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- Dryopteridaceae (9 revisions)
- Kickxia spuria (9 revisions)
- Cannabaceae (9 revisions)
- Dennstaedtia globulifera (9 revisions)
- Ranunculus alismifolius var. davisii (9 revisions)
- Grammitidaceae Illustrations (9 revisions)
- Pteris cretica var. cretica (9 revisions)
- Laportea canadensis (9 revisions)
- Pellaea bridgesii (9 revisions)
- Boerhavia coulteri var. palmeri (9 revisions)
- Illicium parviflorum (9 revisions)
- Cylindropuntia imbricata var. imbricata (9 revisions)
- Thelypteris subg. Parathelypteris (9 revisions)
- Asimina triloba (9 revisions)
- Polypodium hesperium (9 revisions)
- Delphinium (9 revisions)
- Iridaceae Illustrations (9 revisions)
- Lomariopsis (9 revisions)
- Quercus imbricaria (9 revisions)
- Asplenium auritum (9 revisions)
- Ferocactus (9 revisions)
- Humulus lupulus var. lupulus (9 revisions)
- Cylindropuntia ramosissima (9 revisions)
- Crataegus ×coleae (9 revisions)
- Anemone acutiloba (9 revisions)
- Eriogonum marifolium (9 revisions)
- Berberis haematocarpa (9 revisions)
- Leucophanaceae Illustrations (9 revisions)
- Betula pubescens subsp. pubescens (9 revisions)
- Juniperus monosperma (9 revisions)
- Aquilegia formosa var. truncata (9 revisions)
- Pinus leiophylla var. chihuahuana (9 revisions)
- Caltha leptosepala (9 revisions)
- Pinus strobiformis (9 revisions)
- Hesperomecon (9 revisions)
- Molluginaceae Illustrations (9 revisions)
- Delphinium robustum (9 revisions)
- Notholaena lemmonii (9 revisions)
- Peperomia glabella (9 revisions)
- Carex cumberlandensis (9 revisions)
- Opuntia engelmannii var. flexispina (9 revisions)
- Thalictrum arkansanum (9 revisions)
- Berberis darwinii (9 revisions)
- Chorizanthe brevicornu (9 revisions)
- Hymenophyllum tunbrigense (9 revisions)
- Calycocarpum (9 revisions)
- Orthodontiaceae Illustrations (9 revisions)
- Hymenophyllum tayloriae (9 revisions)
- Clematis occidentalis var. occidentalis (9 revisions)
- Polystichum braunii (9 revisions)
- Opuntia ficus-indica (9 revisions)
- Cheilanthes lindheimeri (9 revisions)
- Carya tomentosa (9 revisions)
- Adonis aestivalis (9 revisions)
- Odontosoria (9 revisions)
- Plumbaginaceae Illustrations (9 revisions)
- Cocculus (9 revisions)
- Pellaea wrightiana (9 revisions)
- Adonis annua (9 revisions)
- Diplazium esculentum (9 revisions)
- Opuntia polyacantha var. nicholii (9 revisions)
- Grammitis (9 revisions)
- Carya laciniosa (9 revisions)
- Ptychomitriaceae Illustrations (9 revisions)
- Alnus incana subsp. tenuifolia (9 revisions)
- Pityrogramma trifoliata (9 revisions)
- Delphinium variegatum (9 revisions)
- Boerhavia ciliata (9 revisions)
- Botrychium montanum (9 revisions)
- Portulaca smallii (9 revisions)
- Juglans microcarpa (9 revisions)
- Saxifragaceae Illustrations (9 revisions)
- Cheilanthes wrightii (9 revisions)
- Delphinium umbraculorum (9 revisions)
- Myrica (9 revisions)
- Pentagramma triangularis subsp. semipallida (9 revisions)
- Echinocereus dasyacanthus (9 revisions)
- Cyrtomium falcatum (9 revisions)
- Molluginaceae (9 revisions)
- Pilea pumila (9 revisions)
- Delphinium multiplex (9 revisions)
- Hypnum recurvatum (9 revisions)
- Draba glabella (9 revisions)
- Stereophyllaceae Illustrations (9 revisions)
- Delphinium nudicaule (9 revisions)
- Lycopodium obscurum (9 revisions)
- Clematis morefieldii (9 revisions)
- Delphinium hutchinsoniae (9 revisions)
- Cheilanthes horridula (9 revisions)
- Echinocereus reichenbachii (9 revisions)
- Pteris (9 revisions)
- Nyctaginia capitata (9 revisions)
- Dicentra formosa subsp. formosa (9 revisions)
- Juncus vaseyi (9 revisions)
- Typhaceae Illustrations (9 revisions)
- Argemone squarrosa subsp. squarrosa (9 revisions)
- Alismataceae Illustrations (9 revisions)
- Athyrium (9 revisions)
- Trollius (9 revisions)
- Lomariopsis kunzeana (9 revisions)
- Pilosocereus (9 revisions)
- Ranunculus bonariensis var. trisepalus (9 revisions)
- Abronia mellifera (9 revisions)
- Ranunculus alismifolius var. montanus (9 revisions)
- Betula (9 revisions)
- Delphinium uliginosum (9 revisions)
- Tectaria heracleifolia (9 revisions)
- Annona (9 revisions)
- Echinocactus texensis (9 revisions)
- Argemone arizonica (9 revisions)
- Abronia nana var. nana (9 revisions)
- Phemeranthus teretifolius (9 revisions)
- Ranunculus recurvatus var. recurvatus (9 revisions)
- Eriogonum multiflorum (9 revisions)
- Eriogonum subg. Eucycla (9 revisions)
- Herniaria hirsuta (9 revisions)
- Ranunculus orthorhynchus var. platyphyllus (9 revisions)
- Burmanniaceae Illustrations (9 revisions)
- Botrychium dissectum (9 revisions)
- Papaveraceae (9 revisions)
- Trichomanes (9 revisions)
- Sclerocactus whipplei (9 revisions)
- Guapira obtusata (9 revisions)
- Quercus buckleyi (9 revisions)
- Erigeron strigosus var. strigosus (9 revisions)
- Corydalis flavula (9 revisions)
- Ceratophyllaceae Illustrations (9 revisions)
- Pinus albicaulis (9 revisions)
- Quercus ellipsoidalis (9 revisions)
- Azolla mexicana (9 revisions)
- Lechea san-sabeana (9 revisions)
- Clematis columbiana var. tenuiloba (9 revisions)
- Pinus coulteri (9 revisions)
- Chionophila (9 revisions)
- Aquilegia coerulea var. ochroleuca (9 revisions)
- Anemone oregana var. oregana (9 revisions)
- Eriogonum ericifolium (9 revisions)
- Iris (sect. Limniris) ser. Tripetalae (9 revisions)
- Isoëtes (9 revisions)
- Ulmus thomasii (9 revisions)
- Cyrillaceae Illustrations (9 revisions)
- Jeffersonia (9 revisions)
- Pinus attenuata (9 revisions)
- Pediocactus simpsonii (9 revisions)
- Quercus turbinella (9 revisions)
- Drosanthemum (9 revisions)
- Botrychium hesperium (9 revisions)
- Arctostaphylos (9 revisions)
- Collinsia rattanii (9 revisions)
- Argemone albiflora subsp. texana (9 revisions)
- Hexastylis contracta (9 revisions)
- Selaginella subg. Tetragonostachys (9 revisions)
- Achlys triphylla (9 revisions)
- Ephemeraceae Illustrations (9 revisions)
- Juniperus occidentalis var. australis (9 revisions)
- Dicentra nevadensis (9 revisions)
- Selaginella rupestris (9 revisions)
- Coryphantha robustispina (9 revisions)
- Gisekia pharnacioides (9 revisions)
- Calycanthus floridus var. floridus (9 revisions)
- Ranunculus glaberrimus var. ellipticus (9 revisions)
- Argyrochosma microphylla (9 revisions)
- Trollius albiflorus (9 revisions)
- Grimmiaceae Illustrations (9 revisions)
- Ostrya (9 revisions)
- Botrychium simplex (9 revisions)
- Coryphantha vivipara (9 revisions)
- Thalictrum dioicum (9 revisions)
- Cylindropuntia imbricata var. argentea (9 revisions)
- Betula nigra (9 revisions)
- Ranunculus sect. Ranunculus (9 revisions)
- Spergularia media (9 revisions)
- Pinaceae (9 revisions)
- Isoëtaceae Illustrations (9 revisions)
- Isoëtes lithophila (9 revisions)
- Betulaceae subfam. Coryloideae (9 revisions)
- Pleopeltis astrolepis (9 revisions)
- Ferocactus wislizeni (9 revisions)
- Umbellularia californica var. fresnensis (9 revisions)
- Grusonia (9 revisions)
- Asplenium scolopendrium var. americanum (9 revisions)
- Crataegus ×collicola (9 revisions)
- Ranunculus fasciculatus (9 revisions)
- Urtica dioica subsp. dioica (9 revisions)
- Juncus acutus subsp. leopoldii (9 revisions)
- Selaginella mutica var. limitanea (9 revisions)
- Sanguinaria canadensis (9 revisions)
- Liliaceae Illustrations (9 revisions)
- Taxus floridana (9 revisions)
- Humulus (9 revisions)
- Opuntia humifusa var. humifusa (9 revisions)
- Pilularia americana (9 revisions)
- Rhynchospora colorata (9 revisions)
- Crataegus ×vailiae (9 revisions)
- Meconella californica (9 revisions)
- Ranunculus hispidus var. hispidus (9 revisions)
- Silene greenei subsp. angustifolia (9 revisions)
- Polytrichum commune var. perigoniale (9 revisions)
- Torreya californica (9 revisions)
- Enemion (9 revisions)
- Moraceae Illustrations (9 revisions)
- Dicentra eximia (9 revisions)
- Thelypteris (9 revisions)
- Anemone cylindrica (9 revisions)
- Polystichum (9 revisions)
- Opuntia chisosensis (9 revisions)
- Botrychium boreale (9 revisions)
- Argemone munita subsp. robusta (9 revisions)
- Hymenophyllum wrightii (9 revisions)
- Orthotrichaceae Illustrations (9 revisions)
- Ranunculus populago (9 revisions)
- Cheilanthes gracillima (9 revisions)
- Argemone aenea (9 revisions)
- Opuntia ellisiana (9 revisions)
- Trautvetteria (9 revisions)
- Dicentra formosa subsp. oregana (9 revisions)
- Calopogon barbatus (9 revisions)
- Juncus hemiendytus (9 revisions)
- Celtis occidentalis (9 revisions)
- Poaceae Illustrations (9 revisions)
- Thalictrum polycarpum (9 revisions)
- Botrychium echo (9 revisions)
- Cissampelos pareira (9 revisions)
- Astrolepis (9 revisions)
- Sphagnum platyphyllum (9 revisions)
- Opuntia polyacantha var. hystricina (9 revisions)
- Selaginella cinerascens (9 revisions)
- Lindera (9 revisions)
- Delphinium patens (9 revisions)
- Atriplex cordulata var. erecticaulis (9 revisions)
- Racopilaceae Illustrations (9 revisions)
- Platanus racemosa (9 revisions)
- Sequoia sempervirens (9 revisions)
- Eschscholzia minutiflora (9 revisions)
- Peniocereus (9 revisions)
- Portulaca suffrutescens (9 revisions)
- Corydalis aurea subsp. occidentalis (9 revisions)
- Cotula coronopifolia (9 revisions)
- Menispermaceae (9 revisions)
- Nothocalaïs cuspidata (9 revisions)
- Dysphania subsect. Botrys (9 revisions)
- Scheuchzeriaceae Illustrations (9 revisions)
- Berberis fendleri (9 revisions)
- Pteridium aquilinum var. caudatum (9 revisions)
- Castanea ozarkensis (9 revisions)
- Ceratophyllum (9 revisions)
- Mollugo (9 revisions)
- Quercus incana (9 revisions)
- Ranunculus hispidus var. nitidus (9 revisions)
- Juncus dubius (9 revisions)
- Styracaceae Illustrations (9 revisions)
- Adlumia fungosa (9 revisions)
- Cheilanthes wootonii (9 revisions)
- Lindera benzoin (9 revisions)
- Anemone tuberosa (9 revisions)
- Woodsia obtusa subsp. occidentalis (9 revisions)
- Boerhavia intermedia (9 revisions)
- Allionia (9 revisions)
- Quercus velutina (9 revisions)
- Sanguinaria (9 revisions)
- Tradescantia wrightii (9 revisions)
- Cuniculotinus (9 revisions)
- Ulmaceae Illustrations (9 revisions)
- Fumaria capreolata (9 revisions)
- Aloaceae Illustrations (9 revisions)
- Thelypteris resinifera (9 revisions)
- Carya illinoinensis (9 revisions)
- Picea rubens (9 revisions)
- Pilosocereus robinii (9 revisions)
- Corydalis aqua-gelidae (9 revisions)
- Abronia angustifolia (9 revisions)
- Cypripedium parviflorum var. pubescens (9 revisions)
- Aquilegia jonesii (9 revisions)
- Umbellularia californica var. californica (9 revisions)
- Aulacomniaceae Illustrations (9 revisions)
- Isoëtes maritima (9 revisions)
- Thalictrum thalictroides (9 revisions)
- Pentagramma pallida (9 revisions)
- Astrophytum (9 revisions)
- Aquilegia longissima (9 revisions)
- Abronia nana var. covillei (9 revisions)
- Phemeranthus thompsonii (9 revisions)
- Ranunculus glaberrimus var. glaberrimus (9 revisions)
- Eriogonum luteolum (9 revisions)
- Grimmiaceae subfam. Grimmioideae (9 revisions)
- Donrichardsia macroneuron (9 revisions)
- Eriocaulon compressum (9 revisions)
- Boehmeria (9 revisions)
- Butomaceae Illustrations (9 revisions)
- Adlumia (9 revisions)
- Sclerocactus wrightiae (9 revisions)
- Quercus garryana var. garryana (9 revisions)
- Aizoaceae (9 revisions)
- Ginkgoaceae (9 revisions)
- Delphinium newtonianum (9 revisions)
- Eriogonum effusum (9 revisions)
- Eriogonum baileyi (9 revisions)
- Draba sharsmithii (8 revisions)
- Iris subg. Iris (8 revisions)
- Juncus falcatus var. falcatus (8 revisions)
- Sagittaria rigida (8 revisions)
- Trichocoronis wrightii (8 revisions)
- Reseda luteola (8 revisions)
- Bahia absinthifolia (8 revisions)
- Baccharis plummerae subsp. glabrata (8 revisions)
- Chaenactis artemisiifolia (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Milleriinae (8 revisions)
- Erigeron untermannii (8 revisions)
- Parthenium hysterophorus (8 revisions)
- Porophyllum ruderale var. macrocephalum (8 revisions)
- Zaluzania grayana (8 revisions)
- Physaria saximontana subsp. dentata (8 revisions)
- Brachymenium macrocarpum (8 revisions)
- Daltonia (8 revisions)
- Carex schweinitzii (8 revisions)
- Lechea sessiliflora (8 revisions)
- Tortula inermis (8 revisions)
- Linum kingii (8 revisions)
- Orobanche cooperi subsp. cooperi (8 revisions)
- Thymelaea passerina (8 revisions)
- Carex sect. Leucoglochin (8 revisions)
- Carex sect. Dispermae (8 revisions)
- Carex mertensii (8 revisions)
- Hura crepitans (8 revisions)
- Linum rigidum var. rigidum (8 revisions)
- Penstemon wrightii (8 revisions)
- Potentilla gracilis var. owyheensis (8 revisions)
- Arbutus arizonica (8 revisions)
- Iliamna latibracteata (8 revisions)
- Dudleya cymosa subsp. ovatifolia (8 revisions)
- Eriophorum chamissonis (8 revisions)
- Sacoila lanceolata (8 revisions)
- Lepidium latipes (8 revisions)
- Crataegus enderbyensis (8 revisions)
- Crataegus margarettae var. meiophylla (8 revisions)
- Androsace occidentalis (8 revisions)
- Ericameria paniculata (8 revisions)
