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- Ranunculus eschscholtzii var. suksdorfii (9 revisions)
- Aristolochia erecta (9 revisions)
- Opuntia polyacantha var. arenaria (9 revisions)
- Huperzia haleakalae (9 revisions)
- Atriplex saccaria var. asterocarpa (9 revisions)
- Woodsia neomexicana (9 revisions)
- Ranunculus adoneus (9 revisions)
- Abies lasiocarpa (9 revisions)
- Asplenium ×biscayneanum (9 revisions)
- Aquilegia eximia (9 revisions)
- Portulaca biloba (9 revisions)
- Disceliaceae Illustrations (9 revisions)
- Clematis crispa (9 revisions)
- Anemone americana (9 revisions)
- Agdestis clematidea (9 revisions)
- Portulaca rubricaulis (9 revisions)
- Notholaena grayi subsp. grayi (9 revisions)
- Palhinhaea (9 revisions)
- Achlys californica (9 revisions)
- Lycopodiella appressa (9 revisions)
- Fontinalaceae Illustrations (9 revisions)
- Delphinium hansenii subsp. hansenii (9 revisions)
- Ostrya chisosensis (9 revisions)
- Echinocereus pectinatus var. wenigeri (9 revisions)
- Anredera vesicaria (9 revisions)
- Phanerophlebia auriculata (9 revisions)
- Woodsia oregana subsp. oregana (9 revisions)
- Selaginella subg. Selaginella (9 revisions)
- Nothochelone nemorosa (9 revisions)
- Hydrocharitaceae Illustrations (9 revisions)
- Asimina reticulata (9 revisions)
- Echinocereus chisosensis (9 revisions)
- Nyctaginia (9 revisions)
- Woodsia scopulina subsp. scopulina (9 revisions)
- Draba glabella (9 revisions)
- Equisetum telmateia subsp. braunii (9 revisions)
- Azolla filiculoides (9 revisions)
- Delphinium hesperium (9 revisions)
- Brassicaceae tribe Chorisporeae (9 revisions)
- Leitneriaceae Illustrations (9 revisions)
- Coptis aspleniifolia (9 revisions)
- Vancouveria planipetala (9 revisions)
- Dorstenia contrajerva (9 revisions)
- Epiphyllum phyllanthus var. hookeri (9 revisions)
- Abronia maritima (9 revisions)
- Taxodium distichum var. imbricarium (9 revisions)
- Delphinium hansenii subsp. kernense (9 revisions)
- Sequoiadendron (9 revisions)
- Sagittaria platyphylla (9 revisions)
- Ephedra trifurca (9 revisions)
- Marsileaceae Illustrations (9 revisions)
- Papaver sect. Californicum (9 revisions)
- Aquilegia canadensis (9 revisions)
- Echinocactus polycephalus var. xeranthemoides (9 revisions)
- Botrychium spathulatum (9 revisions)
- Osmunda regalis var. spectabilis (9 revisions)
- Quercus stellata (9 revisions)
- Matteuccia (9 revisions)
- Grimmiaceae subfam. Grimmioideae (9 revisions)
- Neckeraceae Illustrations (9 revisions)
- Enemion occidentale (9 revisions)
- Dicentra pauciflora (9 revisions)
- Nymphaea (9 revisions)
- Guapira discolor (9 revisions)
- Malus (9 revisions)
- Thelypteris subg. Cyclosorus (9 revisions)
- Cheilanthes microphylla (9 revisions)
- Delphinium recurvatum (9 revisions)
- Phlebodium aureum (9 revisions)
- Maclura (9 revisions)
- Picramniaceae Illustrations (9 revisions)
- Platystemon (9 revisions)
- Celtis lindheimeri (9 revisions)
- Delphinium nuttallianum (9 revisions)
- Sclerocactus papyracanthus (9 revisions)
- Trichostigma (9 revisions)
- Pellaea intermedia (9 revisions)
- Marsilea vestita (9 revisions)
- Thalictrum confine (9 revisions)
- Agave americana var. expansa (9 revisions)
- Myosurus cupulatus (9 revisions)
- Pottiaceae Illustrations (9 revisions)
- Corylus (9 revisions)
- Adonis (9 revisions)
- Boerhavia torreyana (9 revisions)
- Delosperma (9 revisions)
- Photinia villosa (9 revisions)
- Adiantum viridimontanum (9 revisions)
- Eriogonum multiflorum (9 revisions)
- Isoëtes melanospora (9 revisions)
- Eriogonum subg. Eucycla (9 revisions)
- Consolida pubescens (9 revisions)
- Braya glabella subsp. purpurascens (9 revisions)
- Ruppiaceae Illustrations (9 revisions)
- Ranunculus pusillus (9 revisions)
- Persea borbonia (9 revisions)
- Delphinium carolinianum subsp. carolinianum (9 revisions)
- Coryphantha ramillosa (9 revisions)
- Cylindropuntia kleiniae (9 revisions)
- Brachythecium erythrorrhizon (9 revisions)
- Asplenium pinnatifidum (9 revisions)
- Polypodium scouleri (9 revisions)
- Ranunculus occidentalis var. dissectus (9 revisions)
- Torreya (9 revisions)
- Nothocalaïs nigrescens (9 revisions)
- Clematis viticaulis (9 revisions)
- Smilacaceae Illustrations (9 revisions)
- Myrica hartwegii (9 revisions)
- Chrysolepis chrysophylla var. chrysophylla (9 revisions)
- Coryphantha alversonii (9 revisions)
- Phyllanthus abnormis var. abnormis (9 revisions)
- Woodsia phillipsii (9 revisions)
- Azolla (9 revisions)
- Arctomecon merriamii (9 revisions)
- Ginkgo (9 revisions)
- Ranunculus occidentalis var. brevistylis (9 revisions)
- Thelypteridaceae Illustrations (9 revisions)
- Alnus serrulata (9 revisions)
- Delphinium hansenii (9 revisions)
- Carya aquatica (9 revisions)
- Lophophora williamsii (9 revisions)
- Cylindropuntia wolfii (9 revisions)
- Vittaria lineata (9 revisions)
- Nephrolepis (9 revisions)
- Cochlospermaceae (9 revisions)
- Consolida tenuissima (9 revisions)
- Thelypteris subg. Meniscium (9 revisions)
- Iris (sect. Limniris) ser. Californicae (9 revisions)
- Zosteraceae Illustrations (9 revisions)
- Delphinium andesicola (9 revisions)
- Apodanthaceae Illustrations (9 revisions)
- Thalictrum debile (9 revisions)
- Opuntia cubensis (9 revisions)
- Selaginella arenicola subsp. arenicola (9 revisions)
- Atriplex sect. Atriplex (9 revisions)
- Delphinium variegatum subsp. kinkiense (9 revisions)
- Cheilanthes covillei (9 revisions)
- Phyllanthus abnormis var. riograndensis (9 revisions)
- Quercus macrocarpa (9 revisions)
- Betulaceae (9 revisions)
- Brachytheciaceae Illustrations (9 revisions)
- Papaver californicum (9 revisions)
- Opuntia engelmannii var. flexispina (9 revisions)
- Adiantum tenerum (9 revisions)
- Enemion savilei (9 revisions)
- Polypodium triseriale (9 revisions)
- Chelone cuthbertii (9 revisions)
- Hamamelis virginiana (9 revisions)
- Clematis viticella (9 revisions)
- Cannabaceae Illustrations (9 revisions)
- Thalictrum coriaceum (9 revisions)
- Opuntia ficus-indica (9 revisions)
- Botrychium jenmanii (9 revisions)
- Picea abies (9 revisions)
- Laënnecia sophiifolia (9 revisions)
- Delphinium parryi subsp. parryi (9 revisions)
- Grammitidaceae (9 revisions)
- Collinsia multicolor (9 revisions)
- Picea breweriana (9 revisions)
- Phytolacca americana var. rigida (9 revisions)
- Crassulaceae Illustrations (9 revisions)
- Cimicifuga racemosa (9 revisions)
- Clematis viorna (9 revisions)
- Opuntia polyacantha var. nicholii (9 revisions)
- Pellaea breweri (9 revisions)
- Litsea aestivalis (9 revisions)
- Ephedraceae (9 revisions)
- Lygodiaceae (9 revisions)
- Portulaca grandiflora (9 revisions)
- Ditrichaceae Illustrations (9 revisions)
- Boerhavia ciliata (9 revisions)
- Portulaca smallii (9 revisions)
- Isoëtes occidentalis (9 revisions)
- Cheilanthes aemula (9 revisions)
- Papaver sect. Argemonidium (9 revisions)
- Pinus longaeva (9 revisions)
- Nephrolepis biserrata (9 revisions)
- Ceratophyllum echinatum (9 revisions)
- Frankeniaceae Illustrations (9 revisions)
- Ranunculus flammula var. flammula (9 revisions)
- Ranunculus hebecarpus (9 revisions)
- Anemone quinquefolia var. minima (9 revisions)
- Echinocereus dasyacanthus (9 revisions)
- Molluginaceae (9 revisions)
- Botrychium oneidense (9 revisions)
- Asplenium trichomanes subsp. trichomanes (9 revisions)
- Pellaea truncata (9 revisions)
- Penstemon (9 revisions)
- Asplenium trichomanes-ramosum (9 revisions)
- Aquilegia coerulea var. coerulea (9 revisions)
- Hylocomiaceae Illustrations (9 revisions)
- Achlys (9 revisions)
- Myosurus sessilis (9 revisions)
- Quercus virginiana (9 revisions)
- Echinocereus reichenbachii (9 revisions)
- Nyctaginia capitata (9 revisions)
- Dryopteris intermedia (9 revisions)
- Hymenophyllum (9 revisions)
- Dysphania subsect. Incisa (9 revisions)
- Quercus gravesii (9 revisions)
- Polystichum imbricans subsp. imbricans (9 revisions)
- Juncus secundus (9 revisions)
- Marsilea quadrifolia (9 revisions)
- Urtica chamaedryoides (9 revisions)
- Lembophyllaceae Illustrations (9 revisions)
- Boehmeria cylindrica (9 revisions)
- Delphinium nuttallii subsp. nuttallii (9 revisions)
- Soleirolia soleirolii (9 revisions)
- Pilosocereus (9 revisions)
- Abronia mellifera (9 revisions)
- Ranunculus micranthus (9 revisions)
- Polystichum microchlamys (9 revisions)
- Equisetum pratense (9 revisions)
- Thalictrum (9 revisions)
- Mayacaceae Illustrations (9 revisions)
- Quercus berberidifolia (9 revisions)
- Helleborus viridis (9 revisions)
- Echinocactus texensis (9 revisions)
- Abronia nana var. nana (9 revisions)
- Pteris bahamensis (9 revisions)
- Illicium floridanum (9 revisions)
- Juniperus ashei (9 revisions)
- Cyrtomium fortunei var. fortunei (9 revisions)
- Cabomba caroliniana (9 revisions)
- Nelumbonaceae Illustrations (9 revisions)
- Dendromecon (9 revisions)
- Quercus dumosa (9 revisions)
- Corydalis caseana subsp. caseana (9 revisions)
- Sclerocactus whipplei (9 revisions)
- Guapira obtusata (9 revisions)
- Thelypteris simulata (9 revisions)
- Osmunda ruggii (9 revisions)
- Chrysolepis chrysophylla var. minor (9 revisions)
- Selaginella eatonii (9 revisions)
- Soleirolia (9 revisions)
- Pilotrichaceae Illustrations (9 revisions)
- Clematis columbiana var. columbiana (9 revisions)
- Quercus pacifica (9 revisions)
- Glandulicactus (9 revisions)
- Trianthema (9 revisions)
- Botrychium lunarioides (9 revisions)
- Macleaya (9 revisions)
- Lygodium microphyllum (9 revisions)
- Clematis vitalba (9 revisions)
- Primulaceae Illustrations (9 revisions)
- Aquilegia formosa var. hypolasia (9 revisions)
- Berberis harrisoniana (9 revisions)
- Chrysolepis (9 revisions)
- Pediocactus nigrispinus (9 revisions)
- Delosperma litorale (9 revisions)
- Isopterygium tenerum (9 revisions)
- Botrychium pinnatum (9 revisions)
- Asplenium abscissum (9 revisions)
- Chenopodium subsect. Chenopodium (9 revisions)
- Solidago subsect. Venosae (9 revisions)
- Nectandra coriacea (9 revisions)
- Pteris tripartita (9 revisions)
- Juncus oxymeris (9 revisions)
- Rutenbergiaceae Illustrations (9 revisions)
- Persea humilis (9 revisions)
- Berberis pinnata (9 revisions)
- Myrica californica (9 revisions)
- Coryphantha recurvata (9 revisions)
- Agdestis (9 revisions)
- Juniperus communis var. montana (9 revisions)
- Asplenium platyneuron (9 revisions)
- Berberis trifoliolata (9 revisions)
- Polystichum acrostichoides (9 revisions)
- Eriogonum effusum (9 revisions)
- Eriogonum pharnaceoides (9 revisions)
- Carpinus caroliniana subsp. caroliniana (9 revisions)
- Sparganiaceae Illustrations (9 revisions)
- Papaver sect. Macrantha (9 revisions)
- Cissampelos (9 revisions)
- Berberis vulgaris (9 revisions)
- Boerhavia coulteri var. palmeri (9 revisions)
- Cylindropuntia imbricata var. imbricata (9 revisions)
- Pseudolycopodiella caroliniana (9 revisions)
- Equisetum ×ferrissii (9 revisions)
- Quercus ajoensis (9 revisions)
- Selaginella hansenii (9 revisions)
- Eriogonum ericifolium (9 revisions)
- Carex timida (9 revisions)
- Nuphar ulvacea (9 revisions)
- Theophrastaceae Illustrations (9 revisions)
- Caulophyllum giganteum (9 revisions)
- Quercus intricata (9 revisions)
- Ferocactus (9 revisions)
- Cylindropuntia ramosissima (9 revisions)
- Pellaea glabella subsp. occidentalis (9 revisions)
- Crataegus ×lucorum (9 revisions)
- Ranunculus eschscholtzii var. trisectus (9 revisions)
- Ginkgo biloba (9 revisions)
- Lysichiton americanus (9 revisions)
- Adolphia infesta (9 revisions)
- Planera aquatica (9 revisions)
- Meconella denticulata (9 revisions)
- Aponogetonaceae Illustrations (9 revisions)
- Aquilegia barnebyi (9 revisions)
- Ericameria ophitidis (8 revisions)
- Caulanthus cooperi (8 revisions)
- Taraxacum alaskanum (8 revisions)
- Brassicaceae tribe Cardamineae (8 revisions)
- Isocoma menziesii var. diabolica (8 revisions)
- Cirsium occidentale var. occidentale (8 revisions)
- Arenaria benthamii (8 revisions)
- Crataegus scabrida var. scabrida (8 revisions)
- Cryphaea glomerata (8 revisions)
- Causonis japonica (8 revisions)
- Rubus pascuus (8 revisions)
- Palamocladium (8 revisions)
- Maytenus (8 revisions)
- Sideroxylon reclinatum subsp. austrofloridense (8 revisions)
- Erythranthe (8 revisions)
- Osmadenia tenella (8 revisions)
- Olsynium (8 revisions)
- Amaranthus crispus (8 revisions)
- Castilleja densiflora var. gracilis (8 revisions)
- Galinsoga quadriradiata (8 revisions)
- Allium peninsulare var. franciscanum (8 revisions)
- Micranthes ferruginea (8 revisions)
- Iva (8 revisions)
- Atriplex hortensis (8 revisions)
- Cyrto-hypnum (8 revisions)
- Amelanchier alnifolia var. alnifolia (8 revisions)
- Fritillaria biflora (8 revisions)
- Orthodontium pellucens (8 revisions)
- Rumex obovatus (8 revisions)
- Carex williamsii (8 revisions)
- Berlandiera (8 revisions)
- Edgeworthia (8 revisions)
- Solidago riddellii (8 revisions)
- Plagiomnium insigne (8 revisions)
- Rhododendron minus var. chapmanii (8 revisions)
- Brickellia cylindracea (8 revisions)
- Corallorhiza bentleyi (8 revisions)
- Tortula modica (8 revisions)
- Carex tenera var. echinodes (8 revisions)
- Kosteletzkya depressa (8 revisions)
- Ericameria suffruticosa (8 revisions)
- Chaenactis glabriuscula var. orcuttiana (8 revisions)
- Veronica dillenii (8 revisions)
- Agalinis purpurea var. purpurea (8 revisions)
- Salix euxina (8 revisions)
- Penstemon azureus var. azureus (8 revisions)
- Orontium (8 revisions)
- Erigeron formosissimus var. formosissimus (8 revisions)
- Rhynchospora harveyi var. culixa (8 revisions)
- Fragaria chiloensis subsp. pacifica (8 revisions)
- Palafoxia hookeriana (8 revisions)
- Viola blanda (8 revisions)
- Heterotheca villosa var. foliosa (8 revisions)
- Fimbristylis decipiens (8 revisions)
- Penstemon barbatus var. barbatus (8 revisions)
- Oxalis texana (8 revisions)
- Callitriche palustris (8 revisions)
- Kiaeria starkei (8 revisions)
- Eleocharis decumbens (8 revisions)
- Philadelphus texensis (8 revisions)
- Bucklandiella venusta (8 revisions)
- Acoelorraphe (8 revisions)
- Andreaea nivalis (8 revisions)
- Lepidium davisii (8 revisions)
- Iris versicolor (8 revisions)
- Senecio blochmaniae (8 revisions)
- Chlorocrambe hastata (8 revisions)
- Mulgedium pulchellum (8 revisions)
- Cardamine californica (8 revisions)
- Hazardia stenolepis (8 revisions)
- Drosera capillaris (8 revisions)
- Trixis californica var. californica (8 revisions)