- Darmera (8 revisions)
- Cardamine macrocarpa (8 revisions)
- Achillea (8 revisions)
- Lessingia micradenia (8 revisions)
- Buddleja marrubiifolia (8 revisions)
- Pinaropappus parvus (8 revisions)
- Montia (8 revisions)
- Crinum asiaticum (8 revisions)
- Viola egglestonii (8 revisions)
- Trillium maculatum (8 revisions)
- Lilium kelleyanum (8 revisions)
- Eriogonum thornei (8 revisions)
- Galearis spectabilis (8 revisions)
- Minuartia uniflora (8 revisions)
- Kerria (8 revisions)
- Taraxacum phymatocarpum (8 revisions)
- Amaranthaceae (8 revisions)
- Campylopus introflexus (8 revisions)
- Horkeliella purpurascens (8 revisions)
- Deutzia (8 revisions)
- Schoenobryum (8 revisions)
- Smilax pumila (8 revisions)
- Schistidium tenerum (8 revisions)
- Carex sect. Mitratae (8 revisions)
- Oxalis illinoensis (8 revisions)
- Rhynchostegium (8 revisions)
- Draba subcapitata (8 revisions)
- Iris tridentata (8 revisions)
- Juncus maritimus (8 revisions)
- Potamogeton alpinus (8 revisions)
- Brickellia atractyloides var. odontolepis (8 revisions)
- Polanisia dodecandra subsp. riograndensis (8 revisions)
- Palafoxia reverchonii (8 revisions)
- Solidago caesia var. zedia (8 revisions)
- Aphanostephus pilosus (8 revisions)
- Chaenactis sect. Chaenactis (8 revisions)
- Perityle sect. Laphamia (8 revisions)
- Ericameria parryi var. howardii (8 revisions)
- Erigeron piperianus (8 revisions)
- Helianthus divaricatus (8 revisions)
- Thymophylla setifolia var. greggii (8 revisions)
- Zinnia grandiflora (8 revisions)
- Sisymbrium (8 revisions)
- Hypopterygium tamariscina (8 revisions)
- Cayaponia (8 revisions)
- Pterygoneurum (8 revisions)
- Splachnum vasculosum (8 revisions)
- Euphrasia (8 revisions)
- Carex simulata (8 revisions)
- Carex nova (8 revisions)
- Sphagnum carolinianum (8 revisions)
- Penstemon debilis (8 revisions)
- Tonella tenella (8 revisions)
- Arctostaphylos uva-ursi (8 revisions)
- Lavatera trimestris (8 revisions)
- Dudleya saxosa subsp. aloides (8 revisions)
- Cyperus ovatus (8 revisions)
- Spiranthes lacera var. gracilis (8 revisions)
- Crataegus shuswapensis (8 revisions)
- Croton argyranthemus (8 revisions)
- Crataegus visenda (8 revisions)
- Dodecatheon conjugens var. conjugens (8 revisions)
- Packera antennariifolia (8 revisions)
- Lithophragma glabrum (8 revisions)
- Cardamine rotundifolia (8 revisions)
- Psilactis brevilingulata (8 revisions)
- Cordylanthus pringlei (8 revisions)
- Phemeranthus humilis (8 revisions)
- Hymenocallis liriosme (8 revisions)
- Viola langsdorffii (8 revisions)
- Orchidaceae (tribe Arethuseae) subtribe Bletiinae (8 revisions)
- Lilium canadense (8 revisions)
- Platanthera hyperborea (8 revisions)
- Sagina procumbens (8 revisions)
- Lapsana communis (8 revisions)
- Amaranthus australis (8 revisions)
- Persicaria punctata (8 revisions)
- Cynodontium gracilescens (8 revisions)
- Cirsium arizonicum var. rothrockii (8 revisions)
- Jaegerina (8 revisions)
- Kochia (8 revisions)
- Andreaeaceae (8 revisions)
- Grimmia elongata (8 revisions)
- Carex basiantha (8 revisions)
- Croton michauxii var. michauxii (8 revisions)
- Sciuro-hypnum hylotapetum (8 revisions)
- Boechera arcuata (8 revisions)
- Iris innominata (8 revisions)
- Juncus falcatus var. sitchensis (8 revisions)
- Juncus inflexus (8 revisions)
- Brickellia eupatorioides var. chlorolepis (8 revisions)
- Peritoma serrulata (8 revisions)
- Chamaechaenactis (8 revisions)
- Solidago arguta var. harrisii (8 revisions)
- Chloracantha (8 revisions)
- Orochaenactis thysanocarpha (8 revisions)
- Perityle tenella (8 revisions)
- Erechtites hieraciifolius var. hieraciifolius (8 revisions)
- Erigeron aphanactis var. congestus (8 revisions)
- Helianthus tuberosus (8 revisions)
- Thymophylla tenuiloba var. wrightii (8 revisions)
- Silphium terebinthinaceum var. pinnatifidum (8 revisions)
- Pedicularis bracteosa var. flavida (8 revisions)
- Smelowskia ovalis (8 revisions)
- Hygrohypnum luridum (8 revisions)
- Crocanthemum suffrutescens (8 revisions)
- Crossidium squamiferum (8 revisions)
- Gemmabryum gemmilucens (8 revisions)
- Euphrasia suborbicularis (8 revisions)
- Schoenoplectus torreyi (8 revisions)
- Pleuridium acuminatum (8 revisions)
- Euphorbia georgiana (8 revisions)
- Penstemon leiophyllus var. francisci-pennellii (8 revisions)
- Dopatrium (8 revisions)
- Arctostaphylos densiflora (8 revisions)
- Malacothamnus palmeri (8 revisions)
- Dudleya blochmaniae subsp. blochmaniae (8 revisions)
- Cyperus ligularis (8 revisions)
- Spiranthes parksii (8 revisions)
- Geum rossii (8 revisions)
- Mentzelia inyoensis (8 revisions)
- Crataegus munda (8 revisions)
- Dodecatheon utahense (8 revisions)
- Packera debilis (8 revisions)
- Turnera diffusa (8 revisions)
- Heuchera micrantha var. hartwegii (8 revisions)
- Nasturtium (8 revisions)
- Sorbaria (8 revisions)
- Arctostaphylos manzanita subsp. glaucescens (8 revisions)
- Artemisia borealis subsp. borealis (8 revisions)
- Symphyotrichum subulatum var. ligulatum (8 revisions)
- Cordylanthus wrightii subsp. kaibabensis (8 revisions)
- Boechera koehleri (8 revisions)
- Antennaria flagellaris (8 revisions)
- Seymeria bipinnatisecta (8 revisions)
- Hymenocallis latifolia (8 revisions)
- Viola palmata var. heterophylla (8 revisions)
- Orchidaceae (tribe Orchideae) subtribe Habenariinae (8 revisions)
- Hypoxis rigida (8 revisions)
- Platanthera grandiflora (8 revisions)
- Lactuca sativa (8 revisions)
- Amaranthus hybridus (8 revisions)
- Bistorta vivipara (8 revisions)
- Dicranella rufescens (8 revisions)
- Drymocallis lactea var. austiniae (8 revisions)
- Jatropha dioica (8 revisions)
- Neckeropsis (8 revisions)
- Corispermum navicula (8 revisions)
- Andreaeobryum (8 revisions)
- Grimmia serrana (8 revisions)
- Eleocharis parishii (8 revisions)
- Potentilla versicolor (8 revisions)
- Fendlera linearis (8 revisions)
- Entodontopsis (8 revisions)
- Boechera constancei (8 revisions)
- Iris savannarum (8 revisions)
- Sabal palmetto (8 revisions)
- Elodea nuttallii (8 revisions)
- Cleomella parviflora (8 revisions)
- Juncaginaceae (8 revisions)
- Solidago (sect. Solidago) ser. Brachychaeta (8 revisions)
- Gaillardia pinnatifida (8 revisions)
- Perityle staurophylla (8 revisions)
- Hasteola (8 revisions)
- Erigeron consimilis (8 revisions)
- Flaveria linearis (8 revisions)
- Silphium glutinosum (8 revisions)
- Pedicularis contorta var. rubicunda (8 revisions)
- Caulanthus hallii (8 revisions)
- Anacamptodon splachnoides (8 revisions)
- Tamarix parviflora (8 revisions)
- Syntrichia cainii (8 revisions)
- Imbribryum alpinum (8 revisions)
- Odontites vulgaris (8 revisions)
- Carex sect. Hispidae (8 revisions)
- Venturiella sinensis (8 revisions)
- Mortonia greggii (8 revisions)
- Penstemon perpulcher (8 revisions)
- Gratiola virginiana (8 revisions)
- Arctostaphylos glauca (8 revisions)
- Malvastrum aurantiacum (8 revisions)
- Sedum pulchellum (8 revisions)
- Lipocarpha drummondii (8 revisions)
- Crataegus viridis var. lanceolata (8 revisions)
- Bernardia (8 revisions)
- Keckiella breviflora var. glabrisepala (8 revisions)
- Crataegus lanata (8 revisions)
- Ribes menziesii (8 revisions)
- Marah guadalupensis (8 revisions)
- Ribes hudsonianum (8 revisions)
- Eleocharis melanocarpa (8 revisions)
- Rorippa crystallina (8 revisions)
- Spiraea stevenii (8 revisions)
- Arctostaphylos crustacea subsp. eastwoodiana (8 revisions)
- Symphyotrichum patens var. patentissimum (8 revisions)
- Orthocarpus purpureoalbus (8 revisions)
- Boechera pallidifolia (8 revisions)
- Antennaria howellii subsp. canadensis (8 revisions)
- Zephyranthes rosea (8 revisions)
- Echinopepon (8 revisions)
- Calochortus (8 revisions)
- Maianthemum racemosum subsp. racemosum (8 revisions)
- Piperia (8 revisions)
- Prenanthes serpentaria (8 revisions)
- Amaranthus deflexus (8 revisions)
- Koenigia islandica (8 revisions)
- Dicranum scoparium (8 revisions)
- Drymocallis cuneifolia (8 revisions)
- Condalia ericoides (8 revisions)
- Cirsium scariosum var. congdonii (8 revisions)
- Thamnobryum alleghaniense (8 revisions)
- Atriplex subg. Atriplex (8 revisions)
- Oedipodium griffithianum (8 revisions)
- Grimmia muehlenbeckii (8 revisions)
- Carex sect. Schiedeanae (8 revisions)
- Potentilla concinna var. proxima (8 revisions)
- Mentzelia marginata (8 revisions)
- Orthotrichum kellmanii (8 revisions)
- Boechera falcifructa (8 revisions)
- Zigadenus fremontii (8 revisions)
- Sagittaria lancifolia subsp. lancifolia (8 revisions)
- Syngonanthus (8 revisions)
- Tarenaya (8 revisions)
- Musaceae (8 revisions)
- Solidago missouriensis (8 revisions)
- Tephroseris yukonensis (8 revisions)
- Erigeron linearis (8 revisions)
- Eurybia saxicastelli (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Madiinae (8 revisions)
- Berlandiera pumila (8 revisions)
- Epixiphium wislizeni (8 revisions)
- Hesperidanthus (8 revisions)
- Drummondia (8 revisions)
- Drosera rotundifolia (8 revisions)
- Microbryum (8 revisions)
- Plagiobryoides vinosula (8 revisions)
- Pedicularis angustifolia (8 revisions)
- Carex panicea (8 revisions)
- Scopelophila ligulata (8 revisions)
- Mentzelia filifolia (8 revisions)
- Penstemon uintahensis (8 revisions)
- Scoparia (8 revisions)
- Ribes curvatum (8 revisions)
- Meximalva filipes (8 revisions)
- Ribes binominatum (8 revisions)
- Rhynchospora careyana (8 revisions)
- Carex infirminervia (8 revisions)
- Crataegus schizophylla (8 revisions)
- Croton humilis (8 revisions)
- Penstemon davidsonii var. menziesii (8 revisions)
- Primula cuneifolia subsp. saxifragifolia (8 revisions)
- Muntingiaceae (8 revisions)
- Heuchera novamexicana (8 revisions)
- Scirpus diffusus (8 revisions)
- Salix ovalifolia var. arctolitoralis (8 revisions)
- Spiraea japonica (8 revisions)
- Micranthes (8 revisions)
- Mazaceae (8 revisions)
- Boechera pratincola (8 revisions)
- Antennaria rosea subsp. arida (8 revisions)
- Artemisia tridentata subsp. tridentata (8 revisions)
- Castilleja chambersii (8 revisions)
- Camassia quamash subsp. azurea (8 revisions)
- Tragopogon (8 revisions)
- Viola riviniana (8 revisions)
- Calochortus coxii (8 revisions)
- Echeandia chandleri (8 revisions)
- Dactylorhiza aristata (8 revisions)
- Tolpis barbata (8 revisions)
- Achyranthes aspera var. pubescens (8 revisions)
- Eremogone congesta var. crassula (8 revisions)
- Dicranum acutifolium (8 revisions)
- Alchemilla wichurae (8 revisions)
- Euphorbia virgata (8 revisions)
- Adenocaulon (8 revisions)
- Forsstroemia (8 revisions)
- Acleisanthes wrightii (8 revisions)
- Polytrichastrum papillatum (8 revisions)
- Jaffueliobryum (8 revisions)
- Potentilla rhyolitica (8 revisions)
- Mentzelia eremophila (8 revisions)
- Dichelyma (8 revisions)
- Freesia laxa (8 revisions)
- Xyris montana (8 revisions)
- Sagittaria brevirostra (8 revisions)
- Salix euxina (8 revisions)
- Tradescantia crassula (8 revisions)
- Solidago rugosa var. rugosa (8 revisions)
- Helenium elegans var. elegans (8 revisions)
- Arnoglossum diversifolium (8 revisions)
- Erigeron wilkenii (8 revisions)
- Eurybia eryngiifolia (8 revisions)
- Layia heterotricha (8 revisions)
- Townsendia exscapa (8 revisions)
- Echinacea simulata (8 revisions)
- Bahiopsis parishii (8 revisions)
- Pedicularis pulchella (8 revisions)
- Brickellia grandiflora (8 revisions)
- Salix pseudomonticola (8 revisions)
- Cucurbita pepo subsp. pepo (8 revisions)
- Chenia leptophylla (8 revisions)
- Ptychostomum nitidulum (8 revisions)
- Coccoloba uvifera (8 revisions)
- Carex manhartii (8 revisions)
- Tuerckheimia (8 revisions)
- Euphorbia bicolor (8 revisions)
- Plantago argyrea (8 revisions)
- Arctostaphylos glutinosa (8 revisions)
- Sida (8 revisions)
- Rhynchospora nivea (8 revisions)
- Carex atlantica subsp. capillacea (8 revisions)
- Crataegus jonesiae (8 revisions)
- Nyssa (8 revisions)
- Penstemon newberryi var. sonomensis (8 revisions)
- Mespilus (8 revisions)
- Trientalis borealis (8 revisions)
- Tilia americana (8 revisions)
- Mitella pentandra (8 revisions)
- Eleocharis diandra (8 revisions)
- Parrya (8 revisions)
- Therorhodion camtschaticum (8 revisions)
- Phryma leptostachya var. leptostachya (8 revisions)
- Lepidium pinnatifidum (8 revisions)
- Boechera serotina (8 revisions)
- Antennaria alpina (8 revisions)
- Artemisia abrotanum (8 revisions)
- Castilleja densiflora var. densiflora (8 revisions)
- Chlorogalum pomeridianum (8 revisions)
- Anisocoma (8 revisions)
- Viola tricolor var. tricolor (8 revisions)
- Calochortus umpquaensis (8 revisions)
- Aletris farinosa (8 revisions)
- Epipactis helleborine (8 revisions)
- Cynara cardunculus (8 revisions)
- Tidestromia carnosa (8 revisions)
- Eremogone fendleri (8 revisions)
- Kiaeria (8 revisions)
- Aphanes australis (8 revisions)
- Triadica sebifera (8 revisions)
- Arctium lappa (8 revisions)
- Anomodon attenuatus (8 revisions)
- Atriplex sect. Dialysex (8 revisions)
- Polytrichum jensenii (8 revisions)
- Bucklandiella pacifica (8 revisions)
- Potentilla nana (8 revisions)