- Rumex beringensis (8 revisions)
- Geum calthifolium (8 revisions)
- Leucodon andrewsianus (8 revisions)
- Stillingia treculiana (8 revisions)
- Spiraea douglasii var. douglasii (8 revisions)
- Chimaphila umbellata subsp. umbellata (8 revisions)
- Sciuro-hypnum latifolium (8 revisions)
- Arceuthobium campylopodum subsp. campylopodum (8 revisions)
- Diospyros ebenum (8 revisions)
- Erythranthe diffusa (8 revisions)
- Centromadia pungens subsp. pungens (8 revisions)
- Saxifraga cernua (8 revisions)
- Guilleminea (8 revisions)
- Castilleja foliolosa (8 revisions)
- Coreopsis stillmanii (8 revisions)
- Allium anceps (8 revisions)
- Vaccinium corymbosum (8 revisions)
- Atriplex glabriuscula var. acadiensis (8 revisions)
- Thuidium delicatulum var. delicatulum (8 revisions)
- Amelanchier canadensis var. canadensis (8 revisions)
- Fritillaria ojaiensis (8 revisions)
- Polygonella basiramia (8 revisions)
- Carex atrofusca (8 revisions)
- Echinacea laevigata (8 revisions)
- Petradoria pumila var. pumila (8 revisions)
- Rhizomnium punctatum (8 revisions)
- Rhododendron canescens (8 revisions)
- Oeceoclades maculata (8 revisions)
- Stegonia latifolia (8 revisions)
- Carex multicostata (8 revisions)
- Malacothamnus (8 revisions)
- Baccharis havardii (8 revisions)
- Balduina uniflora (8 revisions)
- Ceratotheca triloba (8 revisions)
- Aureolaria flava (8 revisions)
- Brassicaceae tribe Aphragmeae (8 revisions)
- Viola villosa (8 revisions)
- Penstemon kingii (8 revisions)
- Warea carteri (8 revisions)
- Tradescantia occidentalis var. occidentalis (8 revisions)
- Erigeron bellidiastrum var. arenarius (8 revisions)
- Rhynchospora solitaria (8 revisions)
- Drymocallis pseudorupestris var. pseudorupestris (8 revisions)
- Platyschkuhria (8 revisions)
- Viola flettii (8 revisions)
- Erigeron neomexicanus (8 revisions)
- Bulbostylis stenophylla (8 revisions)
- Penstemon havardii (8 revisions)
- Glossopetalon texense (8 revisions)
- Deutzia parviflora (8 revisions)
- Rhabdoweisia (8 revisions)
- Cornus rugosa (8 revisions)
- Niphotrichum panschii (8 revisions)
- Inula britannica (8 revisions)
- Arecaceae tribe Hyophorbeae (8 revisions)
- Tetraphis pellucida var. trachypoda (8 revisions)
- Krigia biflora (8 revisions)
- Lepidium latifolium (8 revisions)
- Belamcanda chinensis (8 revisions)
- Senecio fremontii var. fremontii (8 revisions)
- Sibaropsis (8 revisions)
- Prenanthes alba (8 revisions)
- Cardamine longii (8 revisions)
- Hypericum mutilum subsp. mutilum (8 revisions)
- Cirsium eatonii var. eriocephalum (8 revisions)
- Rumex altissimus (8 revisions)
- Crataegus punctata (8 revisions)
- Neckera douglasii (8 revisions)
- Euphorbia humistrata (8 revisions)
- Pityopus californicus (8 revisions)
- Zelometeorium patulum (8 revisions)
- Fagonia pachyacantha (8 revisions)
- Ribes thacherianum (8 revisions)
- Erythranthe cardinalis (8 revisions)
- Deinandra clementina (8 revisions)
- Ribes viscosissimum (8 revisions)
- Froelichia texana (8 revisions)
- Castilleja kaibabensis (8 revisions)
- Coreopsis auriculata (8 revisions)
- Allium siskiyouense (8 revisions)
- Gaylussacia mosieri (8 revisions)
- Stellaria alsine (8 revisions)
- Atriplex amnicola (8 revisions)
- Rosa sect. Systylae (8 revisions)
- Lilium humboldtii subsp. ocellatum (8 revisions)
- Fallopia ×bohemica (8 revisions)
- Carex scabrata (8 revisions)
- Balsamorhiza subg. Balsamorhiza (8 revisions)
- Daltoniaceae (8 revisions)
- Phyllodoce breweri (8 revisions)
- Ionopsis utricularioides (8 revisions)
- Crossidium (8 revisions)
- Carex mitchelliana (8 revisions)
- Brickellia laciniata (8 revisions)
- Malva moschata (8 revisions)
- Gutierrezia texana var. glutinosa (8 revisions)
- Gaillardia arizonica (8 revisions)
- Cranichis (8 revisions)
- Cleistocarpidium palustre (8 revisions)
- Kopsiopsis hookeri (8 revisions)
- Arabis olympica (8 revisions)
- Marah watsonii (8 revisions)
- Ericameria crispa (8 revisions)
- Penstemon purpusii (8 revisions)
- Salix ×fragilis (8 revisions)
- Erigeron versicolor (8 revisions)
- Fuirena (8 revisions)
- Drymocallis cuneifolia var. ewanii (8 revisions)
- Pseudophoenix sargentii subsp. sargentii (8 revisions)
- Viola lobata var. lobata (8 revisions)
- Erigeron lassenianus (8 revisions)
- Isolepis cernua (8 revisions)
- Potentilla macounii (8 revisions)
- Ceanothus gloriosus var. exaltatus (8 revisions)
- Bruchia texana (8 revisions)
- Philadelphus lewisii (8 revisions)
- Sphagnum fitzgeraldii (8 revisions)
- Pluchea odorata var. odorata (8 revisions)
- Potamogeton diversifolius (8 revisions)
- Polytrichaceae (8 revisions)
- Juncus militaris (8 revisions)
- Crocosmia (8 revisions)
- Streptanthella longirostris (8 revisions)
- Sonchus (8 revisions)
- Cardamine purpurea (8 revisions)
- Lessingia arachnoidea (8 revisions)
- Cucurbita ficifolia (8 revisions)
- Cirsium foliosum (8 revisions)
- Crataegus (sect. Coccineae) ser. Greggianae (8 revisions)
- Bryolawtonia vancouveriensis (8 revisions)
- Aruncus (8 revisions)
- Ornithostaphylos oppositifolia (8 revisions)
- Fabronia ciliaris (8 revisions)
- Jamesia tetrapetala (8 revisions)
- Douglasia laevigata (8 revisions)
- Erythranthe inflatula (8 revisions)
- Holocarpha heermannii (8 revisions)
- Cotyledon orbiculata var. oblonga (8 revisions)
- Alternanthera caracasana (8 revisions)
- Buddleja madagascariensis (8 revisions)
- Cyclachaena (8 revisions)
- Galanthus nivalis (8 revisions)
- Ericaceae subfam. Vaccinioideae (8 revisions)
- Stellaria holostea (8 revisions)
- Rosa tomentosa (8 revisions)
- Lilium pardalinum subsp. pitkinense (8 revisions)
- Polygonum ramosissimum subsp. ramosissimum (8 revisions)
- Carex striata (8 revisions)
- Wyethia (8 revisions)
- Acamptopappus sphaerocephalus var. sphaerocephalus (8 revisions)
- Hypopterygium flavolimbatum (8 revisions)
- Kalmia microphylla var. microphylla (8 revisions)
- Orchidaceae tribe Dendrobieae (8 revisions)
- Sphagnum alaskense (8 revisions)
- Scirpus flaccidifolius (8 revisions)
- Brickellia pringlei (8 revisions)
- Malvastrum hispidum (8 revisions)
- Bigelowia nuttallii (8 revisions)
- Voitia (8 revisions)
- Rudbeckia sect. Rudbeckia (8 revisions)
- Platanthera hookeri (8 revisions)
- Erpodium (8 revisions)
- Orobanche corymbosa subsp. mutabilis (8 revisions)
- Hydrangeaceae Illustrations (8 revisions)
- Draba albertina (8 revisions)
- Passiflora multiflora (8 revisions)
- Dioscoreaceae (8 revisions)
- Eurybia surculosa (8 revisions)
- Penstemon clevelandii (8 revisions)
- Salix drummondiana (8 revisions)
- Hechtia glomerata (8 revisions)
- Conyza canadensis (8 revisions)
- Kobresia (8 revisions)
- Alchemilla subcrenata (8 revisions)
- Xyris torta (8 revisions)
- Viola pedata var. pedata (8 revisions)
- Erigeron poliospermus var. disciformis (8 revisions)
- Cyperus virens (8 revisions)
- Penstemon glaber var. brandegeei (8 revisions)
- Potentilla albiflora (8 revisions)
- Croton argenteus (8 revisions)
- Ceratodon (8 revisions)
- Garrya fremontii (8 revisions)
- Ptychomitrium drummondii (8 revisions)
- Achillea nobilis (8 revisions)
- Tradescantia crassifolia (8 revisions)
- Sphagnum papillosum (8 revisions)
- Pyrrhopappus (8 revisions)
- Bromeliaceae (8 revisions)
- Gladiolus tristis (8 revisions)
- Packera bolanderi var. bolanderi (8 revisions)
- Cynara (8 revisions)
- Psilactis gentryi (8 revisions)
- Paysonia lescurii (8 revisions)
- Saussurea americana (8 revisions)
- Boechera johnstonii (8 revisions)
- Crataegus pennsylvanica (8 revisions)
- Tripterocladium (8 revisions)
- Vauquelinia corymbosa (8 revisions)
- Arctostaphylos hookeri subsp. hookeri (8 revisions)
- Plagiothecium laetum (8 revisions)
- Euphorbia polycarpa var. polycarpa (8 revisions)
- Dodecatheon redolens (8 revisions)
- Acanthospermum hispidum (8 revisions)
- Rhodiola (8 revisions)
- Simmondsia chinensis (8 revisions)
- Castilleja minor var. minor (8 revisions)
- Cosmos parviflorus (8 revisions)
- Hymenocallis duvalensis (8 revisions)
- Micranthes caroliniana (8 revisions)
- Stellaria parva (8 revisions)
- Atriplex wolfii var. tenuissima (8 revisions)
- Rosa nitida (8 revisions)
- Lloydia serotina var. flava (8 revisions)
- Polygonum aviculare subsp. boreale (8 revisions)
- Carex laeviconica (8 revisions)
- Agnorhiza reticulata (8 revisions)
- Chrysothamnus viscidiflorus subsp. axillaris (8 revisions)
- Amphidium californicum (8 revisions)
- Calluna vulgaris (8 revisions)
- Trillium petiolatum (8 revisions)
- Syntrichia obtusissima (8 revisions)
- Pavonia (8 revisions)
- Gemmabryum gemmiferum (8 revisions)
- Platanthera sparsiflora (8 revisions)
- Timmiella crassinervis (8 revisions)
- Orobanche cooperi subsp. latiloba (8 revisions)
- Vitaceae Illustrations (8 revisions)
- Draba bifurcata (8 revisions)
- Brachychiton (8 revisions)
- Thismia (8 revisions)
- Xanthisma sect. Blepharodon (8 revisions)
- Penstemon palmeri var. palmeri (8 revisions)
- Salix tweedyi (8 revisions)
- Eriocaulon cinereum (8 revisions)
- Boltonia asteroides var. asteroides (8 revisions)
- Carex nervina (8 revisions)
- Agrimonia (8 revisions)
- Stuckenia filiformis subsp. alpina (8 revisions)
- Cyperus flavicomus (8 revisions)
- Penstemon nudiflorus (8 revisions)
- Potentilla hyparctica subsp. elatior (8 revisions)
- Gouania (8 revisions)
- Ditrichum lineare (8 revisions)
- Seligeria acutifolia (8 revisions)
- Sphaeromeria potentilloides var. nitrophila (8 revisions)
- Zostera japonica (8 revisions)
- Meiotrichum lyallii (8 revisions)
- Osteospermum (8 revisions)
- Callisia graminea (8 revisions)
- Nolina erumpens (8 revisions)
- Streptanthus glandulosus subsp. secundus (8 revisions)
- Hieracium umbellatum (8 revisions)
- Rorippa columbiae (8 revisions)
- Symphyotrichum subulatum var. squamatum (8 revisions)
- Physaria argyraea subsp. argyraea (8 revisions)
- Acroptilon repens (8 revisions)
- Boechera paddoensis (8 revisions)
- Crataegus schuettei var. gigantea (8 revisions)
- Anomodon minor (8 revisions)
- Sorbus americana (8 revisions)
- Ribes oxyacanthoides var. setosum (8 revisions)
- Fontinalis novae-angliae (8 revisions)
- Nekemias arborea (8 revisions)
- Dodecatheon pulchellum var. distolum (8 revisions)
- Anisocarpus madioides (8 revisions)
- Jovibarba heuffelii (8 revisions)
- Mentzelia uintahensis (8 revisions)
- Bidens trichosperma (8 revisions)
- Narcissus poeticus (8 revisions)
- Micranthes subapetala (8 revisions)
- Minuartia cismontana (8 revisions)
- Phytolacca acinosa (8 revisions)
- Cistanthe maritima (8 revisions)
- Odontostomum hartwegii (8 revisions)
- Polygonum californicum (8 revisions)
- Carex retrorsa (8 revisions)
- Verbesina oreophila (8 revisions)
- Cycloloma atriplicifolium (8 revisions)
- Anacamptodon (8 revisions)
- Agarista populifolia (8 revisions)
- Trillium reliquum (8 revisions)
- Microbryum floerkeanum (8 revisions)
- Liatris bracteata (8 revisions)
- Cucumis anguria var. anguria (8 revisions)
- Solidago spathulata (8 revisions)
- Imbribryum (8 revisions)
- Hymenoxys helenioides (8 revisions)
- Platanthera blephariglottis var. blephariglottis (8 revisions)
- Trichostomum tenuirostre var. gemmiparum (8 revisions)
- Antirrhinum majus (8 revisions)
- Draba crassifolia (8 revisions)
- Corchorus aestuans (8 revisions)
- Packera dimorphophylla var. intermedia (8 revisions)
- Trillium grandiflorum (8 revisions)
- Xanthisma spinulosum var. gooddingii (8 revisions)
- Digitalis (8 revisions)
- Salix geyeriana (8 revisions)
- Oreostemma alpigenum var. haydenii (8 revisions)
- Carex triangularis (8 revisions)
- Sanguisorba (8 revisions)
- Elaeis guineensis (8 revisions)
- Erigeron nematophyllus (8 revisions)
- Cyperus squarrosus (8 revisions)
- Penstemon scariosus var. garrettii (8 revisions)
- Potentilla vulcanicola (8 revisions)
- Mentzelia longiloba var. yavapaiensis (8 revisions)
- Leucophyllum candidum (8 revisions)
- Ceanothus cuneatus var. rigidus (8 revisions)
- Blindia acuta (8 revisions)
- Atrichum altecristatum (8 revisions)
- Antennaria lanata (8 revisions)
- Arecaceae (tribe Areceae) subtribe Ptychospermatinae (8 revisions)
- Yucca (8 revisions)
- Streptanthus oliganthus (8 revisions)
- Hieracium horridum (8 revisions)
- Rorippa sylvestris (8 revisions)
- Ericameria nauseosa var. leiosperma (8 revisions)
- Physaria cordiformis (8 revisions)
- Carthamus leucocaulos (8 revisions)
- Boechera porphyrea (8 revisions)
- Artemisia bigelovii (8 revisions)
- Crataegus (sect. Coccineae) ser. Pruinosae (8 revisions)
- Ferocactus hamatacanthus var. hamatacanthus (8 revisions)
- Cotoneaster (8 revisions)
- Arctostaphylos franciscana (8 revisions)
- Orthotrichum norrisii (8 revisions)
- Garryaceae (8 revisions)
- Primula egaliksensis (8 revisions)
- Madia anomala (8 revisions)
- Dudleya cymosa subsp. pumila (8 revisions)
- Tragia leptophylla (8 revisions)
- Castilleja peirsonii (8 revisions)
- Heterosperma pinnatum (8 revisions)
- Zephyranthes pulchella (8 revisions)
- Chrysosplenium glechomifolium (8 revisions)
- Minuartia michauxii (8 revisions)
- Claytonia cordifolia (8 revisions)
- Glossopetalon pungens (8 revisions)
- Polygonatum pubescens (8 revisions)
- Polygonum nuttallii (8 revisions)
- Eleocharis palustris (8 revisions)
- Helianthella uniflora (8 revisions)
- Dysphania graveolens (8 revisions)
- Drepanocladus arcticus (8 revisions)
- Micranthes stellaris (8 revisions)
- Calochortus raichei (8 revisions)
- Acaulon muticum (8 revisions)
- Carex epapillosa (8 revisions)
- Sida tragiifolia (8 revisions)
- Solidago subsect. Thyrsiflorae (8 revisions)
- Plagiobryoides renauldii (8 revisions)
- Tetraneuris linearifolia var. linearifolia (8 revisions)
- Piperia yadonii (8 revisions)
- Tortella tortuosa var. tortuosa (8 revisions)
- Euphrasia hudsoniana (8 revisions)
- Draba graminea (8 revisions)
- Ayenia microphylla (8 revisions)
- Packera ionophylla (8 revisions)
- Isotria medeoloides (8 revisions)
- Dieteria bigelovii var. commixta (8 revisions)
- Dopatrium junceum (8 revisions)
- Salix daphnoides (8 revisions)
- Carex spicata (8 revisions)
- Dryas hookeriana (8 revisions)
- Sagittaria graminea subsp. graminea (8 revisions)
- Silene grayi (8 revisions)
- Erigeron sivinskii (8 revisions)
- Penstemon anguineus (8 revisions)
- Potentilla pensylvanica (8 revisions)
- Petalonyx thurberi subsp. thurberi (8 revisions)
- Malpighia glabra (8 revisions)
- Fissidens taxifolius (8 revisions)
- Juncus greenei (8 revisions)