- Croton lindheimeri (8 revisions)
- Fontinalis welchiana (8 revisions)
- Heliconiaceae (8 revisions)
- Brassicaceae tribe Aphragmeae (8 revisions)
- Potamogeton illinoensis (8 revisions)
- Wolffiella gladiata (8 revisions)
- Solidago canadensis var. canadensis (8 revisions)
- Hymenoxys brandegeei (8 revisions)
- Warea carteri (8 revisions)
- Rainiera (8 revisions)
- Pentachaeta bellidiflora (8 revisions)
- Xanthisma grindelioides var. grindeloides (8 revisions)
- Melampodium perfoliatum (8 revisions)
- Astranthium ciliatum (8 revisions)
- Ambrosia confertiflora (8 revisions)
- Pedicularis verticillata (8 revisions)
- Brickellia microphylla var. microphylla (8 revisions)
- Streptanthus bernardinus (8 revisions)
- Conardia (8 revisions)
- Salicaceae (8 revisions)
- Luisierella barbula (8 revisions)
- Ptychostomum marratii (8 revisions)
- Rumex krausei (8 revisions)
- Carex digitalis var. digitalis (8 revisions)
- Tortella inclinata var. inclinata (8 revisions)
- Ziziphus celata (8 revisions)
- Plantago lanceolata (8 revisions)
- Arctostaphylos cruzensis (8 revisions)
- Cucumis anguria var. longaculeatus (8 revisions)
- Rhynchospora inexpansa (8 revisions)
- Carex gracilior (8 revisions)
- Jatropha cardiophylla (8 revisions)
- Penstemon deustus var. deustus (8 revisions)
- Amelanchier amabilis (8 revisions)
- Lysimachia hybrida (8 revisions)
- Ayenia compacta (8 revisions)
- Telesonix jamesii (8 revisions)
- Eleocharis cancellata (8 revisions)
- Descurainia adenophora (8 revisions)
- Gillenia stipulata (8 revisions)
- Erythranthe floribunda (8 revisions)
- Rhododendron canadense (8 revisions)
- Ericameria nauseosa var. nitida (8 revisions)
- Erythranthe palmeri (8 revisions)
- Brassicaceae tribe Malcolmieae (8 revisions)
- Boechera villosa (8 revisions)
- Pseudognaphalium viscosum (8 revisions)
- Artemisia laciniata subsp. laciniata (8 revisions)
- Linaria dalmatica subsp. dalmatica (8 revisions)
- Hastingsia serpentinicola (8 revisions)
- Malacothrix indecora (8 revisions)
- Calochortus simulans (8 revisions)
- Allium canadense var. ecristatum (8 revisions)
- Trillium chloropetalum (8 revisions)
- Hieracium robinsonii (8 revisions)
- Alternanthera paronychioides (8 revisions)
- Eremogone stenomeres (8 revisions)
- Paraleucobryum enerve (8 revisions)
- Poteridium (8 revisions)
- Mentzelia laevicaulis var. laevicaulis (8 revisions)
- Crupina vulgaris (8 revisions)
- Psilopilum cavifolium (8 revisions)
- Niphotrichum canescens subsp. latifolium (8 revisions)
- Potentilla tikhomirovii (8 revisions)
- Climacium (8 revisions)
- Nolina cismontana (8 revisions)
- Arabis olympica (8 revisions)
- Sparganium emersum (8 revisions)
- Solidago rupestris (8 revisions)
- Hymenoxys jamesii (8 revisions)
- Salix ×fragilis (8 revisions)
- Lasthenia sect. Burrielia (8 revisions)
- Lepidospartum (8 revisions)
- Erigeron foliosus var. franciscensis (8 revisions)
- Machaeranthera tanacetifolia (8 revisions)
- Centromadia (8 revisions)
- Monoptilon (8 revisions)
- Wyethia helianthoides (8 revisions)
- Coreopsis hamiltonii (8 revisions)
- Agalinis flexicaulis (8 revisions)
- Flyriella (8 revisions)
- Streptanthus farnsworthianus (8 revisions)
- Physaria acutifolia (8 revisions)
- Ephemerum crassinervium var. crassinervium (8 revisions)
- Rosulabryum bornholmense (8 revisions)
- Arenaria lanuginosa var. lanuginosa (8 revisions)
- Carex brysonii (8 revisions)
- Aschisma kansanum (8 revisions)
- Manihot esculenta (8 revisions)
- Plantago virginica (8 revisions)
- Sidalcea campestris (8 revisions)
- Rhynchospora globularis var. globularis (8 revisions)
- Carex praticola (8 revisions)
- Crataegus (sect. Coccineae) ser. Tenuifoliae (8 revisions)
- Myoporum laetum (8 revisions)
- Penstemon griffinii (8 revisions)
- Peraphyllum ramosissimum (8 revisions)
- Ardisia (8 revisions)
- Melochia villosa (8 revisions)
- Suksdorfia (8 revisions)
- Eleocharis quadrangulata (8 revisions)
- Descurainia pinnata subsp. brachycarpa (8 revisions)
- Sorbus intermedia (8 revisions)
- Erythranthe grandis (8 revisions)
- Rhododendron viscosum (8 revisions)
- Symphyotrichum ontarionis var. glabratum (8 revisions)
- Nuttallanthus canadensis (8 revisions)
- Brassicaceae tribe Physarieae (8 revisions)
- Sandbergia perplexa (8 revisions)
- Xerochrysum bracteatum (8 revisions)
- Cirsium clavatum var. americanum (8 revisions)
- Castilleja integra (8 revisions)
- Ornithogalum nutans (8 revisions)
- Malacothrix torreyi (8 revisions)
- Calochortus aureus (8 revisions)
- Allium perdulce (8 revisions)
- Begonia cucullata (8 revisions)
- Calopogon tuberosus (8 revisions)
- Leontodon saxatilis subsp. longirostris (8 revisions)
- Bruchia flexuosa (8 revisions)
- Dryas drummondii (8 revisions)
- Phyllanthopsis phyllanthoides (8 revisions)
- Centaurea nigra (8 revisions)
- Atriplex subsect. Wolfianae (8 revisions)
- Rumex patientia (8 revisions)
- Pogonatum pensilvanicum (8 revisions)
- Codriophorus norrisii (8 revisions)
- Potentilla uschakovii (8 revisions)
- Croton pottsii var. pottsii (8 revisions)
- Chryso-hypnum diminutivum (8 revisions)
- Yucca schidigera (8 revisions)
- Tradescantia virginiana (8 revisions)
- Draba albertina (8 revisions)
- Rhapidophyllum (8 revisions)
- Commelina virginica (8 revisions)
- Tetraneuris turneri (8 revisions)
- Salix drummondiana (8 revisions)
- Blennosperma (8 revisions)
- Erigeron petrophilus var. sierrensis (8 revisions)
- Dieteria canescens var. incana (8 revisions)
- Deinandra mohavensis (8 revisions)
- Chrysopsis latisquamea (8 revisions)
- Verbesina occidentalis (8 revisions)
- Coreopsis sect. Coreopsis (8 revisions)
- Agalinis plukenetii (8 revisions)
- Liatris squarrosa var. squarrosa (8 revisions)
- Streptanthus howellii (8 revisions)
- Rhytidiadelphus japonicus (8 revisions)
- Physaria calderi (8 revisions)
- Calymperes palisotii (8 revisions)
- Roellobryon roellii (8 revisions)
- Carex amphibola (8 revisions)
- Barbula orizabensis (8 revisions)
- Ceanothus impressus (8 revisions)
- Synthyris dissecta (8 revisions)
- Sidalcea hickmanii subsp. napensis (8 revisions)
- Rhynchospora curtissii (8 revisions)
- Schoenoplectus sect. Schoenoplectus (8 revisions)
- Crataegus populnea (8 revisions)
- Mentzelia pumila (8 revisions)
- Penstemon acuminatus var. latebracteatus (8 revisions)
- Penstemon laxiflorus (8 revisions)
- Rosa sect. Laevigatae (8 revisions)
- Stewartia ovata (8 revisions)
- Abutilon hirtum (8 revisions)
- Leptarrhena (8 revisions)
- Fimbristylis cymosa (8 revisions)
- Erysimum arenicola (8 revisions)
- Rubus spectabilis (8 revisions)
- Erythranthe pardalis (8 revisions)
- Kalmiopsis fragrans (8 revisions)
- Sedum sexangulare (8 revisions)
- Symphyotrichum firmum (8 revisions)
- Erythranthe breviflora (8 revisions)
- Micranthes foliolosa (8 revisions)
- Gamochaeta antillana (8 revisions)
- Arctanthemum arcticum subsp. polare (8 revisions)
- Castilleja lineata (8 revisions)
- Brodiaea elegans subsp. hooveri (8 revisions)
- Agoseris grandiflora var. leptophylla (8 revisions)
- Calochortus plummerae (8 revisions)
- Allium rotundum (8 revisions)
- Hypericum sect. Myriandra (8 revisions)
- Basiphyllaea (8 revisions)
- Silene grayi (8 revisions)
- Cerastium fontanum subsp. fontanum (8 revisions)
- Sphagnum viride (8 revisions)
- Rubus laciniatus (8 revisions)
- Euphorbia parishii (8 revisions)
- Centaurea sulphurea (8 revisions)
- Atriplex tularensis (8 revisions)
- Rumex paraguayensis (8 revisions)
- Sphagnum compactum (8 revisions)
- Ptychomitrium incurvum (8 revisions)
- Ivesia callida (8 revisions)
- Argythamnia cyanophylla (8 revisions)
- Homomallium adnatum (8 revisions)
- Aphanisma blitoides (8 revisions)
- Yucca filamentosa (8 revisions)
- Thrinax radiata (8 revisions)
- Draba bifurcata (8 revisions)
- Tradescantia (8 revisions)
- Butomus (8 revisions)
- Psilostrophe bakeri (8 revisions)
- Salix tweedyi (8 revisions)
- Monolopia gracilens (8 revisions)
- Oclemena nemoralis (8 revisions)
- Erigeron sanctarum (8 revisions)
- Arida riparia (8 revisions)
- Deinandra corymbosa (8 revisions)
- Phoebanthus (8 revisions)
- Aureolaria virginica (8 revisions)
- Liatris elegans var. bridgesii (8 revisions)
- Streptanthus vernalis (8 revisions)
- Claopodium pellucinerve (8 revisions)
- Physaria didymocarpa subsp. lanata (8 revisions)
- Orthotrichum stellatum (8 revisions)
- Pohlia robertsonii (8 revisions)
- Carex debilis var. rudgei (8 revisions)
- Didymodon rigidulus (8 revisions)
- Synthyris schizantha (8 revisions)
- Sidalcea malviflora subsp. patula (8 revisions)
- Trichophorum planifolium (8 revisions)
- Carex alata (8 revisions)
- Crataegus pruinosa var. rugosa (8 revisions)
- Hesperolinon drymarioides (8 revisions)
- Penstemon grandiflorus (8 revisions)
- Penstemon procerus var. formosus (8 revisions)
- Rosa sect. Rosa (8 revisions)
- Diapensia (8 revisions)
- Alcea (8 revisions)
- Saxifraga eschscholtzii (8 revisions)
- Erysimum occidentale (8 revisions)
- Cotoneaster magnificus (8 revisions)
- Diplacus viscidus (8 revisions)
- Empetrum (8 revisions)
- Ribes quercetorum (8 revisions)
- Symphyotrichum cusickii (8 revisions)
- Vaccinium stamineum (8 revisions)
- Coincya monensis subsp. recurvata (8 revisions)
- Logfia arvensis (8 revisions)
- Soliva (8 revisions)
- Dichelostemma capitatum subsp. capitatum (8 revisions)
- Streptopus amplexifolius (8 revisions)
- Allium monticola (8 revisions)
- Luffa (8 revisions)
- Prosthechea boothiana var. erythronioides (8 revisions)
- Cerastium velutinum var. velutinum (8 revisions)
- Ditrichum heteromallum (8 revisions)
- Chamaebatia foliolosa (8 revisions)
- Elephantopus tomentosus (8 revisions)
- Atriplex coulteri (8 revisions)
- Polygonella ciliata (8 revisions)
- Encalypta mutica (8 revisions)
- Seligeria (8 revisions)
- Ivesia rhypara var. shellyi (8 revisions)
- Mentzelia nitens (8 revisions)
- Sageretia minutiflora (8 revisions)
- Hypnum curvifolium (8 revisions)
- Dysphania botrys (8 revisions)
- Yucca constricta (8 revisions)
- Orthotrichum bolanderi (8 revisions)
- Draba crassifolia (8 revisions)
- Sparganium americanum (8 revisions)
- Callisia rosea (8 revisions)
- Salix geyeriana (8 revisions)
- Eriophyllum ambiguum var. paleaceum (8 revisions)
- Erigeron algidus (8 revisions)
- Oönopsis multicaulis (8 revisions)
- Hemizonia congesta subsp. tracyi (8 revisions)
- Croptilon hookerianum var. hookerianum (8 revisions)
- Flourensia pringlei (8 revisions)
- Cosmos (8 revisions)
- Liatris provincialis (8 revisions)
- Thelypodium crispum (8 revisions)
- Leskea obscura (8 revisions)
- Physaria garrettii (8 revisions)
- Ulota hutchinsiae (8 revisions)
- Meesia longiseta (8 revisions)
- Carex sect. Aulocystis (8 revisions)
- Sphagnum sect. Polyclada (8 revisions)
- Vitis vulpina (8 revisions)
- Veronica scutellata (8 revisions)
- Sidalcea robusta (8 revisions)
- Carex festucacea (8 revisions)
- Crataegus tecta (8 revisions)
- Croton cortesianus (8 revisions)
- Penstemon pachyphyllus var. pachyphyllus (8 revisions)
- Penstemon subserratus (8 revisions)
- Rosa woodsii subsp. manca (8 revisions)
- Halesia (8 revisions)
- Anoda lanceolata (8 revisions)
- Saxifraga hyperborea (8 revisions)
- Cyperus subg. Pycnostachys (8 revisions)
- Dioscorea floridana (8 revisions)
- Braya humilis subsp. ellesmerensis (8 revisions)
- Cotoneaster nitens (8 revisions)
- Sairocarpus cornutus subsp. leptaleus (8 revisions)
- Harrimanella (8 revisions)
- Sedum spathulifolium var. pruinosum (8 revisions)
- Symphyotrichum jessicae (8 revisions)
- Vaccinium angustifolium (8 revisions)
- Salix rotundifolia var. rotundifolia (8 revisions)
- Cirsium undulatum (8 revisions)
- Argyranthemum foeniculaceum (8 revisions)
- Castilleja ornata (8 revisions)
- Muilla transmontana (8 revisions)
- Microseris douglasii subsp. douglasii (8 revisions)
- Cistanthe ambigua (8 revisions)
- Erythronium (8 revisions)
- Allium fimbriatum var. mohavense (8 revisions)
- Dendrophylax (8 revisions)
- Stellaria americana (8 revisions)
- Neillia incisa (8 revisions)
- Vernonia noveboracensis (8 revisions)
- Atriplex subg. Pterochiton (8 revisions)
- Blindia (8 revisions)
- Ivesia tweedyi (8 revisions)
- Euphorbia texana (8 revisions)
- Vitis monticola (8 revisions)
- Hypnum revolutum (8 revisions)
- Anulocaulis leiosolenus var. lasianthus (8 revisions)
- Agave schottii (8 revisions)
- Juncus nodatus (8 revisions)
- Brachytheciastrum fendleri (8 revisions)
- Draba graminea (8 revisions)
- Tradescantia paludosa (8 revisions)
- Potamogeton confervoides (8 revisions)
- Tonestus graniticus (8 revisions)
- Eupatorium lancifolium (8 revisions)
- Salix daphnoides (8 revisions)
- Eriophyllum confertiflorum (8 revisions)
- Gutierrezia serotina (8 revisions)
- Erigeron pulchellus var. tolsteadii (8 revisions)
- Harmonia stebbinsii (8 revisions)
- Heterotheca sessiliflora subsp. fastigiata (8 revisions)
- Melanthera (8 revisions)
- Bidens frondosa (8 revisions)
- Cornaceae Illustrations (8 revisions)
- Liatris gracilis (8 revisions)