- Bartramiopsis lescurii (8 revisions)
- Funaria flavicans (8 revisions)
- Antennaria howellii subsp. howellii (8 revisions)
- Juncus textilis (8 revisions)
- Yucca pallida (8 revisions)
- Thelypodiopsis shinnersii (8 revisions)
- Hypochaeris (8 revisions)
- Chorispora tenella (8 revisions)
- Symphyotrichum falcatum var. falcatum (8 revisions)
- Physaria fendleri (8 revisions)
- Boechera schistacea (8 revisions)
- Artemisia tridentata subsp. wyomingensis (8 revisions)
- Crataegus (sect. Coccineae) ser. Pulcherrimae (8 revisions)
- Mammillaria lasiacantha (8 revisions)
- Cotoneaster cochleatus (8 revisions)
- Arctostaphylos canescens subsp. sonomensis (8 revisions)
- Buckiella undulata (8 revisions)
- Euphorbia longicruris (8 revisions)
- Primula cusickiana var. maguirei (8 revisions)
- Hymenopappus filifolius var. megacephalus (8 revisions)
- Dudleya abramsii subsp. costatifolia (8 revisions)
- Kallstroemia californica (8 revisions)
- Castilleja rigida (8 revisions)
- Pectis rusbyi (8 revisions)
- Camassia quamash subsp. breviflora (8 revisions)
- Lithophragma cymbalaria (8 revisions)
- Minuartia tenella (8 revisions)
- Atriplex acanthocarpa var. acanthocarpa (8 revisions)
- Claytonia parviflora subsp. utahensis (8 revisions)
- Potentilla anglica (8 revisions)
- Aletris bracteata (8 revisions)
- Persicaria sagittata (8 revisions)
- Encelia actoni (8 revisions)
- Hygroamblystegium varium subsp. varium (8 revisions)
- Crataegus neobushii (8 revisions)
- Calochortus minimus (8 revisions)
- Micromitrium wrightii (8 revisions)
- Carex spectabilis (8 revisions)
- Liatris helleri (8 revisions)
- Sidalcea diploscypha (8 revisions)
- Solidago speciosa subsp. speciosa (8 revisions)
- Ptychostomum neodamense (8 revisions)
- Tetraneuris acaulis var. epunctata (8 revisions)
- Habenaria odontopetala (8 revisions)
- Weissia brachycarpa (8 revisions)
- Bolboschoenus (8 revisions)
- Rhinanthus (8 revisions)
- Draba kluanei (8 revisions)
- Waltheria bahamensis (8 revisions)
- Packera pauciflora (8 revisions)
- Orchidaceae (tribe Cranichideae) subtribe Spiranthinae (8 revisions)
- Arida arizonica (8 revisions)
- Gratiola viscidula (8 revisions)
- Carica (8 revisions)
- Carex leavenworthii (8 revisions)
- Erigeron lanatus (8 revisions)
- Cyperus filiculmis (8 revisions)
- Ivesia arizonica var. arizonica (8 revisions)
- Ceanothus americanus (8 revisions)
- Townsendia eximia (8 revisions)
- Penstemon sect. Baccharifolii (8 revisions)
- Hydrangea quercifolia (8 revisions)
- Fissidens obtusifolius (8 revisions)
- Najas guadalupensis subsp. muenscheri (8 revisions)
- Encalyptaceae (8 revisions)
- Physcomitrium collenchymatum (8 revisions)
- Antennaria rosea subsp. pulvinata (8 revisions)
- Lemna turionifera (8 revisions)
- Stenanthium (8 revisions)
- Thelypodium integrifolium subsp. complanatum (8 revisions)
- Tragopogon dubius (8 revisions)
- Descurainia (8 revisions)
- Symphyotrichum shortii (8 revisions)
- Physaria gracilis subsp. nuttallii (8 revisions)
- Gazania linearis (8 revisions)
- Boechera ultra-alsa (8 revisions)
- Artemisia californica (8 revisions)
- Hesperolinon didymocarpum (8 revisions)
- Cotoneaster qungbixiensis (8 revisions)
- Arctostaphylos pallida (8 revisions)
- Herzogiella seligeri (8 revisions)
- Frangula californica subsp. occidentalis (8 revisions)
- Lysimachia (8 revisions)
- Dudleya pulverulenta (8 revisions)
- Phyllanthus ericoides (8 revisions)
- Castilleja subinclusa var. subinclusa (8 revisions)
- Dyssodia papposa (8 revisions)
- Chlorogalum grandiflorum (8 revisions)
- Heuchera parviflora var. puberula (8 revisions)
- Sagina saginoides (8 revisions)
- Atriplex garrettii var. navajoensis (8 revisions)
- Claytonia umbellata (8 revisions)
- Potentilla inclinata (8 revisions)
- Allium tricoccum (8 revisions)
- Sphagneticola trilobata (8 revisions)
- Chenopodium subg. Chenopodium (8 revisions)
- Calliergonella cuspidata (8 revisions)
- Crataegus ursopedensis (8 revisions)
- Calochortus flexuosus (8 revisions)
- Syrrhopodon ligulatus (8 revisions)
- Carex joorii (8 revisions)
- Liatris squarrulosa (8 revisions)
- Sidalcea hickmanii subsp. viridis (8 revisions)
- Solidago flexicaulis (8 revisions)
- Ptychostomum cyclophyllum (8 revisions)
- Marshallia ramosa (8 revisions)
- Listera cordata var. cordata (8 revisions)
- Bellibarbula recurva (8 revisions)
- Abutilon mollicomum (8 revisions)
- Packera subnuda var. subnuda (8 revisions)
- Pelexia (8 revisions)
- Xylorhiza tortifolia var. imberbis (8 revisions)
- Scoparia dulcis (8 revisions)
- Limnanthes douglasii subsp. rosea (8 revisions)
- Carex disticha (8 revisions)
- Rosaceae tribe Lyonothamneae (8 revisions)
- Tillandsia utriculata (8 revisions)
- Erigeron cavernensis (8 revisions)
- Eriophorum vaginatum (8 revisions)
- Monolopia lanceolata (8 revisions)
- Oxalis intermedia (8 revisions)
- Calophyllum (8 revisions)
- Townsendia minima (8 revisions)
- Penstemon crandallii var. glabrescens (8 revisions)
- Phyllanthus amarus (8 revisions)
- Pseudorontium (8 revisions)
- Fissidens exilis (8 revisions)
- Eriocaulon (8 revisions)
- Encalypta rhaptocarpa (8 revisions)
- Schistidium (8 revisions)
- Cirsium pumilum var. hillii (8 revisions)
- Lemna valdiviana (8 revisions)
- Hesperaloe parviflora (8 revisions)
- Thysanocarpus (8 revisions)
- Malacothrix (8 revisions)
- Descurainia pinnata subsp. pinnata (8 revisions)
- Symphyotrichum pilosum var. pringlei (8 revisions)
- Salix wolfii var. wolfii (8 revisions)
- Pseudelephantopus spicatus (8 revisions)
- Sandbergia whitedii (8 revisions)
- Artemisia ludoviciana subsp. ludoviciana (8 revisions)
- Manihot angustiloba (8 revisions)
- Cottsia gracilis (8 revisions)
- Staphylea trifolia (8 revisions)
- Hypnum cupressiforme var. cupressiforme (8 revisions)
- Ceanothus ferrisiae (8 revisions)
- Lysimachia quadriflora (8 revisions)
- Perityle vitreomontana (8 revisions)
- Calliergon richardsonii (8 revisions)
- Diamorpha smallii (8 revisions)
- Acalypha monococca (8 revisions)
- Castilleja xanthotricha (8 revisions)
- Tagetes lemmonii (8 revisions)
- Chionodoxa (8 revisions)
- Heuchera pubescens (8 revisions)
- Geocarpon minimum (8 revisions)
- Atriplex linearis (8 revisions)
- Lewisia cotyledon var. howellii (8 revisions)
- Potentilla glaucophylla var. perdissecta (8 revisions)
- Allium vineale (8 revisions)
- Eremogone congesta var. congesta (8 revisions)
- Chenopodium desiccatum (8 revisions)
- Elodium blandowii (8 revisions)
- Crataegus oakesiana (8 revisions)
- Calochortus macrocarpus (8 revisions)
- Tayloria splachnoides (8 revisions)
- Carex livida (8 revisions)
- Hartwrightia floridana (8 revisions)
- Sidalcea neomexicana (8 revisions)
- Solidago tarda (8 revisions)
- Rosulabryum andicola (8 revisions)
- Eupatorium godfreyanum (8 revisions)
- Tropidia (8 revisions)
- Sphagnum pylaesii (8 revisions)
- Bolboschoenus maritimus subsp. paludosus (8 revisions)
- Salix taxifolia (8 revisions)
- Allowissadula holosericea (8 revisions)
- Emilia fosbergii (8 revisions)
- Spiranthes lacera (8 revisions)
- Pyrrocoma carthamoides var. cusickii (8 revisions)
- Plantago aristata (8 revisions)
- Pedicularis bracteosa var. siifolia (8 revisions)
- Koeberliniaceae (8 revisions)
- Prunus (8 revisions)
- Juncus trigonocarpus (8 revisions)
- Erigeron mancus (8 revisions)
- Cyperus dentoniae (8 revisions)
- Ivesia webberi (8 revisions)
- Cornus florida (8 revisions)
- Hypericum kalmianum (8 revisions)
- Chaetopappa parryi (8 revisions)
- Penstemon dasyphyllus (8 revisions)
- Vitis ×novae-angliae (8 revisions)
- Erythranthe glaucescens (8 revisions)
- Campylopodiella flagellacea (8 revisions)
- Carex frankii (8 revisions)
- Schistidium frisvollianum (8 revisions)
- Pseudognaphalium leucocephalum (8 revisions)
- Zingiberaceae (8 revisions)
- Malacothrix phaeocarpa (8 revisions)
- Erysimum ammophilum (8 revisions)
- Symphyotrichum lanceolatum var. interior (8 revisions)
- Physaria mcvaughiana (8 revisions)
- Carlina (8 revisions)
- Salix nummularia (8 revisions)
- Artemisia senjavinensis (8 revisions)
- Mentzelia ravenii (8 revisions)
- Arceuthobium douglasii (8 revisions)
- Pyrus calleryana (8 revisions)
- Hypnum pratense (8 revisions)
- Condalia globosa var. pubescens (8 revisions)
- Gordonia (8 revisions)
- Perityle bisetosa var. appressa (8 revisions)
- Sarmentypnum pseudosarmentosum (8 revisions)
- Sedum rupicola (8 revisions)
- Linum imbricatum (8 revisions)
- Sedum robertsianum (8 revisions)
- Misopates (8 revisions)
- Thymophylla tephroleuca (8 revisions)
- Brodiaea (8 revisions)
- Paeonia (8 revisions)
- Sarcobatus baileyi (8 revisions)
- Montia bostockii (8 revisions)
- Allium speculae (8 revisions)
- Koenigia (8 revisions)
- Tithonia thurberi (8 revisions)
- Chenopodium nevadense (8 revisions)
- Rhytidiadelphus loreus (8 revisions)
- Crataegus (sect. Coccineae) ser. Triflorae (8 revisions)
- Liliaceae (8 revisions)
- Ulota (8 revisions)
- Schoenoplectus purshianus var. purshianus (8 revisions)
- Mikania scandens (8 revisions)
- Sidalcea virgata (8 revisions)
- Baccharis sergiloides (8 revisions)
- Amblyodon (8 revisions)
- Eupatorium pilosum (8 revisions)
- Trillium chloropetalum var. giganteum (8 revisions)
- Didymodon umbrosus (8 revisions)
- Carex ruthii (8 revisions)
- Draba sharsmithii (8 revisions)
- Bastardia viscosa (8 revisions)
- Doronicum plantagineum (8 revisions)
- Spiranthes casei (8 revisions)
- Pyrrocoma lanceolata var. lanceolata (8 revisions)
- Plantago macrocarpa (8 revisions)
- Pedicularis dudleyi (8 revisions)
- Reseda luteola (8 revisions)
- Verbascum (8 revisions)
- Prunus padus (8 revisions)
- Luzula subcongesta (8 revisions)
- Erigeron reductus var. reductus (8 revisions)
- Kyllinga squamulata (8 revisions)
- Rubus arcticus subsp. arcticus (8 revisions)
- Eriophyllum lanatum var. leucophyllum (8 revisions)
- Hypericum nudiflorum (8 revisions)
- Chrysopsis mariana (8 revisions)
- Eleocharis tenuis var. tenuis (8 revisions)
- Penstemon arenicola (8 revisions)
- Tragia glanduligera (8 revisions)
- Mimetanthe (8 revisions)
- Campylopus oerstedianus (8 revisions)
- Carex lutea (8 revisions)
- Schistidium trichodon (8 revisions)
- Gnaphalium palustre (8 revisions)
- Agave sisalana (8 revisions)
- Uropappus lindleyi (8 revisions)
- Erysimum menziesii (8 revisions)
- Sisyrinchium capillare (8 revisions)
- Crepis (8 revisions)
- Lechea divaricata (8 revisions)
- Phyllanthus tenellus (8 revisions)
- Photinia davidiana var. davidiana (8 revisions)
- Isopterygium tenerifolium (8 revisions)
- Frangula rubra subsp. nevadensis (8 revisions)
- Ribes inerme var. inerme (8 revisions)
- Perityle saxicola (8 revisions)
- Brachythecium asperrimum (8 revisions)
- Sedum lineare (8 revisions)
- Cordylanthus ramosus (8 revisions)
- Thymophylla aurea var. aurea (8 revisions)
- Brodiaea minor (8 revisions)
- Tolmiea menziesii (8 revisions)
- Petrorhagia saxifraga (8 revisions)
- Suaeda tampicensis (8 revisions)
- Paulowniaceae (8 revisions)
- Allium cernuum (8 revisions)
- Limonium otolepis (8 revisions)
- Helianthus debilis subsp. silvestris (8 revisions)
- Commicarpus scandens (8 revisions)
- Claopodium (8 revisions)
- Crataegus extraria (8 revisions)
- Calochortus obispoensis (8 revisions)
- Zygodon menziesii (8 revisions)
- Carex abscondita (8 revisions)
- Ageratina havanensis (8 revisions)
- Sphaeralcea coccinea var. coccinea (8 revisions)
- Solidago (sect. Solidago) ser. Venosae (8 revisions)
- Pohlia cruda (8 revisions)
- Arctostaphylos montana subsp. montana (8 revisions)
- Eutrochium maculatum var. bruneri (8 revisions)
- Epidendrum acunae (8 revisions)
- Didymodon fallax (8 revisions)
- Carex subbracteata (8 revisions)
- Draba subcapitata (8 revisions)
- Ericameria parryi var. nevadensis (8 revisions)
- Ericameria linearis (8 revisions)
- Lindernia antipoda (8 revisions)
- Polanisia dodecandra subsp. riograndensis (8 revisions)
- Penstemon harbourii (8 revisions)
- Rubus nivalis (8 revisions)
- Erigeron breweri var. bisanctus (8 revisions)
- Blysmopsis rufa (8 revisions)
- Horkelia clevelandii (8 revisions)
- Hypericum sect. Brathys (8 revisions)
- Eucephalus gormanii (8 revisions)
- Eleocharis microcarpa var. microcarpa (8 revisions)
- Penstemon murrayanus (8 revisions)
- Byrsonima lucida (8 revisions)
- Diplacus thompsonii (8 revisions)
- Sphagnum obtusum (8 revisions)
- Carex baltzellii (8 revisions)
- Garrya elliptica (8 revisions)
- Grimmia sessitana (8 revisions)
- Gamochaeta pensylvanica (8 revisions)
- Vallisneria (8 revisions)
- Agave deserti var. deserti (8 revisions)
- Braya humilis subsp. humilis (8 revisions)
- Sisyrinchium miamiense (8 revisions)
- Symphyotrichum foliaceum var. canbyi (8 revisions)
- Physaria rectipes (8 revisions)
- Crepis modocensis subsp. modocensis (8 revisions)
- Orychophragmus (8 revisions)
- Soliva stolonifera (8 revisions)
- Croton pottsii var. thermophilus (8 revisions)
- Argythamnia simulans (8 revisions)
- Crataegus (sect. Brevispinae) ser. Brevispinae (8 revisions)
- Ziziphus mauritiana (8 revisions)
- Styrax platanifolius (8 revisions)
- Perityle huecoensis (8 revisions)
- Orthotrichum elegans (8 revisions)
- Cissus trifoliata (8 revisions)
- Sedum moranii (8 revisions)
- Cordylanthus wrightii subsp. tenuifolius (8 revisions)
- Flaveria trinervia (8 revisions)
- Dichelostemma multiflorum (8 revisions)
- Tiarella trifoliata var. trifoliata (8 revisions)
- Mirabilis alipes (8 revisions)
- Allium howellii var. clokeyi (8 revisions)
- Lepidium virginicum subsp. menziesii (8 revisions)
- Eremogone eastwoodiae var. adenophora (8 revisions)
- Helianthus paradoxus (8 revisions)
- Zuckia brandegeei var. plummeri (8 revisions)
- Leskea gracilescens (8 revisions)
- Crataegus pexa (8 revisions)
- Uvularia grandiflora (8 revisions)
- Tetraplodon angustatus (8 revisions)
- Carex impressinervia (8 revisions)
- Heliopsis gracilis (8 revisions)
- Sphaeralcea incana (8 revisions)
- Solidago (sect. Solidago) ser. Odorae (8 revisions)
- Pohlia bulbifera (8 revisions)
- Cascadia (8 revisions)
- Ageratum (8 revisions)
- Lepanthopsis melanantha (8 revisions)
- Bryoerythrophyllum (8 revisions)
- Carex proposita (8 revisions)
- Boechera arcuata (8 revisions)
- Gossypium armourianum (8 revisions)
- Arnoglossum sulcatum (8 revisions)
- Grindelia subalpina (8 revisions)
- Synthyris laciniata (8 revisions)
- Pedicularis rainierensis (8 revisions)