- Thelypodium paniculatum (8 revisions)
- Pseudoleskea patens (8 revisions)
- Zygodon viridissimus var. rupestris (8 revisions)
- Mniaceae (8 revisions)
- Schoenoplectus hallii (8 revisions)
- Didymodon maximus (8 revisions)
- Linum virginianum (8 revisions)
- Veronica verna (8 revisions)
- Sphaeralcea angustifolia var. oblongifolia (8 revisions)
- Carex sect. Vulpinae (8 revisions)
- Carex sect. Phacocystis (8 revisions)
- Rhamnus ilicifolia (8 revisions)
- Mentzelia holmgreniorum (8 revisions)
- Penstemon cobaea var. purpureus (8 revisions)
- Rosa acicularis subsp. acicularis (8 revisions)
- Sarracenia oreophila (8 revisions)
- Crassula solieri (8 revisions)
- Cyperus ochraceus (8 revisions)
- Cypripedium (8 revisions)
- Eutrema (8 revisions)
- Pyracantha coccinea (8 revisions)
- Diplacus kelloggii (8 revisions)
- Lyonia lucida (8 revisions)
- Penthorum (8 revisions)
- Senecio elmeri (8 revisions)
- Gaylussacia nana (8 revisions)
- Calepina (8 revisions)
- Psilocarphus tenellus (8 revisions)
- Leucanthemum lacustre (8 revisions)
- Castilleja peckiana (8 revisions)
- Triteleia hyacinthina (8 revisions)
- Stephanomeria (8 revisions)
- Claytonia caroliniana (8 revisions)
- Erythronium tuolumnense (8 revisions)
- Allium bolanderi var. bolanderi (8 revisions)
- Hypericum mutilum subsp. latisepalum (8 revisions)
- Malaxis (8 revisions)
- Spergularia macrotheca var. macrotheca (8 revisions)
- Scolymus maculatus (8 revisions)
- Atriplex garrettii (8 revisions)
- Polygonum ramosissimum subsp. prolificum (8 revisions)
- Fissidens osmundioides (8 revisions)
- Ivesia campestris (8 revisions)
- Phyllanthaceae (8 revisions)
- Orthothecium chryseum var. cochleariifolium (8 revisions)
- Chenopodium glaucum var. glaucum (8 revisions)
- Agave asperrima var. asperrima (8 revisions)
- Funaria (8 revisions)
- Arecaceae tribe Areceae (8 revisions)
- Ceanothus masonii (8 revisions)
- Brachythecium cirrosum (8 revisions)
- Draba kluanei (8 revisions)
- Sisyrinchium arizonicum (8 revisions)
- Potamogeton pusillus subsp. pusillus (8 revisions)
- Chrysothamnus greenei (8 revisions)
- Eupatorium rotundifolium var. rotundifolium (8 revisions)
- Carica (8 revisions)
- Arnica angustifolia subsp. angustifolia (8 revisions)
- Erigeron glaucus (8 revisions)
- Ericameria linearifolia (8 revisions)
- Madia citriodora (8 revisions)
- Eucephalus tomentellus (8 revisions)
- Borrichia (8 revisions)
- Leuciva (8 revisions)
- Schoepfiaceae Illustrations (8 revisions)
- Carphephorus pseudoliatris (8 revisions)
- Thysanocarpus laciniatus var. laciniatus (8 revisions)
- Iwatsukiella leucotricha (8 revisions)
- Physaria klausii (8 revisions)
- Aulacomnium acuminatum (8 revisions)
- Mnium lycopodioides (8 revisions)
- Carex planostachys (8 revisions)
- Pseudocrossidium crinitum (8 revisions)
- Argythamnia aphoroides (8 revisions)
- Ceratotheca (8 revisions)
- Sphaeralcea fumariensis (8 revisions)
- Carex prairea (8 revisions)
- Carex nebrascensis (8 revisions)
- Galphimia angustifolia (8 revisions)
- Carpenteria californica (8 revisions)
- Penstemon grahamii (8 revisions)
- Penstemon heterophyllus var. purdyi (8 revisions)
- Potentilla anserina subsp. groenlandica (8 revisions)
- Cyrillaceae (8 revisions)
- Apodanthera undulata var. undulata (8 revisions)
- Bryophyllum (8 revisions)
- Cyperus bipartitus (8 revisions)
- Cypripedium parviflorum var. makasin (8 revisions)
- Hesperis matronalis (8 revisions)
- Malus hupehensis (8 revisions)
- Diplacus rutilus (8 revisions)
- Leucothoë davisiae (8 revisions)
- Sideroxylon lanuginosum subsp. lanuginosum (8 revisions)
- Senecio scorzonella (8 revisions)
- Vaccinium sect. Oxycoccoides (8 revisions)
- Camelina sativa (8 revisions)
- Hesperevax (8 revisions)
- Ericameria nauseosa var. arenaria (8 revisions)
- Castilleja rhexiifolia (8 revisions)
- Milla biflora (8 revisions)
- Stephanomeria parryi (8 revisions)
- Claytonia parviflora subsp. parviflora (8 revisions)
- Erythronium propullans (8 revisions)
- Allium serra (8 revisions)
- Hypericum maculatum subsp. obtusiusculum (8 revisions)
- Corallorhiza (8 revisions)
- Stellaria porsildii (8 revisions)
- Prunus fasciculata var. punctata (8 revisions)
- Crepis elegans (8 revisions)
- Atriplex canescens var. macilenta (8 revisions)
- Polygonum aviculare subsp. buxiforme (8 revisions)
- Fissidens scalaris (8 revisions)
- Horkelia rydbergii (8 revisions)
- Mentzelia shultziorum (8 revisions)
- Comandra umbellata subsp. umbellata (8 revisions)
- Orthotrichum praemorsum (8 revisions)
- Chenopodium pratericola (8 revisions)
- Agave parryi subsp. neomexicana (8 revisions)
- Physcomitrium (8 revisions)
- Carex pityophila (8 revisions)
- Brachythecium udum (8 revisions)
- Sisyrinchium strictum (8 revisions)
- Ruppia cirrhosa (8 revisions)
- Ambrosia deltoidea (8 revisions)
- Limnanthes douglasii subsp. rosea (8 revisions)
- Arnica lanceolata subsp. lanceolata (8 revisions)
- Erigeron hessii (8 revisions)
- Grindelia squarrosa (8 revisions)
- Hymenopappus filifolius var. luteus (8 revisions)
- Heterotheca shevockii (8 revisions)
- Lagascea (8 revisions)
- Pectis linearifolia (8 revisions)
- Ratibida peduncularis var. picta (8 revisions)
- Orthotrichum anodon (8 revisions)
- Tetraplodon mnioides (8 revisions)
- Plagiomnium medium (8 revisions)
- Carex melanostachya (8 revisions)
- Cistus (8 revisions)
- Triquetrella (8 revisions)
- Paxistima canbyi (8 revisions)
- Kopsiopsis strobilacea (8 revisions)
- Sphaeralcea procera (8 revisions)
- Carex sect. Squarrosae (8 revisions)
- Carex texensis (8 revisions)
- Carex eleusinoides (8 revisions)
- Euonymus atropurpureus (8 revisions)
- Byrsonima (8 revisions)
- Penstemon triflorus (8 revisions)
- Alvaradoa (8 revisions)
- Pyrola minor (8 revisions)
- Hibiscus biseptus (8 revisions)
- Rhodiola integrifolia subsp. neomexicana (8 revisions)
- Eriophorum tenellum (8 revisions)
- Pogonia ophioglossoides (8 revisions)
- Myagrum (8 revisions)
- Pseudocydonia (8 revisions)
- Buddleja racemosa var. incana (8 revisions)
- Crataegus stonei (8 revisions)
- Chrysophyllum (8 revisions)
- Senecio flaccidus var. douglasii (8 revisions)
- Micranthes howellii (8 revisions)
- Armoracia (8 revisions)
- Inula (8 revisions)
- Hazardia (8 revisions)
- Castilleja subinclusa (8 revisions)
- Krigia (8 revisions)
- Claytonia tuberosa (8 revisions)
- Fritillaria liliacea (8 revisions)
- Allium aaseae (8 revisions)
- Hybanthus attenuatus (8 revisions)
- Corallorhiza mertensiana (8 revisions)
- Minuartia cumberlandensis (8 revisions)
- Prunus armeniaca (8 revisions)
- Hecastocleis (8 revisions)
- Mirabilis jalapa var. jalapa (8 revisions)
- Polygonum bidwelliae (8 revisions)
- Fissidens pauperculus (8 revisions)
- Horkelia californica var. elata (8 revisions)
- Tribulus terrestris (8 revisions)
- Adelia vaseyi (8 revisions)
- Sematophyllum (8 revisions)
- Chenopodium incanum var. elatum (8 revisions)
- Furcraea (8 revisions)
- Sphagnum teres (8 revisions)
- Carex albicans var. emmonsii (8 revisions)
- Mentzelia procera (8 revisions)
- Donrichardsia pringlei (8 revisions)
- Salix taxifolia (8 revisions)
- Sisyrinchium mucronatum (8 revisions)
- Phoenix reclinata (8 revisions)
- Callisia repens (8 revisions)
- Ageratum houstonianum (8 revisions)
- Koeberliniaceae (8 revisions)
- Solidago simplex var. racemosa (8 revisions)
- Erigeron multiceps (8 revisions)
- Xanthocephalum (8 revisions)
- Packera ganderi (8 revisions)
- Erigeron eatonii var. nevadincola (8 revisions)
- Helianthus annuus (8 revisions)
- Pectis linifolia var. linifolia (8 revisions)
- Ageratina luciae-brauniae (8 revisions)
- Thuidium delicatulum var. radicans (8 revisions)
- Physaria parviflora (8 revisions)
- Philonotis seriata (8 revisions)
- Trachycystis (8 revisions)
- Carex sect. Vesicariae (8 revisions)
- Lechea intermedia var. laurentiana (8 revisions)
- Tortula californica (8 revisions)
- Canotia holacantha (8 revisions)
- Angelonia (8 revisions)
- Wissadula hernandioides (8 revisions)
- Carex cryptolepis (8 revisions)
- Carex scopulorum var. bracteosa (8 revisions)
- Condalia viridis (8 revisions)
- Ceanothus foliosus var. foliosus (8 revisions)
- Penstemon bicolor (8 revisions)
- Potentilla rubella (8 revisions)
- Allotropa (8 revisions)
- Hibiscus mutabilis (8 revisions)
- Dudleya virens subsp. hassei (8 revisions)
- Cyperus planifolius (8 revisions)
- Cyclopogon cranichoides (8 revisions)
- Lepidium densiflorum (8 revisions)
- Crataegus marshallii (8 revisions)
- Callitriche trochlearis (8 revisions)
- Crataegus chrysocarpa var. chrysocarpa (8 revisions)
- Jacquinia keyensis (8 revisions)
- Senecio sylvaticus (8 revisions)
- Micranthes texana (8 revisions)
- Cardamine clematitis (8 revisions)
- Pluchea camphorata (8 revisions)
- Corethrogyne (8 revisions)
- Castilleja wootonii (8 revisions)
- Lygodesmia (8 revisions)
- Mirabilis sect. Oxybaphus (8 revisions)
- Allium burlewii (8 revisions)
- Maxillaria parviflora (8 revisions)
- Lilium lancifolium (8 revisions)
- Eriogonum helichrysoides (8 revisions)
- Spiranthes infernalis (8 revisions)
- Minuartia muscorum (8 revisions)
- Prunus rivularis (8 revisions)
- Crepis setosa (8 revisions)
- Suaeda taxifolia (8 revisions)
- Polygonum spergulariiforme (8 revisions)
- Sphagnum mcqueenii (8 revisions)
- Rubus bifrons (8 revisions)
- Euphorbia dentata (8 revisions)
- Ceanothus megacarpus var. megacarpus (8 revisions)
- Heterophyllium (8 revisions)
- Chenopodium standleyanum (8 revisions)
- Smilax auriculata (8 revisions)
- Schistidium frigidum (8 revisions)
- Carex richardsonii (8 revisions)
- Euphorbia cuphosperma (8 revisions)
- Homalothecium nevadense (8 revisions)
- Smilax biltmoreana (8 revisions)
- Schistidium frisvollianum (8 revisions)
- Carex concinnoides (8 revisions)
- Mentzelia pachyrhiza (8 revisions)
- Homalothecium californicum (8 revisions)
- Draba sibirica (8 revisions)
- Iris pumila (8 revisions)
- Sabal miamiensis (8 revisions)
- Typha domingensis (8 revisions)
- Trichocoronis wrightii var. wrightii (8 revisions)
- Reseda odorata (8 revisions)
- Bahia biternata (8 revisions)
- Ericameria brachylepis (8 revisions)
- Perityle rupestris var. rupestris (8 revisions)
- Packera neomexicana var. mutabilis (8 revisions)
- Erigeron cascadensis (8 revisions)
- Helianthus petiolaris subsp. petiolaris (8 revisions)
- Tagetes (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Ecliptinae (8 revisions)
- Physaria scrotiformis (8 revisions)
- Splachnum ampullaceum (8 revisions)
- Daltonia splachnoides (8 revisions)
- Carex hystericina (8 revisions)
- Lechea stricta (8 revisions)
- Tortula subulata (8 revisions)
- Elatine californica (8 revisions)
- Orobanche cooperi subsp. latiloba (8 revisions)
- Coccinia (8 revisions)
- Carex disperma (8 revisions)
- Carex sabulosa (8 revisions)
- Cornus amomum (8 revisions)
- Ceanothus cyaneus (8 revisions)
- Penstemon sect. Glabri (8 revisions)
- Penstemon palmeri var. palmeri (8 revisions)
- Potentilla gracilis var. flabelliformis (8 revisions)
- Arbutus menziesii (8 revisions)
- Iliamna longisepala (8 revisions)
- Dudleya cymosa subsp. agourensis (8 revisions)
- Cyperus hypopitys (8 revisions)
- Sacoila lanceolata var. lanceolata (8 revisions)
- Lepidium montanum (8 revisions)
- Crataegus aquacervensis (8 revisions)
- Buddleja sessiliflora (8 revisions)
- Crataegus dodgei (8 revisions)
- Androsace septentrionalis (8 revisions)
- Senecio serra var. serra (8 revisions)
- Darmera peltata (8 revisions)
- Cardamine maxima (8 revisions)
- Achillea millefolium (8 revisions)
- Lessingia micradenia var. micradenia (8 revisions)
- Misopates (8 revisions)
- Pinaropappus roseus (8 revisions)
- Montia bostockii (8 revisions)
- Crinum bulbispermum (8 revisions)
- Orchidaceae subfam. Epidendroideae (8 revisions)
- Lilium parvum (8 revisions)
- Amerorchis (8 revisions)
- Minuartia yukonensis (8 revisions)
- Kerria japonica (8 revisions)
- Taraxacum scopulorum (8 revisions)
- Persicaria meisneriana var. beyrichiana (8 revisions)
- Campylopus oerstedianus (8 revisions)
- Duchesnea (8 revisions)
- Euphorbia ipecacuanhae (8 revisions)
- Cirsium cymosum var. cymosum (8 revisions)
- Schoenobryum concavifolium (8 revisions)
- Zuckia brandegeei var. brandegeei (8 revisions)
- Smilax rotundifolia (8 revisions)
- Schistidium trichodon (8 revisions)
- Carex caryophyllea (8 revisions)
- Tragia saxicola (8 revisions)
- Rhynchostegium serrulatum (8 revisions)
- Salix exigua var. hindsiana (8 revisions)
- Iris setosa (8 revisions)
- Triglochin (8 revisions)
- Brickellia baccharidea (8 revisions)
- Polanisia dodecandra subsp. trachysperma (8 revisions)
- Rudbeckia laciniata var. humilis (8 revisions)
- Chaenactis macrantha (8 revisions)
- Perityle warnockii (8 revisions)
- Packera sanguisorboides (8 revisions)
- Erigeron latus (8 revisions)
- Helianthus hirsutus (8 revisions)
- Thymophylla micropoides (8 revisions)
- Zinnia peruviana (8 revisions)
- Sisymbrium altissimum (8 revisions)
- Amblystegiaceae (8 revisions)