- Peritoma serrulata (8 revisions)
- Penstemon laxus (8 revisions)
- Prunus domestica (8 revisions)
- Ruppia maritima (8 revisions)
- Eriogonum helichrysoides (8 revisions)
- Rigiopappus leptocladus (8 revisions)
- Rhynchospora alba (8 revisions)
- Horkelia parryi (8 revisions)
- Arnica parryi (8 revisions)
- Hypericum paucifolium (8 revisions)
- Pityopsis graminifolia var. tenuifolia (8 revisions)
- Scirpus expansus (8 revisions)
- Penstemon atwoodii (8 revisions)
- Euphorbia helioscopia (8 revisions)
- Diplacus parryi (8 revisions)
- Dicranella hilariana (8 revisions)
- Carex sect. Obtusatae (8 revisions)
- Mentzelia librina (8 revisions)
- Grimmia laevigata (8 revisions)
- Logfia depressa (8 revisions)
- Egeria densa (8 revisions)
- Manfreda maculosa (8 revisions)
- Salix athabascensis (8 revisions)
- Sisyrinchium idahoense var. segetum (8 revisions)
- Symphyotrichum subg. Ascendentes (8 revisions)
- Physaria vicina (8 revisions)
- Crepis pleurocarpa (8 revisions)
- Brassicaceae tribe Calepineae (8 revisions)
- Mauranthemum paludosum (8 revisions)
- Hudsonia tomentosa (8 revisions)
- Croton linearis (8 revisions)
- Argythamnia lanceolata (8 revisions)
- Crataegus saligna (8 revisions)
- Vesicularia vesicularis (8 revisions)
- Tragia urticifolia (8 revisions)
- Sarracenia alabamensis subsp. wherryi (8 revisions)
- Clasmatodon (8 revisions)
- Mentzelia flumensevera (8 revisions)
- Villadia squamulosa (8 revisions)
- Orthocarpus tenuifolius (8 revisions)
- Raillardella argentea (8 revisions)
- Bloomeria crocea var. montana (8 revisions)
- Sullivantia sullivantii (8 revisions)
- Amaranthus tuberculatus (8 revisions)
- Castilleja applegatei var. applegatei (8 revisions)
- Heliomeris longifolia var. longifolia (8 revisions)
- Allium madidum (8 revisions)
- Noccaea fendleri subsp. californica (8 revisions)
- Eremogone pumicola (8 revisions)
- Helianthus smithii (8 revisions)
- Orthotrichum (8 revisions)
- Fallugia (8 revisions)
- Erythronium elegans (8 revisions)
- Anacolia (8 revisions)
- Chrysogonum virginianum var. australe (8 revisions)
- Sphaeralcea wrightii (8 revisions)
- Solidago altiplanities (8 revisions)
- Epipterygium tozeri (8 revisions)
- Arctostaphylos glandulosa subsp. gabrielensis (8 revisions)
- Stevia serrata (8 revisions)
- Calypso bulbosa (8 revisions)
- Leptodontium viticulosoides var. sulphureum (8 revisions)
- Carex davyi (8 revisions)
- Boechera constancei (8 revisions)
- Hibiscus radiatus (8 revisions)
- Tetradymia nuttallii (8 revisions)
- Hulsea vestita subsp. parryi (8 revisions)
- Synthyris wyomingensis (8 revisions)
- Agalinis aspera (8 revisions)
- Cleomella parviflora (8 revisions)
- Penstemon procerus var. modestus (8 revisions)
- Juncus roemerianus (8 revisions)
- Eriogonum thornei (8 revisions)
- Rhynchospora pusilla (8 revisions)
- Jamesianthus (8 revisions)
- Hypericum scouleri (8 revisions)
- Eleocharis acicularis (8 revisions)
- Penstemon eriantherus var. cleburnei (8 revisions)
- Ceanothus leucodermis (8 revisions)
- Diplacus rupicola (8 revisions)
- Dicranum howellii (8 revisions)
- Eleocharis montevidensis (8 revisions)
- Ceanothus impressus var. impressus (8 revisions)
- Grimmia orbicularis (8 revisions)
- Stylocline psilocarphoides (8 revisions)
- Juncus brachycephalus (8 revisions)
- Smilax hugeri (8 revisions)
- Microseris douglasii subsp. platycarpha (8 revisions)
- Hesperis (8 revisions)
- Zigadenus venenosus var. venenosus (8 revisions)
- Brassicaceae tribe Smelowskieae (8 revisions)
- Taraxacum (8 revisions)
- Camelina rumelica (8 revisions)
- Baccharis bigelovii (8 revisions)
- Crocanthemum propinquum (8 revisions)
- Cirsium crassicaule (8 revisions)
- Crataegus (sect. Macracanthae) ser. Macracanthae (8 revisions)
- Brotherella canadensis (8 revisions)
- Hippocratea volubilis (8 revisions)
- Sarracenia rubra subsp. rubra (8 revisions)
- Homalothecium sericeum (8 revisions)
- Euphorbia mesembrianthemifolia (8 revisions)
- Manilkara jaimiqui subsp. emarginata (8 revisions)
- Mazus (8 revisions)
- Layia platyglossa (8 revisions)
- Heteranthera (8 revisions)
- Astilbe (8 revisions)
- Amaranthus hypochondriacus (8 revisions)
- Castilleja chlorotica (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Galinsoginae (8 revisions)
- Allium lacunosum var. lacunosum (8 revisions)
- Nerisyrenia (8 revisions)
- Cerastium arcticum (8 revisions)
- Helianthus floridanus (8 revisions)
- Iwatsukiella (8 revisions)
- Crataegus persimilis (8 revisions)
- Erythronium americanum (8 revisions)
- Philonotis longiseta (8 revisions)
- Rumex tomentellus (8 revisions)
- Ambrosia chamissonis (8 revisions)
- Thladiantha dubia (8 revisions)
- Solidago nemoralis subsp. decemflora (8 revisions)
- Mnium hornum (8 revisions)
- Bejaria racemosa (8 revisions)
- Brickellia amplexicaulis (8 revisions)
- Malaxis soulei (8 revisions)
- Tortula (8 revisions)
- Carex muskingumensis (8 revisions)
- Boechera falcifructa (8 revisions)
- Hibiscus clypeatus (8 revisions)
- Tussilago (8 revisions)
- Chaenactis douglasii var. alpina (8 revisions)
- Veronica serpyllifolia (8 revisions)
- Agalinis heterophylla (8 revisions)
- Tarenaya (8 revisions)
- Penstemon sudans (8 revisions)
- Maranta arundinacea (8 revisions)
- Erigeron speciosus (8 revisions)
- Rhynchospora miliacea (8 revisions)
- Duchesnea indica var. indica (8 revisions)
- Bahia (8 revisions)
- Hybanthus linearifolius (8 revisions)
- Heterotheca fulcrata var. fulcrata (8 revisions)
- Eleocharis cellulosa (8 revisions)
- Scrophularia (8 revisions)
- Larrea tridentata (8 revisions)
- Sairocarpus subcordatus (8 revisions)
- Dicranum fuscescens (8 revisions)
- Carex filifolia var. erostrata (8 revisions)
- Euphorbia conferta (8 revisions)
- Jaffueliobryum raui (8 revisions)
- Diaperia (8 revisions)
- Wolffia brasiliensis (8 revisions)
- Sphagnum sitchense (8 revisions)
- Cirsium helenioides (8 revisions)
- Isatis tinctoria (8 revisions)
- Stephanomeria diegensis (8 revisions)
- Myagrum (8 revisions)
- Iris macrosiphon (8 revisions)
- Caulanthus coulteri (8 revisions)
- Taraxacum carneocoloratum (8 revisions)
- Armoracia (8 revisions)
- Isocoma menziesii var. menziesii (8 revisions)
- Tamarix africana (8 revisions)
- Cirsium occidentale var. coulteri (8 revisions)
- Coccoloba uvifera (8 revisions)
- Crataegus scabrida var. asperifolia (8 revisions)
- Orthotrichum pycnophyllum (8 revisions)
- Spiraea alba var. latifolia (8 revisions)
- Pyrola asarifolia subsp. asarifolia (8 revisions)
- Palamocladium leskeoides (8 revisions)
- Sideroxylon rufohirtum (8 revisions)
- Erythranthe inconspicua (8 revisions)
- Calycadenia (8 revisions)
- Olsynium douglasii (8 revisions)
- Saxifraga flagellaris subsp. setigera (8 revisions)
- Amaranthus muricatus (8 revisions)
- Castilleja densiflora var. obispoënsis (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Dimeresiinae (8 revisions)
- Allium fibrillum (8 revisions)
- Vaccinium macrocarpon (8 revisions)
- Cerastium fontanum subsp. fontanum (8 revisions)
- Helianthus arizonensis (8 revisions)
- Orthotrichum anodon (8 revisions)
- Amelanchier alnifolia var. semiintegrifolia (8 revisions)
- Fritillaria biflora var. biflora (8 revisions)
- Bryaceae (8 revisions)
- Rumex paraguayensis (8 revisions)
- Carex capillaris (8 revisions)
- Berlandiera lyrata (8 revisions)
- Edgeworthia gardneri (8 revisions)
- Solidago houghtonii (8 revisions)
- Plagiomnium medium (8 revisions)
- Rhododendron lapponicum (8 revisions)
- Brickellia dentata (8 revisions)
- Corallorhiza odontorhiza (8 revisions)
- Tortula hoppeana (8 revisions)
- Carex normalis (8 revisions)
- Kosteletzkya pentacarpos (8 revisions)
- Ericameria teretifolia (8 revisions)
- Chaenactis stevioides (8 revisions)
- Veronica chamaedrys (8 revisions)
- Agalinis purpurea var. parviflora (8 revisions)
- Alyssum desertorum (8 revisions)
- Penstemon azureus var. angustissimus (8 revisions)
- Juncus pervetus (8 revisions)
- Erigeron formosissimus var. viscidus (8 revisions)
- Rhynchospora fusca (8 revisions)
- Chamaerhodos (8 revisions)
- Palafoxia sphacelata (8 revisions)
- Viola brittoniana (8 revisions)
- Heterotheca villosa var. depressa (8 revisions)
- Fimbristylis annua (8 revisions)
- Penstemon barbatus var. torreyi (8 revisions)
- Tribulus cistoides (8 revisions)
- Callitriche pedunculosa (8 revisions)
- Kiaeria blyttii (8 revisions)
- Eleocharis bolanderi (8 revisions)
- Gyminda latifolia (8 revisions)
- Bucklandiella sect. Lawtonia (8 revisions)
- Hesperevax sparsiflora var. sparsiflora (8 revisions)
- Juncus bulbosus (8 revisions)
- Andreaea blyttii (8 revisions)
- Stephanomeria tenuifolia (8 revisions)
- Lepidium densiflorum (8 revisions)
- Heteranthera dubia (8 revisions)
- Senecio lyonii (8 revisions)
- Coelophragmus (8 revisions)
- Lactuca (8 revisions)
- Cardamine clematitis (8 revisions)
- Hazardia squarrosa (8 revisions)
- Drosera filiformis (8 revisions)
- Cirsium turneri (8 revisions)
- Rumex krausei (8 revisions)
- Crataegus (sect. Coccineae) ser. Crus-galli (8 revisions)
- Nogopterium (8 revisions)
- Simmondsia (8 revisions)
- Spiraea douglasii var. menziesii (8 revisions)
- Orthilia (8 revisions)
- Sciuro-hypnum ornellanum (8 revisions)
- Euphorbia melanadenia (8 revisions)
- Theophrastaceae (8 revisions)
- Erythranthe purpurea (8 revisions)
- Centromadia fitchii (8 revisions)
- Saxifraga radiata (8 revisions)
- Castilleja fraterna (8 revisions)
- Coreopsis californica (8 revisions)
- Xerophyllum tenax (8 revisions)
- Vaccinium myrsinites (8 revisions)
- Cerastium velutinum var. velutinum (8 revisions)
- Atriplex glabriuscula var. franktonii (8 revisions)
- Thuidium delicatulum var. radicans (8 revisions)
- Amelanchier canadensis var. obovalis (8 revisions)
- Fritillaria pinetorum (8 revisions)
- Polygonella ciliata (8 revisions)
- Carex sect. Porocystis (8 revisions)
- Echinacea pallida (8 revisions)
- Toiyabea (8 revisions)
- Trachycystis (8 revisions)
- Rhododendron prinophyllum (8 revisions)
- Pteroglossaspis (8 revisions)
- Stegonia latifolia var. latifolia (8 revisions)
- Carex straminiformis (8 revisions)
- Malacothamnus fasciculatus (8 revisions)
- Ionactis stenomeres (8 revisions)
- Balduina atropurpurea (8 revisions)
- Sesamum (8 revisions)
- Brachystigma (8 revisions)
- Aphragmus (8 revisions)
- Warea sessilifolia (8 revisions)
- Juncus biglumis (8 revisions)
- Erigeron bellidiastrum var. bellidiastrum (8 revisions)
- Rhynchospora pallida (8 revisions)
- Drymocallis pseudorupestris var. saxicola (8 revisions)
- Platyschkuhria integrifolia (8 revisions)
- Brandegea (8 revisions)
- Erigeron oreophilus (8 revisions)
- Bulbostylis barbata (8 revisions)
- Scrophularia macrantha (8 revisions)
- Potentilla ovina var. decurrens (8 revisions)
- Cissus verticillata (8 revisions)
- Rhabdoweisia crenulata (8 revisions)
- Euphorbia hexagona (8 revisions)
- Niphotrichum sect. Elongata (8 revisions)
- Inula salicina (8 revisions)
- Tetrodontium (8 revisions)
- Cirsium discolor (8 revisions)
- Lepidium latipes (8 revisions)
- Herbertia (8 revisions)
- Ericameria palmeri var. palmeri (8 revisions)
- Sibaropsis hammittii (8 revisions)
- Prenanthes altissima (8 revisions)
- Cardamine macrocarpa (8 revisions)
- Lessingia glandulifera var. peirsonii (8 revisions)
- Hypericum nitidum subsp. nitidum (8 revisions)
- Cirsium eatonii var. hesperium (8 revisions)
- Arenaria lanuginosa var. lanuginosa (8 revisions)
- Neckera complanata (8 revisions)
- Euphorbia sect. Alectoroctonum (8 revisions)
- Staphylea (8 revisions)
- Hemitomes (8 revisions)
- Stereophyllaceae (8 revisions)
- Euphorbia arizonica (8 revisions)
- Androsace (8 revisions)
- Erythranthe cinnabarina (8 revisions)
- Deinandra minthornii (8 revisions)
- Crassula connata (8 revisions)
- Froelichia arizonica (8 revisions)
- Castilleja kerryana (8 revisions)
- Coreopsis lanceolata (8 revisions)
- Allium scilloides (8 revisions)
- Micranthes nudicaulis (8 revisions)
- Stellaria americana (8 revisions)
- Rosa setigera (8 revisions)
- Lilium washingtonianum (8 revisions)
- Carex amplifolia (8 revisions)
- Balsamorhiza serrata (8 revisions)
- Daltonia (8 revisions)
- Phyllodoce caerulea (8 revisions)
- Macradenia (8 revisions)
- Crossidium aberrans (8 revisions)
- Carex barbarae (8 revisions)
- Malva neglecta (8 revisions)
- Gutierrezia texana var. texana (8 revisions)
- Cranichis muscosa (8 revisions)
- Sphagnum contortum (8 revisions)
- Orobanche (8 revisions)
- Salix serissima (8 revisions)
- Turnera ulmifolia var. ulmifolia (8 revisions)
- Eurybia radulina (8 revisions)
- Penstemon rhizomatosus (8 revisions)
- Salix sect. Cinerella (8 revisions)
- Colocasia esculenta (8 revisions)
- Erigeron annuus (8 revisions)
- Scleria lacustris (8 revisions)
- Dasiphora (8 revisions)
- Callisia fragrans (8 revisions)
- Viola lobata var. integrifolia (8 revisions)
- Erigeron lassenianus var. lassenianus (8 revisions)
- Isolepis setacea (8 revisions)
- Penstemon cyananthus var. cyananthus (8 revisions)
- Potentilla morefieldii (8 revisions)
- Hippocratea (8 revisions)
- Bruchia drummondii (8 revisions)
- Croton sancti-lazari (8 revisions)
- Codriophorus depressus (8 revisions)
- Cirsium ochrocentrum var. ochrocentrum (8 revisions)
- Juncus leiospermus (8 revisions)
- Polytrichastrum (8 revisions)
- Lygodesmia grandiflora var. grandiflora (8 revisions)
- Stuckenia (8 revisions)
- Crocosmia ×crocosmiiflora (8 revisions)
- Senecio multidentatus var. huachucanus (8 revisions)
- Salix monticola (8 revisions)
- Cardamine rotundifolia (8 revisions)
- Lessingia hololeuca (8 revisions)
- Datiscaceae (8 revisions)
- Gochnatia hypoleuca (8 revisions)
- Geum rivale (8 revisions)
- Porotrichum (8 revisions)
- Xylococcus (8 revisions)
- Fabronia pusilla (8 revisions)
- Tragia laciniata (8 revisions)
- Douglasia montana (8 revisions)
- Erythranthe latidens (8 revisions)
- Holocarpha macradenia (8 revisions)
- Kalanchoë (8 revisions)
- Gomphrena (8 revisions)
- Linaria purpurea (8 revisions)
- Thelesperma (8 revisions)
- Habranthus (8 revisions)
- Vaccinium sect. Batodendron (8 revisions)
- Spergularia macrotheca var. macrotheca (8 revisions)
- Rosa sherardii (8 revisions)
- Lilium pardalinum subsp. shastense (8 revisions)
- Polygonum ramosissimum subsp. prolificum (8 revisions)
- Carex heterostachya (8 revisions)
- Wyethia glabra (8 revisions)
- Amphipappus (8 revisions)