- Crocanthemum bicknellii (8 revisions)
- Pterygoneurum lamellatum (8 revisions)
- Bryum oblongum (8 revisions)
- Antirrhinum majus (8 revisions)
- Carex pansa (8 revisions)
- Carex nelsonii (8 revisions)
- Ditrichum schimperi (8 revisions)
- Acalypha rhomboidea (8 revisions)
- Scrophularia desertorum (8 revisions)
- Digitalis (8 revisions)
- Arctostaphylos pacifica (8 revisions)
- Malachra (8 revisions)
- Dudleya saxosa subsp. collomiae (8 revisions)
- Cyperus owanii (8 revisions)
- Spiranthes eatonii (8 revisions)
- Crataegus sect. Sanguineae (8 revisions)
- Cornus suecica (8 revisions)
- Crataegus segnis (8 revisions)
- Dodecatheon conjugens var. viscidum (8 revisions)
- Packera aurea (8 revisions)
- Bensoniella (8 revisions)
- Cardamine rupicola (8 revisions)
- Sphaeromeria potentilloides var. potentilloides (8 revisions)
- Psilactis heterocarpa (8 revisions)
- Cordylanthus ramosus (8 revisions)
- Calendula officinalis (8 revisions)
- Paulowniaceae (8 revisions)
- Veratrum fimbriatum (8 revisions)
- Viola lithion (8 revisions)
- Orchidaceae (tribe Cymbidieae) subtribe Corallorhizinae (8 revisions)
- Lilium grayi (8 revisions)
- Platanthera convallariifolia (8 revisions)
- Sagina subulata (8 revisions)
- Amaranthus floridanus (8 revisions)
- Persicaria hirsuta (8 revisions)
- Sphagnum obtusum (8 revisions)
- Rubus chamaemorus (8 revisions)
- Ceanothus hearstiorum (8 revisions)
- Cirsium arizonicum var. bipinnatum (8 revisions)
- Jaegerina scariosa (8 revisions)
- Kochia sect. Semibassia (8 revisions)
- Sphagnum centrale (8 revisions)
- Grimmia sessitana (8 revisions)
- Carex superata (8 revisions)
- Euphorbia abramsiana (8 revisions)
- Scleropodium (8 revisions)
- Boechera atrorubens (8 revisions)
- Iris fernaldii (8 revisions)
- Thalassia testudinum (8 revisions)
- Luzula acuminata (8 revisions)
- Brickellia eupatorioides var. corymbulosa (8 revisions)
- Peritoma multicaulis (8 revisions)
- Chamaechaenactis scaposa (8 revisions)
- Baccharis salicina (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Gaillardiinae (8 revisions)
- Perityle congesta (8 revisions)
- Erechtites hieraciifolius var. megalocarpus (8 revisions)
- Erigeron calvus (8 revisions)
- Dicoria (8 revisions)
- Silphium terebinthinaceum var. terebinthinaceum (8 revisions)
- Pedicularis bracteosa var. latifolia (8 revisions)
- Smelowskia porsildii (8 revisions)
- Hygrohypnum molle (8 revisions)
- Frankeniaceae (8 revisions)
- Crossidium squamiferum var. squamiferum (8 revisions)
- Gemmabryum sect. Tuberibryum (8 revisions)
- Euphrasia hudsoniana (8 revisions)
- Carex rariflora (8 revisions)
- Pleuridium subulatum (8 revisions)
- Colubrina asiatica (8 revisions)
- Penstemon leiophyllus var. keckii (8 revisions)
- Dopatrium junceum (8 revisions)
- Arctostaphylos stanfordiana (8 revisions)
- Malva (8 revisions)
- Dudleya blochmaniae subsp. insularis (8 revisions)
- Carex perglobosa (8 revisions)
- Spiranthes praecox (8 revisions)
- Crataegus rubribracteolata (8 revisions)
- Rhamnus cathartica (8 revisions)
- Collinsia heterophylla var. heterophylla (8 revisions)
- Crataegus crocea (8 revisions)
- Dodecatheon ellisiae (8 revisions)
- Turnera diffusa var. diffusa (8 revisions)
- Heuchera micrantha var. diversifolia (8 revisions)
- Nasturtium officinale (8 revisions)
- Sorbaria sorbifolia (8 revisions)
- Arctostaphylos manzanita subsp. laevigata (8 revisions)
- Artemisia borealis subsp. richardsoniana (8 revisions)
- Symphyotrichum subulatum var. parviflorum (8 revisions)
- Cordylanthus wrightii subsp. tenuifolius (8 revisions)
- Boechera laevigata (8 revisions)
- Antennaria anaphaloides (8 revisions)
- Leucojum (8 revisions)
- Viola palustris (8 revisions)
- Trillium recurvatum (8 revisions)
- Hypoxis sessilis (8 revisions)
- Platanthera psycodes (8 revisions)
- Prenanthes (8 revisions)
- Amaranthus cruentus (8 revisions)
- Bistorta bistortoides (8 revisions)
- Dicranella hilariana (8 revisions)
- Drymocallis ashlandica (8 revisions)
- Elatine brachysperma (8 revisions)
- Cirsium eatonii var. eatonii (8 revisions)
- Neckeropsis undulata (8 revisions)
- Corispermum villosum (8 revisions)
- Andreaeobryum macrosporum (8 revisions)
- Grimmia laevigata (8 revisions)
- Carex sect. Filifoliae (8 revisions)
- Elatine triandra (8 revisions)
- Entodontopsis leucostega (8 revisions)
- Boechera covillei (8 revisions)
- Iris giganticaerulea (8 revisions)
- Tradescantia gigantea (8 revisions)
- Xyris stricta var. obscura (8 revisions)
- Cleomella plocasperma (8 revisions)
- Heliconia latispatha (8 revisions)
- Solidago sphacelata (8 revisions)
- Gaillardia multiceps (8 revisions)
- Perityle staurophylla var. homoflora (8 revisions)
- Ericameria parryi var. monocephala (8 revisions)
- Erigeron argentatus (8 revisions)
- Herrickia kingii var. kingii (8 revisions)
- Helianthus nuttallii subsp. nuttallii (8 revisions)
- Flaveria bidentis (8 revisions)
- Pedicularis crenulata (8 revisions)
- Caulanthus heterophyllus (8 revisions)
- Campyliadelphus (8 revisions)
- Cucurbita (8 revisions)
- Syntrichia latifolia (8 revisions)
- Splachnum sphaericum (8 revisions)
- Rhinanthus (8 revisions)
- Carex spissa (8 revisions)
- Sphagnum inexspectatum (8 revisions)
- Penstemon pseudoputus (8 revisions)
- Gratiola viscidula (8 revisions)
- Malvastrum bicuspidatum (8 revisions)
- Sedum pusillum (8 revisions)
- Lipocarpha micrantha (8 revisions)
- Carex canescens subsp. canescens (8 revisions)
- Crataegus viridis var. ovata (8 revisions)
- Euphorbia ophthalmica (8 revisions)
- Crataegus furtiva (8 revisions)
- Primula alcalina (8 revisions)
- Passiflora ciliata (8 revisions)
- Heuchera rubescens (8 revisions)
- Eleocharis (sect. Eleocharis) ser. Rostellatae (8 revisions)
- Rorippa curvipes (8 revisions)
- Arctostaphylos crustacea subsp. insulicola (8 revisions)
- Symphyotrichum patens var. gracile (8 revisions)
- Orthocarpus tenuifolius (8 revisions)
- Salix vestita (8 revisions)
- Cirsium horridulum var. vittatum (8 revisions)
- Artemisia arbuscula subsp. arbuscula (8 revisions)
- Castilleja applegatei var. applegatei (8 revisions)
- Zephyranthes insularum (8 revisions)
- Viola primulifolia var. occidentalis (8 revisions)
- Calochortus amoenus (8 revisions)
- Maianthemum stellatum (8 revisions)
- Piperia transversa (8 revisions)
- Prenanthes trifoliolata (8 revisions)
- Amaranthus californicus (8 revisions)
- Plumbaginaceae (8 revisions)
- Dicranum howellii (8 revisions)
- Drymocallis cuneifolia var. cuneifolia (8 revisions)
- Mentzelia tricuspis (8 revisions)
- Cirsium scariosum var. toiyabense (8 revisions)
- Thamnobryum neckeroides (8 revisions)
- Buxbaumiaceae (8 revisions)
- Grimmia orbicularis (8 revisions)
- Carex muriculata (8 revisions)
- Potentilla bicrenata (8 revisions)
- Vernicia fordii (8 revisions)
- Papillaria nigrescens (8 revisions)
- Boechera fecunda (8 revisions)
- Nemastylis floridana (8 revisions)
- Zingiber (8 revisions)
- Juncus macrandrus (8 revisions)
- Tarenaya hassleriana (8 revisions)
- Tradescantia occidentalis var. scopulorum (8 revisions)
- Solidago spectabilis (8 revisions)
- Helenium drummondii (8 revisions)
- Tephroseris frigida (8 revisions)
- Erigeron allocotus (8 revisions)
- Eurybia furcata (8 revisions)
- Raillardella (8 revisions)
- Townsendia condensata (8 revisions)
- Berlandiera ×betonicifolia (8 revisions)
- Pedicularis langsdorffii subsp. langsdorffii (8 revisions)
- Hesperidanthus linearifolius (8 revisions)
- Drepanocladus cardotii (8 revisions)
- Drosera tracyi (8 revisions)
- Sphagnum flavicomans (8 revisions)
- Plagiobryum (8 revisions)
- Pottiaceae subfam. Trichostomoideae (8 revisions)
- Mentzelia candelariae (8 revisions)
- Scoparia dulcis (8 revisions)
- Modiola (8 revisions)
- Rhynchospora macrostachya (8 revisions)
- Causonis (8 revisions)
- Penstemon davidsonii var. praeteritus (8 revisions)
- Primula suffrutescens (8 revisions)
- Muntingia (8 revisions)
- Heuchera glomerulata (8 revisions)
- Eleocharis intermedia (8 revisions)
- Rorippa tenerrima (8 revisions)
- Cassiope tetragona subsp. tetragona (8 revisions)
- Symphyotrichum ericoides var. ericoides (8 revisions)
- Mazus (8 revisions)
- Boechera puberula (8 revisions)
- Antennaria rosea subsp. confinis (8 revisions)
- Artemisia tridentata subsp. parishii (8 revisions)
- Castilleja chlorotica (8 revisions)
- Camassia quamash subsp. maxima (8 revisions)
- Tragopogon pratensis (8 revisions)
- Viola rostrata (8 revisions)
- Calochortus subalpinus (8 revisions)
- Eremocrinum (8 revisions)
- Dactylorhiza majalis (8 revisions)
- Hieracium (8 revisions)
- Achyranthes japonica (8 revisions)
- Limonium sinuatum (8 revisions)
- Dicranum fuscescens (8 revisions)
- Alchemilla glomerulans (8 revisions)
- Gymnanthes (8 revisions)
- Silybum (8 revisions)
- Forsstroemia trichomitria (8 revisions)
- Atriplex glabriuscula var. glabriuscula (8 revisions)
- Polytrichastrum sexangulare (8 revisions)
- Jaffueliobryum raui (8 revisions)
- Potentilla rhyolitica var. rhyolitica (8 revisions)
- Linum arenicola (8 revisions)
- Dichelyma capillaceum (8 revisions)
- Freesia alba (8 revisions)
- Commelina diffusa var. diffusa (8 revisions)
- Alyssum desertorum (8 revisions)
- Commelina erecta (8 revisions)
- Solidago rugosa var. sphagnophila (8 revisions)
- Helenium elegans var. amphibolum (8 revisions)
- Arnoglossum floridanum (8 revisions)
- Erigeron watsonii (8 revisions)
- Ericameria cuneata var. cuneata (8 revisions)
- Layia chrysanthemoides (8 revisions)
- Eucephalus breweri (8 revisions)
- Echinacea tennesseensis (8 revisions)
- Iva imbricata (8 revisions)
- Brickellia greenei (8 revisions)
- Stanleya confertiflora (8 revisions)
- Hygroamblystegium varium var. humile (8 revisions)
- Hennediella (8 revisions)
- Ptychostomum pallescens (8 revisions)
- Muehlenbeckia (8 revisions)
- Carex ormostachya (8 revisions)
- Tuerckheimia svihlae (8 revisions)
- Viscum (8 revisions)
- Plantago aristata (8 revisions)
- Arctostaphylos gabilanensis (8 revisions)
- Sida abutilifolia (8 revisions)
- Rhynchospora floridensis (8 revisions)
- Crataegus (sect. Coccineae) ser. Aestivales (8 revisions)
- Euphorbia telephioides (8 revisions)
- Penstemon personatus (8 revisions)
- Rosaceae tribe Roseae (8 revisions)
- Trientalis europaea (8 revisions)
- Marah horrida (8 revisions)
- Mitella caulescens (8 revisions)
- Eleocharis ovata (8 revisions)
- Parrya nauruaq (8 revisions)
- Holodiscus microphyllus var. microphyllus (8 revisions)
- Therorhodion glandulosum (8 revisions)
- Symphyotrichum drummondii var. drummondii (8 revisions)
- Erythranthe (8 revisions)
- Lepidium ramosissimum (8 revisions)
- Boechera serpenticola (8 revisions)
- Pseudognaphalium (8 revisions)
- Artemisia alaskana (8 revisions)
- Castilleja densiflora var. gracilis (8 revisions)
- Chlorogalum pomeridianum var. pomeridianum (8 revisions)
- Anisocoma acaulis (8 revisions)
- Marah (8 revisions)
- Calochortus lyallii (8 revisions)
- Hosta plantaginea (8 revisions)
- Listera (8 revisions)
- Hieracium crepidispermum (8 revisions)
- Froelichia (8 revisions)
- Eremogone ferrisiae (8 revisions)
- Kiaeria starkei (8 revisions)
- Aphanes occidentalis (8 revisions)
- Mentzelia sect. Bartonia (8 revisions)
- Arctium tomentosum (8 revisions)
- Anomodon longifolius (8 revisions)
- Atriplex nummularia (8 revisions)
- Polytrichum swartzii (8 revisions)
- Bucklandiella venusta (8 revisions)
- Linum puberulum (8 revisions)
- Orthotrichum lyellii (8 revisions)
- Luzula orestera (8 revisions)
- Aphragmus (8 revisions)
- Arecaceae tribe Caryoteae (8 revisions)
- Orontium aquaticum (8 revisions)
- Solidago canadensis var. hargeri (8 revisions)
- Ambrosia chenopodiifolia (8 revisions)
- Warea sessilifolia (8 revisions)
- Rainiera stricta (8 revisions)
- Erigeron kachinensis (8 revisions)
- Xanthisma grindelioides var. depressum (8 revisions)
- Layia carnosa (8 revisions)
- Astranthium robustum (8 revisions)
- Balsamorhiza hispidula (8 revisions)
- Galinsoga parviflora var. parviflora (8 revisions)
- Holmgrenanthe (8 revisions)
- Rudbeckia mollis (8 revisions)
- Streptanthus brachiatus (8 revisions)
- Groutiella tomentosa (8 revisions)
- Populus deltoides subsp. wislizeni (8 revisions)
- Splachnobryaceae (8 revisions)
- Ptychostomum meesioides (8 revisions)
- Rumex subg. Acetosa (8 revisions)
- Carex digitalis var. macropoda (8 revisions)
- Tortella inclinata var. densa (8 revisions)
- Linum medium var. medium (8 revisions)
- Plantago macrocarpa (8 revisions)
- Ribes uva-crispa (8 revisions)
- Sida rhombifolia (8 revisions)
- Rhynchospora punctata (8 revisions)
- Carex harfordii (8 revisions)
- Crataegus texana var. texana (8 revisions)
- Mentzelia albescens (8 revisions)
- Penstemon caespitosus var. caespitosus (8 revisions)
- Verbascum (8 revisions)
- Amelanchier gaspensis (8 revisions)
- Lysimachia japonica (8 revisions)
- Ayenia euphrasiifolia (8 revisions)
- Telesonix heucheriformis (8 revisions)
- Scirpus longii (8 revisions)
- Descurainia brevisiliqua (8 revisions)