- Hypopterygium tamariscina (8 revisions)
- Kalmia microphylla var. occidentalis (8 revisions)
- Orchidaceae tribe Epidendreae (8 revisions)
- Sphagnum fimbriatum subsp. fimbriatum (8 revisions)
- Schoenoplectus californicus (8 revisions)
- Brickellia rusbyi (8 revisions)
- Malvaviscus (8 revisions)
- Splachnum vasculosum (8 revisions)
- Helenium bigelovii (8 revisions)
- Trillium rugelii (8 revisions)
- Erpodium acrifolium (8 revisions)
- Krameriaceae Illustrations (8 revisions)
- Draba aleutica (8 revisions)
- Passiflora affinis (8 revisions)
- Dioscorea (8 revisions)
- Eurybia spectabilis (8 revisions)
- Penstemon clevelandii var. clevelandii (8 revisions)
- Salix pellita (8 revisions)
- Aphanostephus (8 revisions)
- Kobresia simpliciuscula (8 revisions)
- Juncus megacephalus (8 revisions)
- Viola pedata var. ranunculifolia (8 revisions)
- Erigeron poliospermus var. poliospermus (8 revisions)
- Cyperus drummondii (8 revisions)
- Penstemon hallii (8 revisions)
- Rosaceae tribe Ulmarieae (8 revisions)
- Mentzelia desertorum (8 revisions)
- Ceratodon heterophyllus (8 revisions)
- Sclerolinon (8 revisions)
- Scouleriaceae (8 revisions)
- Achillea ptarmica (8 revisions)
- Hedychium (8 revisions)
- Polytrichastrum ohioense (8 revisions)
- Pyrrhopappus grandiflorus (8 revisions)
- Luzula echinata (8 revisions)
- Gladiolus dalenii (8 revisions)
- Packera bolanderi var. harfordii (8 revisions)
- Streptanthus cordatus var. cordatus (8 revisions)
- Hieracium flagellare (8 revisions)
- Nasturtium (8 revisions)
- Psilactis asteroides (8 revisions)
- Paysonia lyrata (8 revisions)
- Saussurea triangulata (8 revisions)
- Boechera koehleri (8 revisions)
- Crataegus (sect. Coccineae) ser. Coccineae (8 revisions)
- Tripterocladium leucocladulum (8 revisions)
- Vauquelinia corymbosa subsp. angustifolia (8 revisions)
- Arctostaphylos hookeri subsp. hearstiorum (8 revisions)
- Fontinalaceae (8 revisions)
- Croton californicus (8 revisions)
- Ribes roezlii var. amictum (8 revisions)
- Hemizonia congesta subsp. lutescens (8 revisions)
- Ribes cereum var. colubrinum (8 revisions)
- Fagonia (8 revisions)
- Castilleja minor var. exilis (8 revisions)
- Cosmos sulphureus (8 revisions)
- Hymenocallis franklinensis (8 revisions)
- Micranthes occidentalis (8 revisions)
- Stellaria porsildii (8 revisions)
- Atriplex wolfii var. wolfii (8 revisions)
- Phytolacca americana var. americana (8 revisions)
- Rosa foliolosa (8 revisions)
- Tulipa (8 revisions)
- Polygonum aviculare subsp. buxiforme (8 revisions)
- Carex sheldonii (8 revisions)
- Verbesina (8 revisions)
- Hygrohypnum luridum (8 revisions)
- Erica (8 revisions)
- Orchidaceae (tribe Epidendreae) subtribe Polystachynae (8 revisions)
- Syntrichia princeps (8 revisions)
- Pleurocoronis pluriseta (8 revisions)
- Pavonia hastata (8 revisions)
- Sericocarpus oregonensis subsp. oregonensis (8 revisions)
- Gemmabryum gemmilucens (8 revisions)
- Hymenoxys ambigens var. ambigens (8 revisions)
- Platanthera brevifolia (8 revisions)
- Pottiaceae subfam. Merceyoideae (8 revisions)
- Orobanche cooperi subsp. palmeri (8 revisions)
- Ximeniaceae Illustrations (8 revisions)
- Draba borealis (8 revisions)
- Marah macrocarpa (8 revisions)
- Thismia americana (8 revisions)
- Ericameria cuneata var. macrocephala (8 revisions)
- Verbascum pulverulentum (8 revisions)
- Salix sect. Villosae (8 revisions)
- Juncus subg. Graminifolii (8 revisions)
- Boltonia asteroides var. latisquama (8 revisions)
- Fuirena breviseta (8 revisions)
- Viola pubescens var. pubescens (8 revisions)
- Erigeron concinnus var. concinnus (8 revisions)
- Cyperus fugax (8 revisions)
- Penstemon pahutensis (8 revisions)
- Potentilla robbinsiana (8 revisions)
- Euonymus occidentalis var. parishii (8 revisions)
- Ditrichum montanum (8 revisions)
- Fagonia laevis (8 revisions)
- Sphagnum jensenii (8 revisions)
- Sphaeromeria cana (8 revisions)
- Zingiber zerumbet (8 revisions)
- Oligotrichum (8 revisions)
- Osteospermum ecklonis (8 revisions)
- Canna flaccida (8 revisions)
- Nolina microcarpa (8 revisions)
- Streptanthus glandulosus subsp. sonomensis (8 revisions)
- Hieracium schultzii (8 revisions)
- Rorippa crystallina (8 revisions)
- Symphyotrichum subg. Virgulus (8 revisions)
- Physaria arizonica (8 revisions)
- Amberboa (8 revisions)
- Boechera pallidifolia (8 revisions)
- Geum macrophyllum var. macrophyllum (8 revisions)
- Anomodon tristis (8 revisions)
- Sorbus decora (8 revisions)
- Arctostaphylos parryana subsp. desertica (8 revisions)
- Fontinalis redfearnii (8 revisions)
- Elatine chilensis (8 revisions)
- Dodecatheon pulchellum var. cusickii (8 revisions)
- Anisocarpus scabridus (8 revisions)
- Dudleya (8 revisions)
- Rhamnus alnifolia (8 revisions)
- Castilleja pallescens var. pallescens (8 revisions)
- Bidens mitis (8 revisions)
- Narcissus jonquilla (8 revisions)
- Minuartia cumberlandensis (8 revisions)
- Acleisanthes lanceolata var. lanceolata (8 revisions)
- Cistanthe monandra (8 revisions)
- Rosa nutkana subsp. nutkana (8 revisions)
- Convallaria (8 revisions)
- Polygonum bidwelliae (8 revisions)
- Carex lurida (8 revisions)
- Verbesina rothrockii (8 revisions)
- Beta (8 revisions)
- Anacamptodon splachnoides (8 revisions)
- Lyonia (8 revisions)
- Trillium sessile (8 revisions)
- Microbryum vlassovii (8 revisions)
- Carex stevenii (8 revisions)
- Liatris cymosa (8 revisions)
- Imbribryum alpinum (8 revisions)
- Hymenoxys cooperi (8 revisions)
- Platanthera blephariglottis var. conspicua (8 revisions)
- Trichostomum spirale (8 revisions)
- Euphrasia subarctica (8 revisions)
- Draba cruciata (8 revisions)
- Corchorus tridens (8 revisions)
- Packera dimorphophylla var. paysonii (8 revisions)
- Cypripedium parviflorum var. parviflorum (8 revisions)
- Xanthisma spinulosum var. paradoxum (8 revisions)
- Digitalis grandiflora (8 revisions)
- Salix lemmonii (8 revisions)
- Oreostemma elatum (8 revisions)
- Carex annectens (8 revisions)
- Sanguisorba canadensis (8 revisions)
- Xyris stricta var. stricta (8 revisions)
- Viola sagittata var. sagittata (8 revisions)
- Pentachaeta (8 revisions)
- Cyperus granitophilus (8 revisions)
- Penstemon speciosus (8 revisions)
- Potentilla subvahliana (8 revisions)
- Mentzelia dispersa (8 revisions)
- Penstemon subg. Dasanthera (8 revisions)
- Euphorbia polyphylla (8 revisions)
- Brachydontium (8 revisions)
- Artemisia campestris subsp. canadensis (8 revisions)
- Tillandsia paucifolia (8 revisions)
- Sphagnum steerei (8 revisions)
- Tillandsia balbisiana (8 revisions)
- Yucca brevifolia (8 revisions)
- Streptanthus petiolaris (8 revisions)
- Hieracium venosum (8 revisions)
- Salix ovalifolia var. arctolitoralis (8 revisions)
- Symphyotrichum phlogifolium (8 revisions)
- Physaria curvipes (8 revisions)
- Carthamus lanatus (8 revisions)
- Boechera pratincola (8 revisions)
- Crataegus compacta (8 revisions)
- Ferocactus hamatacanthus var. sinuatus (8 revisions)
- Cotoneaster salicifolius (8 revisions)
- Arctostaphylos nissenana (8 revisions)
- Entodon beyrichii (8 revisions)
- Euphorbia platyphyllos (8 revisions)
- Primula nutans (8 revisions)
- Polymnia (8 revisions)
- Dudleya cymosa subsp. gigantea (8 revisions)
- Tragia nigricans (8 revisions)
- Dicranocarpus (8 revisions)
- Zephyranthes refugiensis (8 revisions)
- Chrysosplenium iowense (8 revisions)
- Minuartia muscorum (8 revisions)
- Atriplex elegans var. elegans (8 revisions)
- Potentilla sect. Pentaphylloides (8 revisions)
- Polygonatum latifolium (8 revisions)
- Polygonum spergulariiforme (8 revisions)
- Carex sect. Rostrales (8 revisions)
- Dysphania subsect. Teloxys (8 revisions)
- Drummondia (8 revisions)
- Chamaedaphne (8 revisions)
- Calochortus monophyllus (8 revisions)
- Acaulon muticum var. muticum (8 revisions)
- Carex helleri (8 revisions)
- Rudbeckia triloba var. triloba (8 revisions)
- Sida ulmifolia (8 revisions)
- Solidago wrightii (8 revisions)
- Plagiobryoides vinosula (8 revisions)
- Tetraneuris linearifolia var. arenicola (8 revisions)
- Piperia candida (8 revisions)
- Tortella tortuosa var. arctica (8 revisions)
- Euphrasia mollis (8 revisions)
- Draba grandis (8 revisions)
- Ayenia pilosa (8 revisions)
- Packera layneae (8 revisions)
- Isotria verticillata (8 revisions)
- Dieteria bigelovii var. mucronata (8 revisions)
- Gratiola (8 revisions)
- Salix sect. Helix (8 revisions)
- Juncus coriaceus (8 revisions)
- Viola umbraticola (8 revisions)
- Erigeron filifolius (8 revisions)
- Cyperus sphacelatus (8 revisions)
- Penstemon arenarius (8 revisions)
- Potentilla lasiodonta (8 revisions)
- Euphorbia astyla (8 revisions)
- Penstemon montanus var. montanus (8 revisions)
- Mentzelia goodrichii (8 revisions)
- Fissidens subbasilaris (8 revisions)
- Thalia dealbata (8 revisions)
- Diphysciaceae (8 revisions)
- Funaria hygrometrica (8 revisions)
- Antennaria howellii subsp. neodioica (8 revisions)
- Yucca rupicola (8 revisions)
- Thelypodiopsis vaseyi (8 revisions)
- Hypochaeris chillensis (8 revisions)
- Parrya (8 revisions)
- Symphyotrichum falcatum var. commutatum (8 revisions)
- Physaria filiformis (8 revisions)
- Centaurea stoebe subsp. micranthos (8 revisions)
- Boechera serotina (8 revisions)
- Crataegus sargentii (8 revisions)
- Mammillaria pottsii (8 revisions)
- Cotoneaster dammeri (8 revisions)
- Arctostaphylos silvicola (8 revisions)
- Callicladium (8 revisions)
- Mentzelia tiehmii (8 revisions)
- Primula cusickiana var. nevadensis (8 revisions)
- Hymenopappus filifolius var. lugens (8 revisions)
- Dudleya parva (8 revisions)
- Linum sect. Linum (8 revisions)
- Camassia quamash subsp. utahensis (8 revisions)
- Lithophragma campanulatum (8 revisions)
- Minuartia uniflora (8 revisions)
- Atriplex acanthocarpa var. coahuilensis (8 revisions)
- Claytonia parviflora subsp. viridis (8 revisions)
- Potentilla erecta (8 revisions)
- Asphodelus (8 revisions)
- Encelia californica (8 revisions)
- Chenopodium capitatum var. capitatum (8 revisions)
- Crataegus buckleyi (8 revisions)
- Calochortus nudus (8 revisions)
- Ephemerum (8 revisions)
- Carex sect. Limosae (8 revisions)
- Liatris pilosa (8 revisions)
- Thladiantha (8 revisions)
- Solidago speciosa var. speciosa (8 revisions)
- Ptychostomum nitidulum (8 revisions)
- Psilostrophe (8 revisions)
- Habenaria quinqueseta (8 revisions)
- Carex sect. Foetidae (8 revisions)
- Chaenorhinum minus subsp. minus (8 revisions)
- Waltheria indica (8 revisions)
- Packera paupercula (8 revisions)
- Trillium ovatum var. ovatum (8 revisions)
- Leucospora (8 revisions)
- Carica papaya (8 revisions)
- Carex gravida (8 revisions)
- Cercocarpus ledifolius var. ledifolius (8 revisions)
- Erigeron purpuratus (8 revisions)
- Ivesia arizonica var. saxosa (8 revisions)
- Lasthenia conjugens (8 revisions)
- Ceanothus martini (8 revisions)
- Townsendia grandiflora (8 revisions)
- Capraria mexicana (8 revisions)
- Fissidens amoenus (8 revisions)
- Syringodium (8 revisions)
- Bryobrittonia (8 revisions)
- Physcomitrium hookeri (8 revisions)
- Antennaria rosea subsp. rosea (8 revisions)
- Luzula parviflora (8 revisions)
- Yucca harrimaniae (8 revisions)
- Thelypodium integrifolium subsp. gracilipes (8 revisions)
- Carduus acanthoides subsp. acanthoides (8 revisions)
- Descurainia adenophora (8 revisions)
- Ericameria nauseosa var. nauseosa (8 revisions)
- Physaria grahamii (8 revisions)
- Arctotheca (8 revisions)
- Boechera villosa (8 revisions)
- Artemisia carruthii (8 revisions)
- Cornus kousa (8 revisions)
- Cotoneaster sternianus (8 revisions)
- Arctostaphylos viridissima (8 revisions)
- Herzogiella adscendens (8 revisions)
- Acalypha radians (8 revisions)
- Lysimachia asperulifolia (8 revisions)
- Hymenopappus flavescens var. flavescens (8 revisions)
- Dudleya multicaulis (8 revisions)
- Euphorbia bombensis (8 revisions)
- Castilleja subinclusa var. franciscana (8 revisions)
- Nicolletia (8 revisions)
- Chlorogalum angustifolium (8 revisions)
- Sagina procumbens (8 revisions)
- Atriplex hymenelytra (8 revisions)
- Claytonia virginica (8 revisions)
- Potentilla intermedia (8 revisions)
- Allium tricoccum var. tricoccum (8 revisions)
- Persicaria punctata (8 revisions)
- Parthenium alpinum (8 revisions)
- Chenopodium sect. Grossefoveata (8 revisions)
- Conardia (8 revisions)
- Calochortus dunnii (8 revisions)
- Syrrhopodon parasiticus (8 revisions)
- Carex verrucosa (8 revisions)
- Carphephorus (8 revisions)
- Sidalcea hirsuta (8 revisions)
- Solidago albopilosa (8 revisions)
- Ptychostomum marratii (8 revisions)
- Marshallia caespitosa (8 revisions)
- Listera cordata var. nephrophylla (8 revisions)
- Hyophiladelphus (8 revisions)
- Carex marina (8 revisions)
- Pedicularis attollens subsp. attollens (8 revisions)
- Draba novolympica (8 revisions)
- Abutilon palmeri (8 revisions)
- Packera tampicana (8 revisions)
- Pelexia adnata (8 revisions)
- Xylorhiza tortifolia var. tortifolia (8 revisions)
- Scoparia montevidensis (8 revisions)
- Salix laevigata (8 revisions)
- Carex sect. Divisae (8 revisions)
- Lyonothamnus (8 revisions)
- Hydrilla (8 revisions)
- Erigeron asperugineus (8 revisions)
- Cyperus refractus (8 revisions)
- Ivesia pygmaea (8 revisions)
- Monolopia major (8 revisions)
- Euphorbia antisyphilitica (8 revisions)
- Calophyllum inophyllum (8 revisions)
- Townsendia smithii (8 revisions)
- Penstemon crandallii var. procumbens (8 revisions)
- Croton ciliatoglandulifer (8 revisions)
- Fissidens zollingeri (8 revisions)
- Cyperaceae (8 revisions)
- Encalypta spathulata (8 revisions)
- Schistidium agassizii (8 revisions)
- Pseudognaphalium luteoalbum (8 revisions)
- Xyris longisepala (8 revisions)
- Thysanocarpus conchuliferus (8 revisions)
- Malacothrix californica (8 revisions)
- Descurainia pinnata subsp. brachycarpa (8 revisions)
- Symphyotrichum porteri (8 revisions)
- Physaria kingii subsp. cobrensis (8 revisions)
- Cyanthillium (8 revisions)
- Sandbergia perplexa (8 revisions)
- Cirsium clavatum var. clavatum (8 revisions)
- Mentzelia reverchonii (8 revisions)
- Mentzelia sivinskii (8 revisions)
- Rosaceae tribe Colurieae (8 revisions)
- Hypnum cupressiforme var. filiforme (8 revisions)
- Parnassia parviflora (8 revisions)
- Lysimachia quadrifolia (8 revisions)
- Perityle cinerea (8 revisions)
- Calliergon megalophyllum (8 revisions)
- Sedum (8 revisions)
- Chloropyron (8 revisions)
- Tagetes minuta (8 revisions)
- Chionodoxa luciliae (8 revisions)
- Heuchera alba (8 revisions)
- Arthrocnemum (8 revisions)
- Lewisia disepala (8 revisions)
- Potentilla townsendii (8 revisions)
- Allium sativum (8 revisions)
- Bistorta vivipara (8 revisions)
- Acmella pusilla (8 revisions)
- Chenopodium foggii (8 revisions)
- Crataegus irrasa (8 revisions)
- Calochortus macrocarpus var. macrocarpus (8 revisions)
- Orthotrichum spjutii (8 revisions)
- Carex woodii (8 revisions)
- Fleischmannia (8 revisions)
- Solidago verna (8 revisions)
- Rosulabryum bornholmense (8 revisions)
- Tropidia polystachya (8 revisions)
- Gymnostomum (8 revisions)
- Carex leptopoda (8 revisions)
- Draba pilosa (8 revisions)
- Allowissadula lozanoi (8 revisions)
- Pericallis (8 revisions)
- Spiranthes lacera var. lacera (8 revisions)
- Pyrrocoma carthamoides var. subsquarrosa (8 revisions)
- Plantago australis (8 revisions)
- Pedicularis canadensis (8 revisions)
- Koeberlinia (8 revisions)
- Prunus caroliniana (8 revisions)
- Juncus scirpoides (8 revisions)
- Erigeron oxyphyllus (8 revisions)
- Cyperus aggregatus (8 revisions)
- Eriophyllum ambiguum var. ambiguum (8 revisions)
- Euonymus americanus (8 revisions)
- Hypericum lobocarpum (8 revisions)
- Chaetopappa effusa (8 revisions)
- Penstemon lanceolatus (8 revisions)
- Croton glandulosus var. lindheimeri (8 revisions)
- Erythranthe nudata (8 revisions)
- Campylopodiella stenocarpa (8 revisions)
- Carex tonsa var. tonsa (8 revisions)
- Carex aureolensis (8 revisions)
- Schistidium grandirete (8 revisions)
- Juncus filiformis (8 revisions)
- Amianthium (8 revisions)
- Malacothrix saxatilis (8 revisions)
- Erysimum arenicola (8 revisions)
- Symphyotrichum lanceolatum var. latifolium (8 revisions)
- Physaria montana (8 revisions)
- Vernonia lettermannii (8 revisions)
- Artemisia serrata (8 revisions)
- Ceanothus sanguineus (8 revisions)
- Guaiacum (8 revisions)
- Hypnum procerrimum (8 revisions)
- Croton elliottii (8 revisions)
- Gordonia lasianthus (8 revisions)
- Perityle bisetosa var. bisetosa (8 revisions)
- Sarmentypnum sarmentosum (8 revisions)
- Mentzelia conspicua (8 revisions)
- Ribes velutinum (8 revisions)
- Cordylanthus eremicus subsp. eremicus (8 revisions)
- Thymophylla acerosa (8 revisions)
- Brodiaea appendiculata (8 revisions)
- Ribes nigrum (8 revisions)
- Suaeda (8 revisions)
- Montia chamissoi (8 revisions)
- Allium plummerae (8 revisions)
- Koenigia islandica (8 revisions)
- Simsia (8 revisions)
- Chenopodium subsect. Favosa (8 revisions)
- Rhytidiadelphus japonicus (8 revisions)
- Crataegus austromontana (8 revisions)
- Calochortus clavatus var. gracilis (8 revisions)
- Ulota barclayi (8 revisions)
- Carex radfordii (8 revisions)
- Sidastrum (8 revisions)
- Solidago stricta subsp. stricta (8 revisions)
- Roellobryon roellii (8 revisions)
- Eupatorium ×pinnatifidum (8 revisions)
- Bletia patula (8 revisions)
- Didymodon revolutus (8 revisions)
- Draba sibirica (8 revisions)
- Batesimalva (8 revisions)
- Ligularia (8 revisions)
- Spiranthes casei var. casei (8 revisions)
- Pyrrocoma lanceolata var. subviscosa (8 revisions)
- Plantago major (8 revisions)
- Epixiphium (8 revisions)
- Reseda odorata (8 revisions)
- Penstemon deustus var. pedicillatus (8 revisions)
- Prunus mahaleb (8 revisions)
- Alisma plantago-aquatica (8 revisions)
- Erigeron biolettii (8 revisions)
- Eriophorum crinigerum (8 revisions)
- Ivesia sect. Comarella (8 revisions)
- Eriophyllum lanatum var. hallii (8 revisions)
- Hypericum cistifolium (8 revisions)
- Chrysopsis floridana (8 revisions)
- Eleocharis tenuis var. verrucosa (8 revisions)
- Penstemon bracteatus (8 revisions)
- Mentzelia involucrata (8 revisions)
- Sairocarpus cornutus (8 revisions)
- Campylopus pilifer (8 revisions)
- Carex inops subsp. inops (8 revisions)
- Sphagnum cribrosum (8 revisions)
- Gnaphalium exilifolium (8 revisions)
- Potamogeton pusillus subsp. tenuissimus (8 revisions)
- Agave neglecta (8 revisions)
- Agoseris (8 revisions)
- Erysimum occidentale (8 revisions)
- Sisyrinchium dichotomum (8 revisions)
- Symphyotrichum novi-belgii var. villicaule (8 revisions)
- Physaria ovalifolia subsp. ovalifolia (8 revisions)
- Crepis acuminata (8 revisions)
- Coincya monensis subsp. recurvata (8 revisions)
- Santalaceae (8 revisions)
- Orthothecium (8 revisions)
- Oxalis latifolia (8 revisions)
- Perityle gilensis (8 revisions)
- Brachythecium rivulare (8 revisions)
- Argythamnia brandegeei var. intonsa (8 revisions)
- Cordylanthus rigidus (8 revisions)
- Thymophylla concinna (8 revisions)
- Brodiaea orcuttii (8 revisions)
- Tolmiea diplomenziesii (8 revisions)
- Suaeda conferta (8 revisions)
- Buddleja lindleyana (8 revisions)
- Allium stellatum (8 revisions)
- Eremogone congesta var. crassula (8 revisions)
- Helianthus debilis subsp. tardiflorus (8 revisions)
- Claopodium pellucinerve (8 revisions)
- Crataegus annosa (8 revisions)
- Prosartes (8 revisions)
- Zygodon reinwardtii (8 revisions)
- Ageratina wrightii (8 revisions)
- Sphaeralcea coccinea var. elata (8 revisions)
- Pohlia robertsonii (8 revisions)
- Arctostaphylos montana subsp. ravenii (8 revisions)
- Eutrochium steelei (8 revisions)
- Epidendrum amphistomum (8 revisions)
- Sphagnum affine (8 revisions)
- Scirpus georgianus (8 revisions)
- Salix exigua var. hindsiana (8 revisions)
- Callirhoë scabriuscula (8 revisions)
- Parasenecio auriculatus (8 revisions)
- Grindelia (8 revisions)
- Plantago wrightiana (8 revisions)
- Pedicularis ornithorhynchos (8 revisions)
- Polanisia dodecandra subsp. trachysperma (8 revisions)
- Prunus eremophila (8 revisions)
- Juncus hemiendytus var. abjectus (8 revisions)
- Erigeron breweri var. covillei (8 revisions)
- Horkelia clevelandii var. clevelandii (8 revisions)
- Rudbeckia californica (8 revisions)
- Hypericum denticulatum (8 revisions)
- Chrysopsis gossypina subsp. cruiseana (8 revisions)
- Eleocharis microcarpa var. filiculmis (8 revisions)
- Diplacus constrictus (8 revisions)
- Cynodontium schisti (8 revisions)
- Carex picta (8 revisions)
- Caperonia palustris (8 revisions)
- Carex microglochin subsp. microglochin (8 revisions)
- Grimmia caespiticia (8 revisions)
- Gamochaeta stachydifolia (8 revisions)
- Potamogeton subsibiricus (8 revisions)
- Trillium subg. Trillium (8 revisions)
- Agoseris apargioides var. apargioides (8 revisions)
- Braya humilis subsp. ellesmerensis (8 revisions)
- Sisyrinchium biforme (8 revisions)
- Symphyotrichum foliaceum var. foliaceum (8 revisions)
- Physaria recurvata (8 revisions)
- Echinops (8 revisions)
- Salix rotundifolia var. rotundifolia (8 revisions)
- Cota (8 revisions)
- Lechea pulchella var. pulchella (8 revisions)
- Karwinskia humboldtiana (8 revisions)
- Krameriaceae (8 revisions)
- Crataegus brachyacantha (8 revisions)
- Ptilium (8 revisions)
- Ceanothus velutinus var. laevigatus (8 revisions)
- Styrax platanifolius subsp. platanifolius (8 revisions)
- Perityle cochisensis (8 revisions)
- Brachythecium erythrorrhizon var. alpinum (8 revisions)
- Euphorbia pubentissima (8 revisions)
- Mohavea (8 revisions)
- Melampodium (8 revisions)
- Dichelostemma volubile (8 revisions)
- Tiarella trifoliata var. laciniata (8 revisions)
- Celosia (8 revisions)
- Castilleja affinis (8 revisions)
- Allium jepsonii (8 revisions)
- Brassicaceae tribe Lunarieae (8 revisions)
- Eremogone fendleri (8 revisions)
- Helianthus heterophyllus (8 revisions)
- Zuckia brandegeei var. arizonica (8 revisions)
- Leskea obscura (8 revisions)
- Crataegus teres (8 revisions)
- Pleea (8 revisions)
- Pseudobraunia californica (8 revisions)
- Schoenoplectus smithii var. smithii (8 revisions)
- Sanvitalia (8 revisions)
- Sphaeralcea laxa (8 revisions)
- Meesia longiseta (8 revisions)
- Arctostaphylos tomentosa subsp. daciticola (8 revisions)
- Rudbeckia heliopsidis (8 revisions)
- Trillium decumbens (8 revisions)
- Bryoerythrophyllum columbianum (8 revisions)
- Carex ovalis (8 revisions)
- Boechera atrorubens (8 revisions)
- Gossypium hirsutum (8 revisions)
- Rugelia (8 revisions)
- Grindelia decumbens (8 revisions)
- Synthyris lanuginosa (8 revisions)
- Peritoma multicaulis (8 revisions)
- Penstemon metcalfei (8 revisions)
- Prunus glandulosa (8 revisions)
- Xyris baldwiniana (8 revisions)
- Erigeron lonchophyllus (8 revisions)
- Rhynchospora macra (8 revisions)
- Horkelia wilderae (8 revisions)
- Hypericum anagalloides (8 revisions)
- Pityopsis graminifolia var. latifolia (8 revisions)
- Eleocharis flavescens var. olivacea (8 revisions)
- Penstemon auriberbis (8 revisions)
- Rhamnus davurica subsp. davurica (8 revisions)
- Diplacus torreyi (8 revisions)
- Dicranella cerviculata (8 revisions)
- Carex obtusata (8 revisions)
- Eucnide rupestris (8 revisions)
- Grimmia subg. Rhabdogrimmia (8 revisions)
- Logfia arizonica (8 revisions)
- Juncus polycephalus (8 revisions)
- Manfreda longiflora (8 revisions)
- Microseris (8 revisions)
- Eutrema (8 revisions)
- Sisyrinchium idahoense var. occidentale (8 revisions)
- Symphyotrichum ascendens (8 revisions)
- Physaria vitulifera (8 revisions)
- Calepina (8 revisions)
- Glebionis (8 revisions)
- Hudsonia ericoides (8 revisions)
- Guaiacum angustifolium (8 revisions)
- Ceanothus megacarpus (8 revisions)
- Crataegus erythropoda (8 revisions)
- Sematophyllaceae (8 revisions)
- Gouania lupuloides (8 revisions)
- Ribes cynosbati (8 revisions)
- Clasmatodon parvulus (8 revisions)
- Jatropha dioica var. graminea (8 revisions)
- Graptopetalum (8 revisions)
- Raillardella scaposa (8 revisions)
- Bloomeria humilis (8 revisions)
- Sullivantia oregana (8 revisions)
- Amaranthus sect. Saueranthus (8 revisions)
- Castilleja applegatei var. breweri (8 revisions)
- Heliomeris longifolia var. annua (8 revisions)
- Allium campanulatum (8 revisions)
- Noccaea fendleri subsp. glauca (8 revisions)
- Eremogone stenomeres (8 revisions)
- Phytolacca (8 revisions)
- Pseudoleskea patens (8 revisions)
- Crataegus rivulopugnensis (8 revisions)
- Erythronium quinaultense (8 revisions)
- Anacolia laevisphaera (8 revisions)
- Carex grisea (8 revisions)
- Lindheimera (8 revisions)
- Talipariti (8 revisions)
- Solidago elongata (8 revisions)
- Mniaceae (8 revisions)
- Arctostaphylos glandulosa subsp. howellii (8 revisions)
- Stevia viscida (8 revisions)
- Calypso bulbosa var. americana (8 revisions)
- Hymenostylium (8 revisions)
- Carex wootonii (8 revisions)
- Boechera covillei (8 revisions)
- Ibervillea (8 revisions)
- Tetradymia stenolepis (8 revisions)
- Hulsea vestita subsp. pygmaea (8 revisions)
- Torenia (8 revisions)
- Agalinis auriculata (8 revisions)
- Cleomella plocasperma (8 revisions)
- Penstemon procerus var. tolmiei (8 revisions)
- Rhynchospora divergens (8 revisions)
- Horkelia daucifolia var. daucifolia (8 revisions)
- Jamesianthus alabamensis (8 revisions)
- Hypericum graveolens (8 revisions)
- Heterotheca oregona var. oregona (8 revisions)
- Eleocharis reverchonii (8 revisions)
- Penstemon eriantherus var. redactus (8 revisions)
- Radiola linoides (8 revisions)
- Diplacus clevelandii (8 revisions)
- Sphagnum recurvum (8 revisions)
- Carex saximontana (8 revisions)
- Euphorbia cyparissias (8 revisions)
- Grimmia pulvinata (8 revisions)
- Stylocline masonii (8 revisions)
- Acoelorraphe wrightii (8 revisions)
- Smilax illinoensis (8 revisions)
- Microseris acuminata (8 revisions)
- Hesperis matronalis (8 revisions)
- Iris tenuis (8 revisions)
- Senecio amplectens var. amplectens (8 revisions)
- Smelowskia (8 revisions)
- Taraxacum officinale (8 revisions)
- Camelina sativa (8 revisions)
- Cayaponia americana (8 revisions)
- Cirsium hydrophilum (8 revisions)
- Crataegus calpodendron (8 revisions)
- Brotherella henonii (8 revisions)
- Sarracenia rubra subsp. gulfensis (8 revisions)
- Orthotrichum fenestratum (8 revisions)
- Ricinus (8 revisions)
- Sideroxylon (8 revisions)
- Mazus pumilus (8 revisions)
- Layia jonesii (8 revisions)
- Astilbe biternata (8 revisions)
- Mirabilis greenei (8 revisions)
- Castilleja christii (8 revisions)
- Bebbia (8 revisions)
- Allium lacunosum var. kernensis (8 revisions)
- Nerisyrenia camporum (8 revisions)
- Helianthus salicifolius (8 revisions)
- Corispermum hookeri var. hookeri (8 revisions)
- Iwatsukiella leucotricha (8 revisions)
- Erythronium americanum subsp. americanum (8 revisions)
- Tetraplodon pallidus (8 revisions)
- Rumex patientia (8 revisions)
- Carex debilis var. debilis (8 revisions)
- Silphium integrifolium var. integrifolium (8 revisions)
- Citrullus caffer (8 revisions)
- Mnium lycopodioides (8 revisions)
- Micranthes tolmiei (8 revisions)
- Malaxis bayardii (8 revisions)
- Tortula cuneifolia (8 revisions)
- Carex straminea (8 revisions)
- Boechera fecunda (8 revisions)
- Hibiscus clypeatus subsp. clypeatus (8 revisions)
- Tussilago farfara (8 revisions)
- Chaenactis santolinoides (8 revisions)
- Agalinis homalantha (8 revisions)
- Tarenaya hassleriana (8 revisions)
- Penstemon tenuiflorus (8 revisions)
- Rosaceae tribe Sorbarieae (8 revisions)
- Najas guadalupensis subsp. olivacea (8 revisions)
- Ericameria (8 revisions)
- Rhynchospora decurrens (8 revisions)
- Fragaria (8 revisions)
- Bahia bigelovii (8 revisions)
- Hybanthus parviflorus (8 revisions)
- Heterotheca fulcrata var. amplifolia (8 revisions)
- Scirpus atrocinctus (8 revisions)
- Penstemon moffatii (8 revisions)
- Oxalis (8 revisions)
- Dicranum fuscescens var. fuscescens (8 revisions)
- Carex elynoides (8 revisions)
- Garrya goldmanii (8 revisions)
- Jaffueliobryum wrightii (8 revisions)
- Diaperia candida (8 revisions)
- Juncus drummondii (8 revisions)
- Sphagnum subfulvum (8 revisions)
- Indusiella (8 revisions)
- Sphagnum subnitens (8 revisions)
- Stephanomeria elata (8 revisions)
- Salix sect. Glaucae (8 revisions)
- Iris hartwegii (8 revisions)
- Senecio integerrimus var. integerrimus (8 revisions)
- Caulanthus crassicaulis (8 revisions)
- Chondrilla (8 revisions)
- Armoracia rusticana (8 revisions)
- Isocoma menziesii var. sedoides (8 revisions)
- Tamarix aphylla (8 revisions)
- Cirsium occidentale var. compactum (8 revisions)
- Muehlenbeckia (8 revisions)
- Crataegus scabrida var. egglestonii (8 revisions)
- Cryphaea nervosa (8 revisions)
- Linum berlandieri var. filifolium (8 revisions)
- Spiraea salicifolia (8 revisions)
- Pyrola asarifolia subsp. bracteata (8 revisions)
- Pseudoscleropodium (8 revisions)
- Euphorbia deltoidea subsp. deltoidea (8 revisions)