- Gillenia trifoliata (8 revisions)
- Erythranthe geniculata (8 revisions)
- Rhododendron vaseyi (8 revisions)
- Symphyotrichum parviceps (8 revisions)
- Erythranthe diffusa (8 revisions)
- Lobularia (8 revisions)
- Boechera williamsii (8 revisions)
- Pseudognaphalium austrotexanum (8 revisions)
- Artemisia laciniata subsp. parryi (8 revisions)
- Castilleja foliolosa (8 revisions)
- Schoenolirion (8 revisions)
- Malacothrix junakii (8 revisions)
- Calochortus argillosus (8 revisions)
- Allium canadense var. fraseri (8 revisions)
- Triphora yucatanensis (8 revisions)
- Hieracium alpinum (8 revisions)
- Alternanthera pungens (8 revisions)
- Eremogone ursina (8 revisions)
- Rhabdoweisia (8 revisions)
- Poteridium annuum (8 revisions)
- Elatine minima (8 revisions)
- Asteraceae tribe Mutisieae (8 revisions)
- Mammillaria wrightii var. wrightii (8 revisions)
- Acleisanthes parvifolia (8 revisions)
- Rumex hesperius (8 revisions)
- Psilopilum laevigatum (8 revisions)
- Niphotrichum panschii (8 revisions)
- Potentilla villosa (8 revisions)
- Euphorbia theriaca var. spurca (8 revisions)
- Climacium dendroides (8 revisions)
- Nolina parryi (8 revisions)
- Arecaceae (tribe Cocoeae) subtribe Elaeidinae (8 revisions)
- Salix serissima (8 revisions)
- Potamogeton natans (8 revisions)
- Solidago leavenworthii (8 revisions)
- Hymenoxys brachyactis (8 revisions)
- Salix sect. Cinerella (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Rudbeckiinae (8 revisions)
- Lepidospartum latisquamum (8 revisions)
- Erigeron foliosus var. hartwegii (8 revisions)
- Machaeranthera tagetina (8 revisions)
- Monoptilon bellidiforme (8 revisions)
- Wyethia arizonica (8 revisions)
- Coreopsis sect. Leptosyne (8 revisions)
- Agalinis gattingeri (8 revisions)
- Flyriella parryi (8 revisions)
- Salix sect. Cordatae (8 revisions)
- Elodium paludosum (8 revisions)
- Physaria alpestris (8 revisions)
- Ephemerum crassinervium var. texanum (8 revisions)
- Rosulabryum canariense (8 revisions)
- Rumex ellipticus (8 revisions)
- Carex oligocarpa (8 revisions)
- Pottiaceae subfam. Barbuloideae (8 revisions)
- Drypetes diversifolia (8 revisions)
- Lindernia antipoda (8 revisions)
- Sidalcea candida (8 revisions)
- Rhynchospora globularis var. pinetorum (8 revisions)
- Carex phaeocephala (8 revisions)
- Crataegus macrosperma (8 revisions)
- Penstemon linarioides var. maguirei (8 revisions)
- Penstemon harbourii (8 revisions)
- Picramnia pentandra (8 revisions)
- Ardisia crenata (8 revisions)
- Melochia corchorifolia (8 revisions)
- Suksdorfia violacea (8 revisions)
- Websteria (8 revisions)
- Descurainia pinnata subsp. ochroleuca (8 revisions)
- Erythranthe arenicola (8 revisions)
- Rhododendron eastmanii (8 revisions)
- Sedum stenopetalum var. stenopetalum (8 revisions)
- Erythranthe cardinalis (8 revisions)
- Dimorphocarpa (8 revisions)
- Brassicaceae tribe Brassiceae (8 revisions)
- Gnaphalium (8 revisions)
- Artemisia palmeri (8 revisions)
- Castilleja kaibabensis (8 revisions)
- Ornithogalum umbellatum (8 revisions)
- Uropappus (8 revisions)
- Calochortus concolor (8 revisions)
- Allium perdulce var. perdulce (8 revisions)
- Begonia hirtella (8 revisions)
- Calopogon tuberosus var. tuberosus (8 revisions)
- Carduus (8 revisions)
- Cerastium arvense subsp. arvense (8 revisions)
- Bruchia texana (8 revisions)
- Dryas incisa (8 revisions)
- Parnassia grandifolia (8 revisions)
- Centaurea ×moncktonii (8 revisions)
- Mammillaria heyderi var. bullingtoniana (8 revisions)
- Rumex cristatus (8 revisions)
- Pogonatum dentatum (8 revisions)
- Sphagnum fitzgeraldii (8 revisions)
- Filipendula ulmaria (8 revisions)
- Euphorbia porteriana (8 revisions)
- Ctenidium (8 revisions)
- Yucca aloifolia (8 revisions)
- Tradescantia ohiensis (8 revisions)
- Draba aleutica (8 revisions)
- Elaeis (8 revisions)
- Araceae (8 revisions)
- Solidago rigida subsp. rigida (8 revisions)
- Tetraneuris argentea (8 revisions)
- Salix pellita (8 revisions)
- Lasthenia sect. Platycarpha (8 revisions)
- Blennosperma bakeri (8 revisions)
- Bellis perennis (8 revisions)
- Dieteria canescens var. leucanthemifolia (8 revisions)
- Melampodium strigosum (8 revisions)
- Chrysopsis linearifolia (8 revisions)
- Xanthium (8 revisions)
- Coreopsis basalis (8 revisions)
- Agalinis pulchella (8 revisions)
- Liatris hirsuta (8 revisions)
- Streptanthus hyacinthoides (8 revisions)
- Rhytidiadelphus subpinnatus (8 revisions)
- Calymperes tenerum (8 revisions)
- Pseudoditrichaceae (8 revisions)
- Carex godfreyi (8 revisions)
- Barbula convoluta (8 revisions)
- Cnidoscolus angustidens (8 revisions)
- Synthyris laciniata (8 revisions)
- Sidalcea hickmanii subsp. parishii (8 revisions)
- Rhynchospora filifolia (8 revisions)
- Carex fracta (8 revisions)
- Crataegus stolonifera (8 revisions)
- Vitis cinerea var. baileyana (8 revisions)
- Penstemon laxus (8 revisions)
- Rosa laevigata (8 revisions)
- Symplocaceae (8 revisions)
- Abutilon hulseanum (8 revisions)
- Leptarrhena pyrolifolia (8 revisions)
- Fimbristylis castanea (8 revisions)
- Erysimum asperum (8 revisions)
- Sorbus sitchensis var. grayi (8 revisions)
- Erythranthe arvensis (8 revisions)
- Kalmia (8 revisions)
- Sedum rupestre (8 revisions)
- Ericameria nauseosa var. salicifolia (8 revisions)
- Erythranthe inflatula (8 revisions)
- Gaultheria hispidula (8 revisions)
- Cakile lanceolata subsp. lanceolata (8 revisions)
- Gamochaeta stagnalis (8 revisions)
- Anthemis (8 revisions)
- Buddleja madagascariensis (8 revisions)
- Brodiaea filifolia (8 revisions)
- Agoseris retrorsa (8 revisions)
- Harperocallis (8 revisions)
- Allium gooddingii (8 revisions)
- Hypericum frondosum (8 revisions)
- Trillium cuneatum (8 revisions)
- Cerastium fontanum subsp. vulgare (8 revisions)
- Ceratodon (8 revisions)
- Cercocarpus breviflorus (8 revisions)
- Elatine ambigua (8 revisions)
- Asteraceae tribe Arctotideae (8 revisions)
- Atriplex coronata (8 revisions)
- Rumex violascens (8 revisions)
- Timmia megapolitana (8 revisions)
- Ptychomitrium drummondii (8 revisions)
- Ivesia patellifera (8 revisions)
- Arceuthobium gillii (8 revisions)
- Homomallium incurvatum (8 revisions)
- Cycloloma (8 revisions)
- Yucca flaccida (8 revisions)
- Guzmania monostachia var. monostachia (8 revisions)
- Draba borealis (8 revisions)
- Juncus nodosus (8 revisions)
- Xyris flabelliformis (8 revisions)
- Nestotus (8 revisions)
- Psilostrophe gnaphalodes (8 revisions)
- Salix sect. Villosae (8 revisions)
- Monolopia stricta (8 revisions)
- Oclemena ×blakei (8 revisions)
- Erigeron geiseri (8 revisions)
- Holocarpha (8 revisions)
- Pityopsis aspera var. aspera (8 revisions)
- Phoebanthus grandiflorus (8 revisions)
- Coreocarpus (8 revisions)
- Aureolaria patula (8 revisions)
- Liatris elegans var. kralii (8 revisions)
- Streptanthus vimineus (8 revisions)
- Claopodium whippleanum (8 revisions)
- Physaria didymocarpa subsp. lyrata (8 revisions)
- Orthotrichum stramineum (8 revisions)
- Pohlia obtusifolia (8 revisions)
- Carex venusta (8 revisions)
- Didymodon rigidulus var. rigidulus (8 revisions)
- Arceuthobium (8 revisions)
- Synthyris wyomingensis (8 revisions)
- Sidalcea malviflora subsp. purpurea (8 revisions)
- Cladium (8 revisions)
- Carex vexans (8 revisions)
- Crataegus pruinosa var. virella (8 revisions)
- Phyllanthus acidus (8 revisions)
- Penstemon harringtonii (8 revisions)
- Penstemon procerus var. modestus (8 revisions)
- Rosa cinnamomea (8 revisions)
- Diapensia lapponica (8 revisions)
- Alcea rosea (8 revisions)
- Saxifraga aleutica (8 revisions)
- Bulbostylis ciliatifolia var. ciliatifolia (8 revisions)
- Erysimum pallasii (8 revisions)
- Cotoneaster monopyrenus (8 revisions)
- Diplacus compactus (8 revisions)
- Empetrum nigrum (8 revisions)
- Sedum laxum var. laxum (8 revisions)
- Vaccinium scoparium (8 revisions)
- Crambe (8 revisions)
- Logfia filaginoides (8 revisions)
- Castilleja minor var. minor (8 revisions)
- Dichelostemma capitatum subsp. pauciflorum (8 revisions)
- Cirsium vulgare (8 revisions)
- Streptopus streptopoides (8 revisions)
- Allium howellii (8 revisions)
- Hypericum buckleyi (8 revisions)
- Prosthechea cochleata (8 revisions)
- Cerastium velutinum var. villossissimum (8 revisions)
- Ditrichum lineare (8 revisions)
- Chamaebatia australis (8 revisions)
- Elephantopus elatus (8 revisions)
- Atriplex fruticulosa (8 revisions)
- Polygonella gracilis (8 revisions)
- Encalypta flowersiana (8 revisions)
- Seligeria acutifolia (8 revisions)
- Ivesia paniculata (8 revisions)
- Oxalis stricta (8 revisions)
- Hiptage benghalensis (8 revisions)
- Hypnum dieckei (8 revisions)
- Yucca campestris (8 revisions)
- Potamogeton hillii (8 revisions)
- Loeskypnum wickesiae (8 revisions)
- Draba cruciata (8 revisions)
- Stenotus lanuginosus var. lanuginosus (8 revisions)
- Eupatorium album var. album (8 revisions)
- Salix lemmonii (8 revisions)
- Eriophyllum nubigenum (8 revisions)
- Amphiachyris dracunculoides (8 revisions)
- Erigeron flettii (8 revisions)
- Hemizonia congesta subsp. congesta (8 revisions)
- Croptilon hookerianum var. graniticum (8 revisions)
- Encelia (8 revisions)
- Cosmos bipinnatus (8 revisions)
- Thelypodium eucosmum (8 revisions)
- Leskea polycarpa (8 revisions)
- Ulota hutchinsiae var. hutchinsiae (8 revisions)
- Pohlia annotina (8 revisions)
- Didymodon vinealis (8 revisions)
- Euphorbia sect. Nummulariopsis (8 revisions)
- Veronica serpyllifolia (8 revisions)
- Sidalcea setosa (8 revisions)
- Scleria ciliata var. ciliata (8 revisions)
- Crataegus incilis (8 revisions)
- Vitis mustangensis (8 revisions)
- Penstemon pachyphyllus var. congestus (8 revisions)
- Penstemon sudans (8 revisions)
- Rosa woodsii subsp. puberulenta (8 revisions)
- Halesia carolina (8 revisions)
- Anoda pentaschista (8 revisions)
- Cyperus involucratus (8 revisions)
- Dioscorea polystachya (8 revisions)
- Braya humilis subsp. maccallae (8 revisions)
- Rubus ursinus (8 revisions)
- Diplacus cusickii (8 revisions)
- Harrimanella stelleriana (8 revisions)
- Micranthes bryophora (8 revisions)
- Orychophragmus violaceus (8 revisions)
- Stylocline intertexta (8 revisions)
- Ismelia (8 revisions)
- Bloomeria (8 revisions)
- Microseris douglasii subsp. tenella (8 revisions)
- Cistanthe maritima (8 revisions)
- Erythronium grandiflorum (8 revisions)
- Allium fimbriatum var. purdyi (8 revisions)
- Hypericum hypericoides subsp. hypericoides (8 revisions)
- Dendrophylax lindenii (8 revisions)
- Rubus leucodermis var. leucodermis (8 revisions)
- Vernonia larseniae (8 revisions)
- Blindia acuta (8 revisions)
- Ivesia muirii (8 revisions)
- Rhamnus smithii (8 revisions)
- Euphorbia polygonifolia (8 revisions)
- Hypnum revolutum var. revolutum (8 revisions)
- Chenopodium sect. Blitum (8 revisions)
- Agave schottii var. schottii (8 revisions)
- Mayaca (8 revisions)
- Microstachys corniculata (8 revisions)
- Brachytheciastrum collinum (8 revisions)
- Draba grandis (8 revisions)
- Alpinia zerumbet (8 revisions)
- Lachnocaulon (8 revisions)
- Aster alpinus subsp. vierhapperi (8 revisions)
- Eupatorium leptophyllum (8 revisions)
- Salix sect. Helix (8 revisions)
- Eriophyllum confertiflorum var. confertiflorum (8 revisions)
- Gymnosperma (8 revisions)
- Pyrrocoma crocea var. crocea (8 revisions)
- Harmonia hallii (8 revisions)
- Heterotheca sessiliflora subsp. echioides (8 revisions)
- Melanthera nivea (8 revisions)
- Bidens vulgata (8 revisions)
- Eucommiaceae Illustrations (8 revisions)
- Liatris gholsonii (8 revisions)
- Thelypodium repandum (8 revisions)
- Pseudoleskea radicosa (8 revisions)
- Physaria hitchcockii subsp. hitchcockii (8 revisions)
- Hedwigiaceae (8 revisions)
- Cinclidium (8 revisions)
- Carex virescens (8 revisions)
- Didymodon giganteus (8 revisions)
- Euonymus fortunei (8 revisions)
- Veronica dillenii (8 revisions)
- Fuirena longa (8 revisions)
- Sageretia wrightii (8 revisions)
- Mentzelia speciosa (8 revisions)
- Penstemon concinnus (8 revisions)
- Penstemon azureus var. azureus (8 revisions)
- Sarracenia psittacina (8 revisions)
- Callirhoë involucrata var. involucrata (8 revisions)
- Crassula viridis (8 revisions)
- Cyperus entrerianus (8 revisions)
- Cypripedium arietinum (8 revisions)
- Eutrema edwardsii (8 revisions)
- Pyracantha crenulata (8 revisions)
- Diplacus brandegeei (8 revisions)
- Lyonia mariana (8 revisions)
- Ribes californicum (8 revisions)
- Senecio crassulus (8 revisions)
- Gaylussacia tomentosa (8 revisions)
- Calepina irregularis (8 revisions)
- Psilocarphus chilensis (8 revisions)
- Cirsium remotifolium var. rivulare (8 revisions)
- Castilleja peirsonii (8 revisions)
- Triteleia ixioides (8 revisions)
- Stephanomeria cichoriacea (8 revisions)
- Claytonia cordifolia (8 revisions)
- Erythronium californicum (8 revisions)
- Allium bolanderi var. mirabile (8 revisions)
- Luffa aegyptiaca (8 revisions)
- Malaxis spicata (8 revisions)
- Stellaria humifusa (8 revisions)
- Prunus virginiana var. virginiana (8 revisions)