- Sideroxylon salicifolium (8 revisions)
- Erythranthe grayi (8 revisions)
- Calycadenia mollis (8 revisions)
- Olsynium douglasii var. inflatum (8 revisions)
- Saxifraga flagellaris subsp. crandallii (8 revisions)
- Amaranthus polygonoides (8 revisions)
- Castilleja dissitiflora (8 revisions)
- Dimeresia (8 revisions)
- Allium brandegeei (8 revisions)
- Vaccinium oxycoccos (8 revisions)
- Cerastium fontanum subsp. vulgare (8 revisions)
- Helianthus laciniatus (8 revisions)
- Atriplex littoralis (8 revisions)
- Cyrto-hypnum involvens (8 revisions)
- Rosa (8 revisions)
- Fritillaria biflora var. ineziana (8 revisions)
- Anomobryum (8 revisions)
- Rumex violascens (8 revisions)
- Carex krausei (8 revisions)
- Berlandiera ×macrophylla (8 revisions)
- Solidago nitida (8 revisions)
- Plagiomnium rostratum (8 revisions)
- Rhododendron macrophyllum (8 revisions)
- Brickellia desertorum (8 revisions)
- Corallorhiza odontorhiza var. odontorhiza (8 revisions)
- Tortula leucostoma (8 revisions)
- Carex brevior (8 revisions)
- Momordica charantia subsp. charantia (8 revisions)
- Ericameria watsonii (8 revisions)
- Chaenactis fremontii (8 revisions)
- Micranthemum umbrosum (8 revisions)
- Agalinis setacea (8 revisions)
- Alyssum simplex (8 revisions)
- Penstemon caesius (8 revisions)
- Juncus maritimus (8 revisions)
- Erigeron kuschei (8 revisions)
- Rhynchospora pleiantha (8 revisions)
- Chamaerhodos erecta (8 revisions)
- Palafoxia reverchonii (8 revisions)
- Heterotheca villosa var. pedunculata (8 revisions)
- Fimbristylis vahlii (8 revisions)
- Penstemon barbatus var. trichander (8 revisions)
- Potentilla effusa var. effusa (8 revisions)
- Ceanothus cordulatus (8 revisions)
- Buddleja saligna (8 revisions)
- Sphagnum (8 revisions)
- Eleocharis occulta (8 revisions)
- Croton heptalon (8 revisions)
- Bucklandiella lawtoniae (8 revisions)
- Hesperevax sparsiflora var. brevifolia (8 revisions)
- Sagittaria lancifolia subsp. media (8 revisions)
- Andreaea heinemannii (8 revisions)
- Stephanomeria thurberi (8 revisions)
- Lepidium dictyotum (8 revisions)
- Zigadenus fontanus (8 revisions)
- Senecio riddellii (8 revisions)
- Coelophragmus auriculatus (8 revisions)
- Lactuca biennis (8 revisions)
- Cardamine concatenata (8 revisions)
- Ericameria nauseosa var. bigelovii (8 revisions)
- Ecballium (8 revisions)
- Cirsium andersonii (8 revisions)
- Rumex subg. Acetosa (8 revisions)
- Nogopterium gracile (8 revisions)
- Petalonyx linearis (8 revisions)
- Spiraea douglasii var. roseata (8 revisions)
- Orthilia secunda (8 revisions)
- Sciuro-hypnum curtum (8 revisions)
- Croton capitatus (8 revisions)
- Bonellia (8 revisions)
- Erythranthe androsacea (8 revisions)
- Centromadia parryi (8 revisions)
- Saxifraga bracteata (8 revisions)
- Mirabilis multiflora var. pubescens (8 revisions)
- Castilleja genevieveana (8 revisions)
- Coreopsis douglasii (8 revisions)
- Allium punctum (8 revisions)
- Vaccinium darrowii (8 revisions)
- Cerastium velutinum var. villossissimum (8 revisions)
- Atriplex nudicaulis (8 revisions)
- Calliergonaceae (8 revisions)
- Amelanchier intermedia (8 revisions)
- Fritillaria pluriflora (8 revisions)
- Polygonella gracilis (8 revisions)
- Carex swanii (8 revisions)
- Ambrosia grayi (8 revisions)
- Toiyabea alpina (8 revisions)
- Trachycystis flagellaris (8 revisions)
- Rhododendron prunifolium (8 revisions)
- Pteroglossaspis ecristata (8 revisions)
- Stegonia latifolia var. pilifera (8 revisions)
- Carex egglestonii (8 revisions)
- Malacothamnus davidsonii (8 revisions)
- Gundlachia (8 revisions)
- Amblyolepis (8 revisions)
- Sesamum indicum (8 revisions)
- Brachystigma wrightii (8 revisions)
- Aphragmus eschscholtzianus (8 revisions)
- Viola walteri var. walteri (8 revisions)
- Penstemon laetus var. laetus (8 revisions)
- Warea amplexifolia (8 revisions)
- Juncus falcatus var. sitchensis (8 revisions)
- Ericameria arizonica (8 revisions)
- Rhynchospora fascicularis (8 revisions)
- Drymocallis pseudorupestris var. crumiana (8 revisions)
- Chamaechaenactis (8 revisions)
- Viola frank-smithii (8 revisions)
- Erigeron vernus (8 revisions)
- Bulbostylis funckii (8 revisions)
- Penstemon parryi (8 revisions)
- Potentilla plattensis (8 revisions)
- Vitis rotundifolia var. munsoniana (8 revisions)
- Rhabdoweisia crispata (8 revisions)
- Cornus subg. Syncarpea (8 revisions)
- Asteraceae tribe Plucheeae (8 revisions)
- Juncus occidentalis (8 revisions)
- Tetrodontium repandum (8 revisions)
- Krigia montana (8 revisions)
- Lepidium montanum (8 revisions)
- Herbertia lahue (8 revisions)
- Senecio fremontii var. occidentalis (8 revisions)
- Stanleya (8 revisions)
- Prenanthes aspera (8 revisions)
- Cardamine maxima (8 revisions)
- Lessingia glandulifera var. tomentosa (8 revisions)
- Marah fabacea (8 revisions)
- Cirsium eatonii var. murdockii (8 revisions)
- Rumex ellipticus (8 revisions)
- Crataegus collina var. collina (8 revisions)
- Orthotrichum rupestre (8 revisions)
- Putranjivaceae (8 revisions)
- Rubus phoenicolasius (8 revisions)
- Hemitomes congestum (8 revisions)
- Stereophyllum (8 revisions)
- Acalypha gracilens (8 revisions)
- Erythranthe verbenacea (8 revisions)
- Deinandra increscens (8 revisions)
- Crassula tillaea (8 revisions)
- Froelichia gracilis (8 revisions)
- Castilleja kraliana (8 revisions)
- Coreopsis grandiflora (8 revisions)
- Allium robinsonii (8 revisions)
- Gaylussacia bigeloviana (8 revisions)
- Rosa multiflora (8 revisions)
- Lilium washingtonianum subsp. washingtonianum (8 revisions)
- Carex sect. Hallerianae (8 revisions)
- Balsamorhiza rosea (8 revisions)
- Daltonia splachnoides (8 revisions)
- Phyllodoce empetriformis (8 revisions)
- Macradenia lutescens (8 revisions)
- Crossidium seriatum (8 revisions)
- Carex obnupta (8 revisions)
- Brickellia lemmonii var. lemmonii (8 revisions)
- Malva nicaeensis (8 revisions)
- Gutierrezia sphaerocephala (8 revisions)
- Ponthieva (8 revisions)
- Eccremidium (8 revisions)
- Orobanche minor (8 revisions)
- Arabis nuttallii (8 revisions)
- Passifloraceae (8 revisions)
- Eurybia merita (8 revisions)
- Salix discolor (8 revisions)
- Sabal palmetto (8 revisions)
- Scleria triglomerata (8 revisions)
- Dasiphora fruticosa (8 revisions)
- Juncaginaceae (8 revisions)
- Viola macloskeyi (8 revisions)
- Erigeron lassenianus var. deficiens (8 revisions)
- Oxycaryum (8 revisions)
- Penstemon cyananthus var. judyae (8 revisions)
- Potentilla multisecta (8 revisions)
- Cornus subg. Mesomora (8 revisions)
- Euphorbia tithymaloides subsp. smallii (8 revisions)
- Codriophorus ryszardii (8 revisions)
- Pluchea odorata var. succulenta (8 revisions)
- Tradescantia spathacea (8 revisions)
- Polytrichastrum alpinum (8 revisions)
- Lygodesmia grandiflora var. arizonica (8 revisions)
- Chasmanthe (8 revisions)
- Senecio elegans (8 revisions)
- Streptanthus (8 revisions)
- Sonchus arvensis subsp. arvensis (8 revisions)
- Cardamine rupicola (8 revisions)
- Lessingia leptoclada (8 revisions)
- Datisca (8 revisions)
- Cirsium quercetorum (8 revisions)
- Crataegus greggiana (8 revisions)
- Porotrichum bigelovii (8 revisions)
- Aruncus dioicus var. dioicus (8 revisions)
- Xylococcus bicolor (8 revisions)
- Meteoriaceae (8 revisions)
- Arceuthobium campylopodum subsp. apachecum (8 revisions)
- Douglasia nivalis (8 revisions)
- Erythranthe moschata (8 revisions)
- Holocarpha virgata (8 revisions)
- Kalanchoë integra (8 revisions)
- Krameria ramosissima (8 revisions)
- Gomphrena viridis (8 revisions)
- Castilleja litoralis (8 revisions)
- Thelesperma simplicifolium (8 revisions)
- Veratrum insolitum (8 revisions)
- Vaccinium sect. Cyanococcus (8 revisions)
- Stellaria humifusa (8 revisions)
- Atriplex argentea var. argentea (8 revisions)
- Rosa mollis (8 revisions)
- Lilium pardalinum subsp. vollmeri (8 revisions)
- Polygonum marinense (8 revisions)
- Carex pumila (8 revisions)
- Wyethia helenioides (8 revisions)
- Amblystegiaceae (8 revisions)
- Kalmia polifolia (8 revisions)
- Orchidaceae tribe Malaxideae (8 revisions)
- Aloina rigida var. rigida (8 revisions)
- Carex rufina (8 revisions)
- Brickellia simplex (8 revisions)
- Euthamia (8 revisions)
- Bryum oblongum (8 revisions)
- Helenium arizonicum (8 revisions)
- Platanthera obtusata (8 revisions)
- Erpodium domingense (8 revisions)
- Orobanche californica subsp. californica (8 revisions)
- Linaceae Illustrations (8 revisions)
- Passiflora lutea (8 revisions)
- Dioscorea villosa (8 revisions)
- Eurybia avita (8 revisions)
- Penstemon clevelandii var. connatus (8 revisions)
- Salix pulchra (8 revisions)
- Sagittaria lancifolia subsp. lancifolia (8 revisions)
- Kobresia sibirica (8 revisions)
- Alchemilla filicaulis subsp. filicaulis (8 revisions)
- Musaceae (8 revisions)
- Echinocystis lobata (8 revisions)
- Erigeron poliospermus var. cereus (8 revisions)
- Cyperus eragrostis (8 revisions)
- Penstemon idahoensis (8 revisions)
- Potentilla cottamii (8 revisions)
- Celastrus scandens (8 revisions)
- Collinsia bartsiifolia var. bartsiifolia (8 revisions)
- Ceratodon purpureus (8 revisions)
- Colubrina stricta (8 revisions)
- Scouleria (8 revisions)
- Achillea alpina (8 revisions)
- Juncus macrophyllus (8 revisions)
- Polytrichastrum appalachianum (8 revisions)
- Pyrrhopappus pauciflorus (8 revisions)
- Pistia (8 revisions)
- Gladiolus dalenii subsp. dalenii (8 revisions)
- Ericameria parishii var. parishii (8 revisions)
- Streptanthus cordatus var. piutensis (8 revisions)
- Hieracium lactucella (8 revisions)
- Nasturtium officinale (8 revisions)
- Paysonia perforata (8 revisions)
- Boechera laevigata (8 revisions)
- Leptodontaceae (8 revisions)
- Eriobotrya (8 revisions)
- Arctostaphylos sensitiva (8 revisions)
- Brachelyma (8 revisions)
- Arceuthobium campylopodum subsp. cyanocarpum (8 revisions)
- Dodecatheon jeffreyi (8 revisions)
- Holozonia (8 revisions)
- Rhodiola rhodantha (8 revisions)
- Eucnide urens (8 revisions)
- Castilleja minor var. spiralis (8 revisions)
- Bidens (8 revisions)
- Hymenocallis rotata (8 revisions)
- Micranthes gormanii (8 revisions)
- Stellaria pubera (8 revisions)
- Atriplex subsect. Pusillae (8 revisions)
- Rosa arkansana (8 revisions)
- Tulipa sylvestris (8 revisions)
- Eremogone (8 revisions)
- Carex hirta (8 revisions)
- Verbesina walteri (8 revisions)
- Hygrohypnum molle (8 revisions)
- Erica vagans (8 revisions)
- Orchidaceae (tribe Maxillarieae) subtribe Maxillariinae (8 revisions)
- Syntrichia caninervis (8 revisions)
- Carex scopulorum var. scopulorum (8 revisions)
- Carminatia (8 revisions)
- Pavonia lasiopetala (8 revisions)
- Sericocarpus oregonensis subsp. californicus (8 revisions)
- Gemmabryum sect. Tuberibryum (8 revisions)
- Hymenoxys ambigens var. floribunda (8 revisions)
- Platanthera zothecina (8 revisions)
- Sphagnum sect. Sphagnum (8 revisions)
- Orobanche valida (8 revisions)
- Zygophyllaceae Illustrations (8 revisions)
- Salix lasiandra var. lasiandra (8 revisions)
- Brachychiton populneus (8 revisions)
- Orchidaceae (8 revisions)
- Xanthisma blephariphyllum (8 revisions)
- Penstemon palmeri var. eglandulosus (8 revisions)
- Xyris montana (8 revisions)
- Boltonia asteroides var. recognita (8 revisions)
- Carex neurophora (8 revisions)
- Agrimonia parviflora (8 revisions)
- Tradescantia crassula (8 revisions)
- Viola pubescens var. scabriuscula (8 revisions)
- Erigeron concinnus var. condensatus (8 revisions)
- Cyperus polystachyos (8 revisions)
- Penstemon parvus (8 revisions)
- Potentilla elegans (8 revisions)
- Ceanothus oliganthus (8 revisions)
- Ditrichum pallidum (8 revisions)
- Euphorbia oblongata (8 revisions)
- Seligeria brevifolia (8 revisions)
- Cirsium barnebyi (8 revisions)
- Oligotrichum parallelum (8 revisions)
- Osteospermum spinescens (8 revisions)
- Mayaca fluviatilis (8 revisions)
- Nolina greenei (8 revisions)
- Salix eriocephala (8 revisions)
- Hieracium scabrum (8 revisions)
- Rorippa curvipes (8 revisions)
- Symphyotrichum grandiflorum (8 revisions)
- Physaria aurea (8 revisions)
- Chaptalia (8 revisions)
- Salix vestita (8 revisions)
- Crataegus schuettei var. ferrissii (8 revisions)
- Anomodon thraustus (8 revisions)
- Sorbus californica (8 revisions)
- Arctostaphylos mewukka (8 revisions)
- Fontinalis sphagnifolia (8 revisions)
- Oxalis macrantha (8 revisions)
- Dodecatheon poeticum (8 revisions)
- Jensia (8 revisions)
- Dudleya virens (8 revisions)
- Vitis cinerea var. helleri (8 revisions)
- Linaria bipartita (8 revisions)
- Oxytenia acerosa (8 revisions)
- Veratrum viride var. viride (8 revisions)
- Micranthes pensylvanica (8 revisions)
- Spergularia atrosperma (8 revisions)
- Atriplex coronata var. coronata (8 revisions)
- Cistanthe monosperma (8 revisions)
- Rosa nutkana subsp. macdougalii (8 revisions)
- Convallaria majalis (8 revisions)
- Carex baileyi (8 revisions)
- Verbesina lindheimeri (8 revisions)
- Campyliadelphus (8 revisions)
- Pontederia (8 revisions)
- Sphagnum fuscum (8 revisions)
- Schoenoplectus americanus (8 revisions)
- Liatris aestivalis (8 revisions)
- Sida elliottii var. elliottii (8 revisions)
- Solidago simplex subsp. simplex (8 revisions)
- Splachnum sphaericum (8 revisions)
- Rudbeckia fulgida var. fulgida (8 revisions)
- Trillium undulatum (8 revisions)
- Trichostomum recurvifolium (8 revisions)
- Euphrasia disjuncta (8 revisions)
- Corchorus hirtus (8 revisions)
- Xanthisma sect. Havardii (8 revisions)
- Digitalis lanata (8 revisions)
- Salix sect. Mexicanae (8 revisions)
- Oreostemma peirsonii (8 revisions)
- Carex densa (8 revisions)
- Sanguisorba stipulata (8 revisions)
- Potamogeton illinoensis (8 revisions)
- Silene dichotoma (8 revisions)
- Viola sagittata var. ovata (8 revisions)
- Erigeron rydbergii (8 revisions)
- Cyperus iria (8 revisions)
- Penstemon strictiformis (8 revisions)
- Potentilla subgorodkovii (8 revisions)
- Eucnide (8 revisions)
- Penstemon sect. Erianthera (8 revisions)
- Ceanothus gloriosus var. porrectus (8 revisions)
- Brachydontium olympicum (8 revisions)
- Artemisia campestris subsp. caudata (8 revisions)
- Sparganium natans (8 revisions)
- Atrichum cylindricum (8 revisions)
- Entosthodon kochii (8 revisions)
- Antennaria pulcherrima subsp. pulcherrima (8 revisions)
- Yucca faxoniana (8 revisions)
- Streptanthus platycarpus (8 revisions)
- Cynara cardunculus subsp. flavescens (8 revisions)
- Rorippa tenerrima (8 revisions)
- Symphyotrichum georgianum (8 revisions)
- Physaria densiflora (8 revisions)
- Carthamus creticus (8 revisions)
- Boechera puberula (8 revisions)
- Artemisia cana subsp. cana (8 revisions)
- Crataegus gattingeri (8 revisions)
- Mammillaria (8 revisions)
- Cotoneaster crispii (8 revisions)
- Arctostaphylos columbiana (8 revisions)
- Entodon concinnus (8 revisions)
- Stillingia sylvatica (8 revisions)
- Ribes victoris (8 revisions)
- Madia gracilis (8 revisions)
- Ribes laxiflorum (8 revisions)
- Zygophyllaceae (8 revisions)
- Castilleja pilosa var. pilosa (8 revisions)
- Dicranocarpus parviflorus (8 revisions)
- Zephyranthes smallii (8 revisions)
- Chrysosplenium rosendahlii (8 revisions)
- Atriplex elegans var. fasciculata (8 revisions)
- Claytonia exigua subsp. exigua (8 revisions)
- Asparagus (8 revisions)
- Polygonum majus (8 revisions)
- Carex turgescens (8 revisions)
- Helianthella californica subsp. californica (8 revisions)
- Petiveria alliacea (8 revisions)
- Drepanocladus cardotii (8 revisions)
- Chamaedaphne calyculata (8 revisions)
- Calochortus tolmiei (8 revisions)
- Acaulon muticum var. rufescens (8 revisions)
- Carex pelocarpa (8 revisions)
- Liatris pycnostachya var. pycnostachya (8 revisions)
- Sida urens (8 revisions)
- Solidago petiolaris (8 revisions)
- Plagiobryum (8 revisions)
- Piperia colemanii (8 revisions)
- Tortella tortuosa var. fragilifolia (8 revisions)
- Draba grayana (8 revisions)
- Sicyos angulatus (8 revisions)
- Packera macounii (8 revisions)
- Pogonia (8 revisions)
- Salix purpurea (8 revisions)
- Scirpus pendulus (8 revisions)
- Rubus illecebrosus (8 revisions)
- Sparganium emersum (8 revisions)
- Silene hookeri (8 revisions)
- Viola umbraticola var. glaberrima (8 revisions)
- Cyperus compressus (8 revisions)
- Penstemon aridus (8 revisions)
- Potentilla litoralis (8 revisions)
- Lasthenia sect. Burrielia (8 revisions)
- Ceanothus cuneatus var. ramulosus (8 revisions)
- Penstemon montanus var. idahoensis (8 revisions)
- Phoradendron villosum subsp. villosum (8 revisions)
- Sphagnum lindbergii (8 revisions)
- Tillandsia ×smalliana (8 revisions)
- Diphyscium (8 revisions)
- Funaria hygrometrica var. hygrometrica (8 revisions)
- Antennaria howellii subsp. petaloidea (8 revisions)
- Livistona chinensis (8 revisions)
- Yucca reverchonii (8 revisions)
- Thelypodiopsis vermicularis (8 revisions)
- Parrya nauruaq (8 revisions)
- Symphyotrichum ×amethystinum (8 revisions)
- Centaurea diffusa (8 revisions)
- Boechera serpenticola (8 revisions)
- Artemisia tripartita subsp. tripartita (8 revisions)
- Geum laciniatum (8 revisions)
- Ribes rotundifolium (8 revisions)
- Euphorbia ocellata subsp. ocellata (8 revisions)
- Primula parryi (8 revisions)
- Hymenopappus filifolius var. polycephalus (8 revisions)
- Dudleya lanceolata (8 revisions)
- Philadelphus (8 revisions)
- Castilleja rubicundula var. rubicundula (8 revisions)
- Pectis papposa var. papposa (8 revisions)
- Lithophragma heterophyllum (8 revisions)
- Minuartia yukonensis (8 revisions)
- Okenia hypogaea (8 revisions)
- Potentilla sect. Arenicolae (8 revisions)
- Asphodelus fistulosus (8 revisions)
- Persicaria meisneriana var. beyrichiana (8 revisions)
- Encelia farinosa (8 revisions)
- Chenopodium capitatum var. parvicapitatum (8 revisions)
- Hygroamblystegium varium var. humile (8 revisions)
- Crataegus rubella (8 revisions)
- Calochortus longebarbatus (8 revisions)
- Ephemerum serratum (8 revisions)
- Carex limosa (8 revisions)
- Liatris elegantula (8 revisions)
- Cucumis metuliferus (8 revisions)
- Solidago speciosa var. rigidiuscula (8 revisions)
- Ptychostomum pallescens (8 revisions)
- Psilostrophe cooperi (8 revisions)
- Habenaria distans (8 revisions)
- Carex maritima (8 revisions)
- Rhinanthus major (8 revisions)
- Draba lemmonii (8 revisions)
- Packera plattensis (8 revisions)
- Cyclopogon (8 revisions)
- Arida carnosa (8 revisions)
- Leucospora multifida (8 revisions)
- Limnanthaceae (8 revisions)
- Carex aggregata (8 revisions)
- Cercocarpus ledifolius var. intermontanus (8 revisions)
- Rhapidophyllum (8 revisions)
- Pentachaeta exilis subsp. exilis (8 revisions)
- Cyperus sphaerolepis (8 revisions)
- Ampelopsis aconitifolia (8 revisions)
- Townsendia annua (8 revisions)
- Penstemon baccharifolius (8 revisions)
- Euphorbia missurica (8 revisions)
- Fissidens crispus (8 revisions)
- Tradescantia edwardsiana (8 revisions)
- Bryobrittonia longipes (8 revisions)
- Physcomitrium immersum (8 revisions)
- Antennaria soliceps (8 revisions)
- Luzula groenlandica (8 revisions)
- Yucca neomexicana (8 revisions)
- Thelypodium integrifolium subsp. longicarpum (8 revisions)
- Tragopogon miscellus (8 revisions)
- Descurainia brevisiliqua (8 revisions)
- Symphyotrichum undulatum (8 revisions)
- Arctotheca calendula (8 revisions)
- Boechera williamsii (8 revisions)
- Artemisia douglasiana (8 revisions)
- Ceanothus tomentosus var. tomentosus (8 revisions)
- Cotoneaster dielsianus (8 revisions)
- Arctostaphylos purissima (8 revisions)
- Orthotrichum pallens (8 revisions)
- Ceanothus megacarpus var. insularis (8 revisions)
- Lysimachia ciliata (8 revisions)
- Polymnia cossatotensis (8 revisions)
- Dudleya variegata (8 revisions)
- Oxalis articulata (8 revisions)
- Castilleja subinclusa var. jepsonii (8 revisions)
- Nicolletia occidentalis (8 revisions)
- Chlorogalum parviflorum (8 revisions)
- Heuchera micrantha var. micrantha (8 revisions)
- Sagina subulata (8 revisions)
- Claytonia washingtoniana (8 revisions)
- Glossopetalon spinescens var. aridum (8 revisions)
- Allium tricoccum var. burdickii (8 revisions)
- Persicaria hirsuta (8 revisions)
- Synedrella (8 revisions)
- Groutiella tomentosa (8 revisions)
- Crataegus sheila-phippsiae var. sheila-phippsiae (8 revisions)
- Calochortus palmeri (8 revisions)
- Syrrhopodon incompletus (8 revisions)
- Carex glaucescens (8 revisions)
- Sidalcea hirtipes (8 revisions)
- Solidago glomerata (8 revisions)
- Ptychostomum meesioides (8 revisions)
- Marshallia graminifolia (8 revisions)
- Hyophiladelphus agrarius (8 revisions)
- Carex mackenziei (8 revisions)
- Pedicularis attollens subsp. protogyna (8 revisions)
- Draba oblongata (8 revisions)
- Abutilon parishii (8 revisions)
- Packera texensis (8 revisions)
- Sacoila (8 revisions)
- Xylorhiza wrightii (8 revisions)
- Sophronanthe (8 revisions)
- Carex douglasii (8 revisions)
- Lyonothamnus floribundus (8 revisions)
- Tradescantia (8 revisions)
- Erigeron garrettii (8 revisions)
- Cyperus lancastriensis (8 revisions)
- Monolopia gracilens (8 revisions)
- Frangula (8 revisions)
- Mammea (8 revisions)
- Townsendia rothrockii (8 revisions)
- Penstemon crandallii var. ramaleyi (8 revisions)
- Argythamnia adenophora (8 revisions)
- Erythranthe caespitosa (8 revisions)
- Fissidens closteri (8 revisions)
- Scirpus pallidus (8 revisions)
- Encalypta brevipes (8 revisions)
- Schistidium apocarpum (8 revisions)
- Pseudognaphalium stramineum (8 revisions)
- Colocasia (8 revisions)
- Agave parviflora (8 revisions)
- Thysanocarpus curvipes (8 revisions)
- Malacothrix clevelandii (8 revisions)
- Descurainia pinnata subsp. ochroleuca (8 revisions)
- Symphyotrichum priceae (8 revisions)
- Physaria kingii subsp. diversifolia (8 revisions)
- Cyanthillium cinereum (8 revisions)
- Brassicaceae tribe Brassiceae (8 revisions)
- Artemisia ludoviciana subsp. albula (8 revisions)
- Elatinaceae (8 revisions)
- Ziziphus jujuba (8 revisions)
- Malus angustifolia (8 revisions)
- Hypnum cupressiforme var. julaceum (8 revisions)
- Euphorbia jejuna (8 revisions)
- Lysimachia radicans (8 revisions)
- Perityle sect. Perityle (8 revisions)
- Loeskypnum (8 revisions)
- Sedum ternatum (8 revisions)
- Tribulus (8 revisions)
- Tagetes erecta (8 revisions)
- Hyacinthoides (8 revisions)
- Heuchera richardsonii (8 revisions)
- Arthrocnemum subterminale (8 revisions)
- Lewisia kelloggii (8 revisions)
- Aletris lutea (8 revisions)
- Bistorta bistortoides (8 revisions)
- Calyptocarpus (8 revisions)
- Chenopodium hians (8 revisions)
- Elodium paludosum (8 revisions)
- Calochortus macrocarpus var. maculosus (8 revisions)
- Thelia (8 revisions)
- Carex biltmoreana (8 revisions)
- Fleischmannia incarnata (8 revisions)
- Sidalcea oregana subsp. oregana (8 revisions)
- Solidago brachyphylla (8 revisions)
- Rosulabryum canariense (8 revisions)
- Eupatorium hyssopifolium var. hyssopifolium (8 revisions)
- Orchidaceae tribe Arethuseae (8 revisions)
- Gymnostomum aeruginosum (8 revisions)
- Carex bolanderi (8 revisions)
- Draba platycarpa (8 revisions)
- Althaea (8 revisions)
- Pericallis hybrida (8 revisions)
- Trillium pusillum (8 revisions)
- Plantago canescens (8 revisions)
- Pedicularis capitata (8 revisions)
- Penstemon attenuatus var. palustris (8 revisions)
- Prunus myrtifolia (8 revisions)
- Sparganium americanum (8 revisions)
- Erigeron blochmaniae (8 revisions)
- Cyperus pallidicolor (8 revisions)
- Eriophyllum ambiguum var. paleaceum (8 revisions)
- Linum westii (8 revisions)
- Bryonia dioica (8 revisions)
- Myoporum acuminatum (8 revisions)
- Euphorbia geyeri var. geyeri (8 revisions)
- Erythranthe percaulis (8 revisions)
- Brothera (8 revisions)
- Carex tonsa var. rugosperma (8 revisions)
- Schistidium heterophyllum (8 revisions)
- Pseudognaphalium californicum (8 revisions)
- Agave utahensis subsp. kaibabensis (8 revisions)
- Erysimum asperum (8 revisions)
- Ericameria nauseosa var. psilocarpa (8 revisions)
- Physaria multiceps (8 revisions)
- Vernonia marginata (8 revisions)
- Cakile lanceolata subsp. lanceolata (8 revisions)
- Artemisia stelleriana (8 revisions)
- Whipplea modesta (8 revisions)
- Vitis cinerea var. cinerea (8 revisions)
- Pyrus cordata (8 revisions)
- Euphorbia angusta (8 revisions)
- Franklinia (8 revisions)
- Perityle bisetosa var. scalaris (8 revisions)
- Brachytheciaceae (8 revisions)
- Sedum radiatum var. radiatum (8 revisions)
- Mentzelia jonesii (8 revisions)
- Sedum villosum (8 revisions)
- Cordylanthus eremicus subsp. kernensis (8 revisions)
- Heuchera cylindrica (8 revisions)
- Suaeda sect. Schanginia (8 revisions)
- Montia dichotoma (8 revisions)
- Allium passeyi (8 revisions)
- Plumbaginaceae (8 revisions)
- Parthenium integrifolium (8 revisions)
- Chenopodium watsonii (8 revisions)
- Rhytidiadelphus subpinnatus (8 revisions)
- Crataegus triflora (8 revisions)
- Calochortus clavatus var. clavatus (8 revisions)
- Ulota coarctata (8 revisions)
- Carex purpurifera (8 revisions)
- Ageratina (8 revisions)
- Sidastrum paniculatum (8 revisions)
- Solidago stricta subsp. gracillima (8 revisions)
- Pseudoditrichaceae (8 revisions)
- Eupatorium resinosum (8 revisions)
- Hexalectris (8 revisions)
- Didymodon norrisii (8 revisions)
- Carex atlantica subsp. atlantica (8 revisions)
- Draba sierrae (8 revisions)
- Batesimalva violacea (8 revisions)
- Ligularia dentata (8 revisions)
- Spiranthes casei var. novaescotiae (8 revisions)
- Pyrrocoma liatriformis (8 revisions)
- Plantago maritima (8 revisions)
- Pedicularis flammea (8 revisions)
- Salix gooddingii (8 revisions)
- Penstemon deustus var. suffrutescens (8 revisions)
- Prunus pensylvanica (8 revisions)
- Tradescantia paludosa (8 revisions)
- Silene viscaria (8 revisions)
- Kyllinga pumila (8 revisions)
- Ivesia multifoliolata (8 revisions)
- Eriophyllum confertiflorum (8 revisions)
- Hypericum microsepalum (8 revisions)
- Chrysopsis highlandsensis (8 revisions)
- Eleocharis tenuis var. pseudoptera (8 revisions)
- Penstemon buckleyi (8 revisions)
- Linum floridanum var. floridanum (8 revisions)
- Mimetanthe pilosa (8 revisions)
- Campylopus pyriformis (8 revisions)
- Carex inops subsp. heliophila (8 revisions)
- Carex viridula subsp. viridula (8 revisions)
- Schistidium venetum (8 revisions)
- Cirsium virginianum (8 revisions)
- Sabal etonia (8 revisions)
- Agave weberi (8 revisions)
- Erysimum pallasii (8 revisions)
- Sisyrinchium ensigerum (8 revisions)
- Symphyotrichum novi-belgii var. crenifolium (8 revisions)
- Salix myrtillifolia (8 revisions)
- Crepis atribarba (8 revisions)
- Crambe (8 revisions)
- Cirsium perplexans (8 revisions)
- Lechea intermedia var. intermedia (8 revisions)
- Oxalis debilis (8 revisions)
- Cornus (8 revisions)
- Geum (8 revisions)
- Orthothecium chryseum (8 revisions)
- Euphorbia strictior (8 revisions)
- Shortia galacifolia var. galacifolia (8 revisions)
- Perityle gilensis var. gilensis (8 revisions)
- Brachythecium rutabulum (8 revisions)
- Ceanothus jepsonii (8 revisions)
- Sedum obtusatum var. obtusatum (8 revisions)
- Cordylanthus rigidus subsp. rigidus (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Flaveriinae (8 revisions)
- Brodiaea pallida (8 revisions)
- Mitella (8 revisions)
- Salsola (8 revisions)
- Kickxia elatine (8 revisions)
- Allium sanbornii (8 revisions)
- Limonium sinuatum (8 revisions)
- Helianthus debilis subsp. cucumerifolius (8 revisions)
- Chenopodium album (8 revisions)
- Claopodium whippleanum (8 revisions)
- Crataegus (sect. Coccineae) ser. Lacrimatae (8 revisions)
- Prosartes lanuginosa (8 revisions)
- Zygodon viridissimus (8 revisions)
- Ageratina occidentalis (8 revisions)
- Solidago ulmifolia var. ulmifolia (8 revisions)
- Pohlia obtusifolia (8 revisions)
- Arctostaphylos manzanita (8 revisions)
- Epidendrum floridense (8 revisions)
- Sphagnum wulfianum (8 revisions)
- Bolboschoenus novae-angliae (8 revisions)
- Draba subumbellata (8 revisions)
- Callirhoë triangulata (8 revisions)
- Roldana (8 revisions)
- Grindelia ciliata (8 revisions)
- Russelia (8 revisions)
- Polanisia jamesii (8 revisions)
- Penstemon heterodoxus var. heterodoxus (8 revisions)
- Prunus persica (8 revisions)
- Potamogeton pusillus subsp. pusillus (8 revisions)
- Erigeron breweri var. porphyreticus (8 revisions)
- Rhynchospora tracyi (8 revisions)
- Horkelia yadonii (8 revisions)
- Arnica angustifolia subsp. angustifolia (8 revisions)
- Hypericum erythreae (8 revisions)
- Pityopsis (8 revisions)
- Eleocharis brittonii (8 revisions)
- Penstemon nitidus var. nitidus (8 revisions)
- Ceanothus lemmonii (8 revisions)
- Diplacus bicolor (8 revisions)
- Cynodontium tenellum (8 revisions)
- Carex sect. Scirpinae (8 revisions)
- Caperonia (8 revisions)
- Carex pauciflora (8 revisions)
- Grimmia reflexidens (8 revisions)
- Omalotheca (8 revisions)
- Sagittaria fasciculata (8 revisions)
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