- Scolymus hispanicus (8 revisions)
- Atriplex garrettii var. garrettii (8 revisions)
- Polygonum marinense (8 revisions)
- Fissidens taxifolius (8 revisions)
- Ivesia argyrocoma (8 revisions)
- Euphorbia macropus (8 revisions)
- Bernardia incana (8 revisions)
- Orthothecium rufescens (8 revisions)
- Chenopodium glaucum var. salinum (8 revisions)
- Funaria flavicans (8 revisions)
- Elodea bifoliata (8 revisions)
- Philadelphus mearnsii (8 revisions)
- Orthotrichum diaphanum (8 revisions)
- Schoenocaulon texanum (8 revisions)
- Limnobium (8 revisions)
- Chrysothamnus humilis (8 revisions)
- Eupatorium rotundifolium var. scabridum (8 revisions)
- Carica papaya (8 revisions)
- Arnica angustifolia subsp. tomentosa (8 revisions)
- Sericocarpus (8 revisions)
- Erigeron arizonicus (8 revisions)
- Madia elegans (8 revisions)
- Heterotheca stenophylla var. stenophylla (8 revisions)
- Borrichia arborescens (8 revisions)
- Bidens heterodoxa (8 revisions)
- Simmondsiaceae Illustrations (8 revisions)
- Carphephorus tomentosus (8 revisions)
- Thysanocarpus laciniatus var. hitchcockii (8 revisions)
- Pterigynandrum (8 revisions)
- Physaria lata (8 revisions)
- Aulacomnium palustre (8 revisions)
- Paludella (8 revisions)
- Carex lativena (8 revisions)
- Pseudocrossidium replicatum (8 revisions)
- Jamesia (8 revisions)
- Ceratotheca triloba (8 revisions)
- Sphaeralcea gierischii (8 revisions)
- Carex cusickii (8 revisions)
- Carex angustata (8 revisions)
- Vitis (8 revisions)
- Kallstroemia grandiflora (8 revisions)
- Penstemon guadalupensis (8 revisions)
- Penstemon kingii (8 revisions)
- Potentilla sect. Biflorae (8 revisions)
- Eremalche parryi subsp. kernensis (8 revisions)
- Ribes cereum var. cereum (8 revisions)
- Cyperus diandrus (8 revisions)
- Cypripedium kentuckiense (8 revisions)
- Brassicaceae tribe Iberideae (8 revisions)
- Malus toringo (8 revisions)
- Diplacus puniceus (8 revisions)
- Eubotrys (8 revisions)
- Sideroxylon lanuginosum subsp. oblongifolium (8 revisions)
- Senecio arizonicus (8 revisions)
- Micranthes calycina (8 revisions)
- Salix chamissonis (8 revisions)
- Cirsium canescens (8 revisions)
- Isocoma arguta (8 revisions)
- Castilleja rigida (8 revisions)
- Schoenocaulon ghiesbreghtii (8 revisions)
- Stephanomeria pauciflora (8 revisions)
- Claytonia parviflora subsp. utahensis (8 revisions)
- Fritillaria (8 revisions)
- Allium dichlamydeum (8 revisions)
- Corallorhiza striata (8 revisions)
- Stellaria pubera (8 revisions)
- Prunus minutiflora (8 revisions)
- Crepis foetida (8 revisions)
- Atriplex canescens var. laciniata (8 revisions)
- Eremogone (8 revisions)
- Fissidens obtusifolius (8 revisions)
- Horkelia bolanderi (8 revisions)
- Jatropha dioica var. dioica (8 revisions)
- Euphorbia myrsinites (8 revisions)
- Pylaisia polyantha (8 revisions)
- Cyphomeris gypsophiloides (8 revisions)
- Agave parryi subsp. parryi (8 revisions)
- Physcomitrium collenchymatum (8 revisions)
- Carex geophila (8 revisions)
- Acalypha alopecuroidea (8 revisions)
- Brachythecium turgidum (8 revisions)
- Draba novolympica (8 revisions)
- Sisyrinchium funereum (8 revisions)
- Potamogeton gramineus (8 revisions)
- Dypsis lutescens (8 revisions)
- Rudbeckia grandiflora var. grandiflora (8 revisions)
- Salix laevigata (8 revisions)
- Arnica lanceolata subsp. prima (8 revisions)
- Solidago sect. Solidago (8 revisions)
- Erigeron arisolius (8 revisions)
- Grindelia havardii (8 revisions)
- Hymenopappus filifolius var. pauciflorus (8 revisions)
- Pectis ×floridana (8 revisions)
- Chromolaena (8 revisions)
- Cyrto-hypnum involvens (8 revisions)
- Salix orestera (8 revisions)
- Bartramia stricta (8 revisions)
- Plagiomnium rostratum (8 revisions)
- Eleocharis (8 revisions)
- Cistus incanus (8 revisions)
- Triquetrella californica (8 revisions)
- Ceanothus confusus (8 revisions)
- Kopsiopsis hookeri (8 revisions)
- Sphaeralcea psoraloides (8 revisions)
- Carex frankii (8 revisions)
- Carex radiata (8 revisions)
- Carex nigra (8 revisions)
- Frangula rubra subsp. rubra (8 revisions)
- Oxalis triangularis (8 revisions)
- Penstemon triflorus var. triflorus (8 revisions)
- Penstemon purpusii (8 revisions)
- Glossopetalon spinescens var. spinescens (8 revisions)
- Pyrola picta (8 revisions)
- Hibiscus martianus (8 revisions)
- Rhodiola integrifolia subsp. leedyi (8 revisions)
- Cyperus distans (8 revisions)
- Goodyera (8 revisions)
- Salix sect. Glaucae (8 revisions)
- Pseudocydonia sinensis (8 revisions)
- Callitriche (8 revisions)
- Crataegus ouachitensis (8 revisions)
- Chrysophyllum oliviforme (8 revisions)
- Senecio flaccidus var. monoensis (8 revisions)
- Micranthes reflexa (8 revisions)
- Armoracia rusticana (8 revisions)
- Inula helenium (8 revisions)
- Castilleja subinclusa var. subinclusa (8 revisions)
- Krigia dandelion (8 revisions)
- Claytonia umbellata (8 revisions)
- Fritillaria micrantha (8 revisions)
- Allium tribracteatum (8 revisions)
- Hybanthus concolor (8 revisions)
- Govenia (8 revisions)
- Spergularia atrosperma (8 revisions)
- Prunus cerasifera (8 revisions)
- Echinops sphaerocephalus (8 revisions)
- Sarcobatus vermiculatus (8 revisions)
- Fissidens exilis (8 revisions)
- Horkelia californica var. frondosa (8 revisions)
- Parnassia palustris (8 revisions)
- Sematophyllum adnatum (8 revisions)
- Chenopodium albescens (8 revisions)
- Furcraea foetida (8 revisions)
- Schistidium (8 revisions)
- Carex albicans var. australis (8 revisions)
- Mentzelia chrysantha (8 revisions)
- Eurhynchiastrum (8 revisions)
- Draba pilosa (8 revisions)
- Sisyrinchium hitchcockii (8 revisions)
- Najas minor (8 revisions)
- Stevia (8 revisions)
- Koeberlinia (8 revisions)
- Peucephyllum (8 revisions)
- Solidago simplex var. ontarioensis (8 revisions)
- Erigeron vicinus (8 revisions)
- Asteraceae tribe Heliantheae (8 revisions)
- Hymenopappus scabiosaeus var. scabiosaeus (8 revisions)
- Packera glabella (8 revisions)
- Helianthus argophyllus (8 revisions)
- Hedosyne ambrosiifolia (8 revisions)
- Ageratina aromatica (8 revisions)
- Calliergonaceae (8 revisions)
- Physaria parvula (8 revisions)
- Philonotis calcarea (8 revisions)
- Trachycystis flagellaris (8 revisions)
- Lechea lakelae (8 revisions)
- Tortula nevadensis (8 revisions)
- Linum catharticum (8 revisions)
- Orobanche corymbosa subsp. mutabilis (8 revisions)
- Wissadula parvifolia (8 revisions)
- Carex lutea (8 revisions)
- Carex muricata subsp. lamprocarpa (8 revisions)
- Carex scopulorum var. prionophylla (8 revisions)
- Cornus subg. Arctocrania (8 revisions)
- Cornus subg. Cornus (8 revisions)
- Penstemon eatonii var. eatonii (8 revisions)
- Penstemon clevelandii (8 revisions)
- Potentilla sect. Rubrae (8 revisions)
- Allotropa virgata (8 revisions)
- Ibervillea lindheimeri (8 revisions)
- Dudleya viscida (8 revisions)
- Cyperus erythrorhizos (8 revisions)
- Cyclopogon elatus (8 revisions)
- Lepidium dictyotum (8 revisions)
- Crataegus (sect. Crataegus) ser. Cordatae (8 revisions)
- Crataegus chrysocarpa var. faxonii (8 revisions)
- Jacquinia arborea (8 revisions)
- Senecio aphanactis (8 revisions)
- Micranthes apetala (8 revisions)
- Cardamine concatenata (8 revisions)
- Ericameria nauseosa var. ceruminosa (8 revisions)
- Castilleja xanthotricha (8 revisions)
- Lygodesmia aphylla (8 revisions)
- Lewisia cotyledon var. howellii (8 revisions)
- Xerophyllum asphodeloides (8 revisions)
- Viola biflora var. biflora (8 revisions)
- Maxillaria crassifolia (8 revisions)
- Lilium catesbaei (8 revisions)
- Trillium pusillum var. virginianum (8 revisions)
- Prunus hortulana (8 revisions)
- Crepis tectorum (8 revisions)
- Suaeda nigra (8 revisions)
- Polygonum majus (8 revisions)
- Campylopodiella flagellacea (8 revisions)
- Horkelia sericata (8 revisions)
- Linum vernale (8 revisions)
- Mentzelia memorabilis (8 revisions)
- Heterophyllium affine (8 revisions)
- Campylopodiella stenocarpa (8 revisions)
- Horkelia howellii (8 revisions)
- Eucnide bartonioides var. bartonioides (8 revisions)
- Orthotrichum pusillum (8 revisions)
- Commicarpus scandens (8 revisions)
- Smilax bona-nox (8 revisions)
- Schistidium grandirete (8 revisions)
- Carex concinna (8 revisions)
- Ceanothus griseus (8 revisions)
- Homalothecium megaptilum (8 revisions)
- Draba sierrae (8 revisions)
- Iris pallida (8 revisions)
- Musa (8 revisions)
- Tradescantia roseolens (8 revisions)
- Rudbeckia hirta var. angustifolia (8 revisions)
- Salix gooddingii (8 revisions)
- Bahia pedata (8 revisions)
- Solidago puberula subsp. puberula (8 revisions)
- Erigeron procumbens (8 revisions)
- Chaenactis carphoclinia var. carphoclinia (8 revisions)
- Perityle fosteri (8 revisions)
- Packera neomexicana var. neomexicana (8 revisions)
- Erigeron leibergii (8 revisions)
- Helianthus petiolaris subsp. fallax (8 revisions)
- Tagetes micrantha (8 revisions)
- Heliopsis (8 revisions)
- Salix ballii (8 revisions)
- Brachymenium mexicanum (8 revisions)
- Pilotrichaceae (8 revisions)
- Eleocharis (sect. Eleocharis) ser. Eleocharis (8 revisions)
- Lechea tenuifolia (8 revisions)
- Tortula mucronifolia (8 revisions)
- Orobanche cooperi subsp. palmeri (8 revisions)
- Daphne (8 revisions)
- Carex microglochin subsp. microglochin (8 revisions)
- Carex sect. Chordorrhizae (8 revisions)
- Carex gmelinii (8 revisions)
- Euphorbia deltoidea subsp. serpyllum (8 revisions)
- Mentzelia hualapaiensis (8 revisions)
- Penstemon absarokensis (8 revisions)
- Verbascum pulverulentum (8 revisions)
- Glossopetalon spinescens var. microphyllum (8 revisions)
- Arbutus xalapensis (8 revisions)
- Iliamna crandallii (8 revisions)
- Dudleya cymosa subsp. marcescens (8 revisions)
- Cyperus spectabilis (8 revisions)
- Sacoila lanceolata var. paludicola (8 revisions)
- Salix brachycarpa var. psammophila (8 revisions)
- Crataegus atrovirens (8 revisions)
- Crataegus lumaria (8 revisions)
- Douglasia (8 revisions)
- Senecio serra var. admirabilis (8 revisions)
- Tellima (8 revisions)
- Cardamine micranthera (8 revisions)
- Achillea nobilis (8 revisions)
- Lessingia micradenia var. glabrata (8 revisions)
- Cordylanthus eremicus subsp. eremicus (8 revisions)
- Pyrrhopappus (8 revisions)
- Montia chamissoi (8 revisions)
- Crinum zeylanicum (8 revisions)
- Viola epipsila var. repens (8 revisions)
- Orchidaceae subfam. Orchidoideae (8 revisions)
- Lilium pardalinum (8 revisions)
- Amerorchis rotundifolia (8 revisions)
- Spergularia bocconi (8 revisions)
- Coleogyne (8 revisions)
- Echinops ritro subsp. ruthenicus (8 revisions)
- Mirabilis alipes (8 revisions)
- Persicaria bungeana (8 revisions)
- Campylopus pilifer (8 revisions)
- Euphorbia crenulata (8 revisions)
- Cirsium cymosum var. canovirens (8 revisions)
- Dendroalsia (8 revisions)
- Zuckia brandegeei var. plummeri (8 revisions)
- Smilax smallii (8 revisions)
- Sphagnum cribrosum (8 revisions)
- Carex sect. Albae (8 revisions)
- Hiptage (8 revisions)
- Rhynchostegium aquaticum (8 revisions)
- Draba subumbellata (8 revisions)
- Iris hookeri (8 revisions)
- Commelinaceae (8 revisions)
- Brickellia betonicifolia (8 revisions)
- Polanisia jamesii (8 revisions)
- Palafoxia feayi (8 revisions)
- Solidago curtisii var. curtisii (8 revisions)
- Aphanostephus ramosissimus var. humilis (8 revisions)
- Chaenactis cusickii (8 revisions)
- Perityle bisetosa (8 revisions)
- Packera schweinitziana (8 revisions)
- Helianthus glaucophyllus (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Melampodiinae (8 revisions)
- Ambrosia artemisiifolia (8 revisions)
- Sisymbrium linifolium (8 revisions)
- Cratoneuron (8 revisions)
- Crocanthemum canadense (8 revisions)
- Pterygoneurum ovatum (8 revisions)
- Bryum veronense (8 revisions)
- Euphrasia subarctica (8 revisions)
- Carex praegracilis (8 revisions)
- Carex raynoldsii (8 revisions)
- Ditrichum tortuloides (8 revisions)
- Mentzelia sect. Trachyphytum (8 revisions)
- Digitalis grandiflora (8 revisions)
- Arctostaphylos myrtifolia (8 revisions)
- Malachra capitata (8 revisions)
- Dudleya candelabrum (8 revisions)
- Cyperus strigosus (8 revisions)
- Spiranthes torta (8 revisions)
- Crataegus (sect. Sanguineae) ser. Altaicae (8 revisions)
- Rhamnus pilosa (8 revisions)
- Crataegus aprica (8 revisions)
- Dodecatheon hendersonii (8 revisions)
- Packera bernardina (8 revisions)
- Bensoniella oregona (8 revisions)
- Cardamine umbellata (8 revisions)
- Sphaeromeria potentilloides var. nitrophila (8 revisions)
- Ericameria nauseosa var. iridis (8 revisions)
- Cordylanthus rigidus (8 revisions)
- Osteospermum (8 revisions)
- Buddleja lindleyana (8 revisions)
- Hymenocallis choctawensis (8 revisions)
- Orchidaceae (tribe Cymbidieae) subtribe Cyrtopodiinae (8 revisions)
- Lloydia (8 revisions)
- Trillium simile (8 revisions)
- Sagina nivalis (8 revisions)
- Mycelis muralis (8 revisions)
- Amaranthus tuberculatus (8 revisions)
- Persicaria setacea (8 revisions)
- Cynodontium schisti (8 revisions)
- Fragaria chiloensis subsp. lucida (8 revisions)
- Euphorbia platysperma (8 revisions)
- Cirsium arizonicum var. chellyense (8 revisions)
- Pireella (8 revisions)
- Andreaea (8 revisions)
- Grimmia caespiticia (8 revisions)
- Carex jamesii (8 revisions)
- Flueggea virosa subsp. virosa (8 revisions)
- Scleropodium californicum (8 revisions)
- Boechera bodiensis (8 revisions)
- Iris munzii (8 revisions)
- Juncus uncialis (8 revisions)
- Sabal (8 revisions)
- Brickellia eupatorioides var. floridana (8 revisions)
- Peritoma platycarpa (8 revisions)
- Hulsea (8 revisions)
- Solidago arguta subsp. caroliniana (8 revisions)
- Psathyrotes (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Guardiolinae (8 revisions)
- Erechtites glomeratus (8 revisions)
- Helianthus resinosus (8 revisions)
- Thymophylla aurea var. polychaeta (8 revisions)
- Silphium compositum (8 revisions)
- Pedicularis bracteosa var. pachyrhiza (8 revisions)
- Smelowskia pyriformis (8 revisions)
- Frankenia (8 revisions)
- Crossidium squamiferum var. pottioideum (8 revisions)
- Gemmabryum apiculatum (8 revisions)
- Euphrasia mollis (8 revisions)
- Carex pluriflora (8 revisions)
- Pleuridium sullivantii (8 revisions)
- Mentzelia crocea (8 revisions)
- Penstemon lemhiensis (8 revisions)
- Gratiola (8 revisions)
- Arctostaphylos stanfordiana subsp. stanfordiana (8 revisions)
- Malva alcea (8 revisions)
- Dudleya nesiotica (8 revisions)
- Cyperus subg. Diclidium (8 revisions)
- Carex vernacula (8 revisions)
- Spiranthes lucida (8 revisions)
- Crataegus sheridana (8 revisions)
- Colubrina elliptica (8 revisions)
- Collinsia heterophylla var. austromontana (8 revisions)
- Crataegus condigna (8 revisions)
- Turnera coerulea (8 revisions)
- Heuchera merriamii (8 revisions)
- Nasturtium microphyllum (8 revisions)
- Sorbaria kirilowii (8 revisions)
- Arctostaphylos manzanita subsp. wieslanderi (8 revisions)
- Symphyotrichum subulatum var. elongatum (8 revisions)
- Mohavea (8 revisions)
- Boechera languida (8 revisions)
- Antennaria lanata (8 revisions)
- Castilleja affinis (8 revisions)
- Leucojum aestivum (8 revisions)
- Orchidaceae (tribe Orchideae) subtribe Orchidinae (8 revisions)
- Hypoxis wrightii (8 revisions)
- Platanthera praeclara (8 revisions)
- Scleranthus annuus subsp. annuus (8 revisions)
- Prenanthes alata (8 revisions)
- Amaranthus hypochondriacus (8 revisions)
- Bistorta plumosa (8 revisions)
- Dicranella cerviculata (8 revisions)
- Parnassia fimbriata (8 revisions)
- Cirsium eatonii var. clokeyi (8 revisions)
- Neckeropsis disticha (8 revisions)
- Tetraphidaceae (8 revisions)
- Grimmia subg. Rhabdogrimmia (8 revisions)
- Carex oreocharis (8 revisions)
- Potentilla ovina var. ovina (8 revisions)
- Croton fruticulosus (8 revisions)
- Pilosium (8 revisions)
- Boechera crandallii (8 revisions)
- Lachnocaulon digynum (8 revisions)
- Canna (8 revisions)
- Wislizenia (8 revisions)
- Alisma gramineum (8 revisions)
- Solidago subsect. Maritimae (8 revisions)
- Gaillardia parryi (8 revisions)
- Perityle staurophylla var. staurophylla (8 revisions)
- Hasteola robertiorum (8 revisions)
- Erigeron pulcherrimus (8 revisions)
- Herrickia kingii var. barnebyana (8 revisions)
- Helianthus nuttallii subsp. rydbergii (8 revisions)
- Flaveria campestris (8 revisions)
- Silphium asteriscus var. trifoliatum (8 revisions)
- Pedicularis cystopteridifolia (8 revisions)
- Caulanthus inflatus (8 revisions)
- Campyliadelphus chrysophyllus (8 revisions)
- Tamarix ramosissima (8 revisions)
- Syntrichia laevipila (8 revisions)
- Imbribryum gemmiparum (8 revisions)
- Chaenorhinum minus subsp. minus (8 revisions)
- Carex sect. Bicolores (8 revisions)
- Venturiella sinensis var. angusti-annulata (8 revisions)
- Linum harperi (8 revisions)
- Scrophularia parviflora (8 revisions)
- Leucospora (8 revisions)
- Arctostaphylos viscida subsp. viscida (8 revisions)
- Malvastrum corchorifolium (8 revisions)
- Sedum niveum (8 revisions)
- Lipocarpha occidentalis (8 revisions)
- Carex canescens subsp. disjuncta (8 revisions)
- Crataegus viridis var. glabriuscula (8 revisions)
- Ceanothus prostratus var. occidentalis (8 revisions)
- Keckiella ternata var. ternata (8 revisions)
- Crataegus meridiana (8 revisions)
- Primula anvilensis (8 revisions)
- Heuchera parishii (8 revisions)
- Eleocharis rostellata (8 revisions)
- Rorippa curvisiliqua (8 revisions)
- Rubus pedatus (8 revisions)
- Arctostaphylos crustacea subsp. rosei (8 revisions)
- Symphyotrichum patens var. patens (8 revisions)
- Boechera parishii (8 revisions)
- Antennaria howellii subsp. howellii (8 revisions)
- Artemisia arbuscula subsp. longiloba (8 revisions)
- Castilleja applegatei var. breweri (8 revisions)
- Veratrum viride var. eschscholzianum (8 revisions)
- Viola prionantha (8 revisions)
- Calochortus albus (8 revisions)
- Maianthemum trifolium (8 revisions)
- Piperia elegans (8 revisions)
- Launaea (8 revisions)
- Amaranthus crispus (8 revisions)
- Armeria (8 revisions)
- Sphagnum recurvum (8 revisions)
- Rubus flagellaris (8 revisions)
- Aspicarpa hyssopifolia (8 revisions)
- Cirsium scariosum var. citrinum (8 revisions)
- Lembophyllaceae (8 revisions)
- Atriplex hortensis (8 revisions)
- Sphagnum magellanicum (8 revisions)
- Grimmia pulvinata (8 revisions)
- Cymophyllus (8 revisions)
- Potentilla angelliae (8 revisions)
- Nestronia (8 revisions)
- Barbella (8 revisions)
- Boechera fendleri (8 revisions)
- Nemastylis tenuis (8 revisions)
- Callisia micrantha (8 revisions)
- Syringodium filiforme (8 revisions)
- Tarenaya spinosa (8 revisions)
- Eriocaulon decangulare (8 revisions)
- Helenium pinnatifidum (8 revisions)
- Erigeron compositus (8 revisions)
- Eurybia mirabilis (8 revisions)
- Raillardella pringlei (8 revisions)
- Townsendia spathulata (8 revisions)
- Berlandiera texana (8 revisions)
- Pedicularis langsdorffii subsp. arctica (8 revisions)
- Hesperidanthus argillaceus (8 revisions)
- Drepanocladus longifolius (8 revisions)
- Apodanthaceae (8 revisions)
- Microbryum starckeanum (8 revisions)
- Plagiobryum zieri (8 revisions)
- Caryophyllaceae subfam. Polycarpoideae (8 revisions)
- Pedicularis attollens subsp. attollens (8 revisions)
- Carex meadii (8 revisions)
- Eucladium (8 revisions)
- Linum intercursum (8 revisions)
- Penstemon virgatus var. virgatus (8 revisions)
- Scoparia montevidensis (8 revisions)
- Arctostaphylos pringlei subsp. pringlei (8 revisions)
- Modiola caroliniana (8 revisions)
- Amphiscirpus nevadensis (8 revisions)
- Carex deweyana var. deweyana (8 revisions)
- Geum radiatum (8 revisions)
- Mentzelia integra (8 revisions)
- Penstemon ellipticus (8 revisions)
- Primula angustifolia (8 revisions)
- Muntingia calabura (8 revisions)
- Heuchera grossulariifolia (8 revisions)
- Eleocharis minima (8 revisions)
- Rorippa teres (8 revisions)
- Petrophytum (8 revisions)
- Cassiope tetragona subsp. saximontana (8 revisions)
- Symphyotrichum ericoides var. pansum (8 revisions)
- Mazus pumilus (8 revisions)
- Boechera pulchra (8 revisions)
- Antennaria rosea subsp. pulvinata (8 revisions)
- Artemisia tridentata subsp. vaseyana (8 revisions)
- Castilleja christii (8 revisions)
- Camassia quamash subsp. walpolei (8 revisions)
- Tragopogon dubius (8 revisions)
- Viola rotundifolia (8 revisions)
- Calochortus apiculatus (8 revisions)
- Eremocrinum albomarginatum (8 revisions)
- Dactylorhiza majalis var. junialis (8 revisions)
- Hieracium pilosella (8 revisions)
- Guilleminea (8 revisions)
- Limonium ramosissimum (8 revisions)
- Dicranum fuscescens var. fuscescens (8 revisions)
- Alchemilla xanthochlora (8 revisions)
- Euphorbia albomarginata (8 revisions)
- Silybum marianum (8 revisions)
- Forsstroemia producta (8 revisions)
- Atriplex glabriuscula var. acadiensis (8 revisions)
- Polytrichastrum sexangulare var. sexangulare (8 revisions)
- Jaffueliobryum wrightii (8 revisions)
- Potentilla rhyolitica var. chiricahuensis (8 revisions)
- Paxistima myrsinites (8 revisions)
- Dichelyma falcatum (8 revisions)
- Romulea (8 revisions)
- Zosteraceae (8 revisions)
- Juncus tiehmii (8 revisions)
- Alyssum simplex (8 revisions)
- Marantaceae (8 revisions)
- Solidago rugosa subsp. aspera (8 revisions)
- Baccharis glomeruliflora (8 revisions)
- Erigeron evermannii (8 revisions)
- Eurybia spinulosa (8 revisions)
- Layia fremontii (8 revisions)
- Townsendia hookeri (8 revisions)
- Balsamorhiza (8 revisions)
- Bahiopsis reticulata (8 revisions)
- Pedicularis racemosa subsp. racemosa (8 revisions)
- Brickellia hinckleyi (8 revisions)
- Stanleya elata (8 revisions)
- Hygroamblystegium varium subsp. noterophilum (8 revisions)
- Cucurbita melopepo subsp. melopepo (8 revisions)
- Hennediella heimii (8 revisions)
- Aplodon wormskioldii (8 revisions)
- Muehlenbeckia complexa (8 revisions)
- Carex gracilescens (8 revisions)
- Pleurochaete (8 revisions)
- Garrya lindheimeri (8 revisions)
- Plantago australis (8 revisions)
- Arctostaphylos refugioensis (8 revisions)
- Sida antillensis (8 revisions)
- Rhynchospora eximia (8 revisions)
- Carex echinata subsp. echinata (8 revisions)
- Crataegus aestivalis (8 revisions)
- Stillingia aquatica (8 revisions)
- Penstemon rupicola (8 revisions)
- Mespilus germanica (8 revisions)
- Ribes marshallii (8 revisions)
- Malvaceae subfam. Grewioideae (8 revisions)
- Ribes wolfii (8 revisions)
- Eleocharis aestuum (8 revisions)
- Parrya arctica (8 revisions)
- Holodiscus microphyllus var. sericeus (8 revisions)
- Rhododendron (8 revisions)
- Symphyotrichum drummondii var. texanum (8 revisions)
- Erythranthe inconspicua (8 revisions)
- Salix niphoclada (8 revisions)
- Salix sect. Setchellianae (8 revisions)
- Cirsium pumilum var. hillii (8 revisions)
- Artemisia annua (8 revisions)
- Castilleja densiflora var. obispoënsis (8 revisions)
- Chlorogalum pomeridianum var. divaricatum (8 revisions)
- Malacothrix (8 revisions)
- Viola trinervata (8 revisions)
- Calochortus persistens (8 revisions)
- Hosta lancifolia (8 revisions)
- Listera australis (8 revisions)
- Silene caroliniana (8 revisions)
- Hieracium brevipilum (8 revisions)
- Froelichia texana (8 revisions)
- Kiaeria blyttii (8 revisions)
- Rosaceae tribe Agrimonieae (8 revisions)
- Croton parksii (8 revisions)
- Arctium minus (8 revisions)
- Herpetineuron (8 revisions)
- Atriplex amnicola (8 revisions)
- Polytrichum juniperinum (8 revisions)
- Bucklandiella sect. Lawtonia (8 revisions)
- Potentilla hyparctica subsp. hyparctica (8 revisions)
- Phyllanthus fraternus (8 revisions)
- Entodontaceae (8 revisions)
- Washingtonia robusta (8 revisions)
- Aphragmus eschscholtzianus (8 revisions)
- Tradescantia tharpii (8 revisions)
- Tradescantia pedicellata (8 revisions)
- Rudbeckia fulgida var. deamii (8 revisions)
- Warea amplexifolia (8 revisions)
- Tetradymia (8 revisions)
- Erigeron scopulinus (8 revisions)
- Xanthisma gypsophilum (8 revisions)
- Osmadenia (8 revisions)
- Dichaetophora (8 revisions)
- Balsamorhiza hookeri (8 revisions)
- Galinsoga parviflora var. semicalva (8 revisions)
- Agalinis (8 revisions)
- Brickellia microphylla var. scabra (8 revisions)
- Streptanthus bracteatus (8 revisions)
- Conardia compacta (8 revisions)
- Salix glauca var. villosa (8 revisions)
- Sphagnum junghuhnianum (8 revisions)
- Ptychostomum pallens (8 revisions)
- Rumex paucifolius (8 revisions)
- Carex digitalis var. floridana (8 revisions)
- Tortella rigens (8 revisions)
- Aucuba japonica (8 revisions)
- Plantago major (8 revisions)
- Sida rubromarginata (8 revisions)
- Rhynchospora californica (8 revisions)
- Carex abrupta (8 revisions)
- Geum geniculatum (8 revisions)
- Euphorbia austrotexana (8 revisions)
- Penstemon caespitosus var. desertipicti (8 revisions)
- Penstemon deustus var. pedicillatus (8 revisions)
- Amelanchier fernaldii (8 revisions)
- Lysimachia lanceolata (8 revisions)
- Ayenia filiformis (8 revisions)
- Jepsonia (8 revisions)
- Salix sect. Diplodictyae (8 revisions)
- Vauquelinia (8 revisions)
- Erythranthe norrisii (8 revisions)
- Micranthes nelsoniana var. nelsoniana (8 revisions)
- Erythranthe purpurea (8 revisions)
- Lobularia maritima (8 revisions)
- Boechera xylopoda (8 revisions)
- Pseudognaphalium leucocephalum (8 revisions)
- Castilleja fraterna (8 revisions)
- Schoenolirion croceum (8 revisions)
- Malacothrix phaeocarpa (8 revisions)
- Calochortus superbus (8 revisions)
- Allium geyeri (8 revisions)
- Triphora trianthophoros (8 revisions)
- Hieracium triste (8 revisions)
- Alternanthera caracasana (8 revisions)
- Drymaria viscosa (8 revisions)
- Rhabdoweisia crenulata (8 revisions)
- Poteridium occidentale (8 revisions)
- Ceanothus tomentosus (8 revisions)
- Chaptalia albicans (8 revisions)
- Rumex cuneifolius (8 revisions)
- Atrichum (8 revisions)
- Niphotrichum sect. Elongata (8 revisions)
- Potentilla villosula (8 revisions)
- Vitis californica (8 revisions)
- Climacium americanum (8 revisions)
- Nolina bigelovii (8 revisions)
- Arabis nuttallii (8 revisions)
- Juncus ensifolius var. montanus (8 revisions)
- Solidago tortifolia (8 revisions)
- Plateilema (8 revisions)
- Salix discolor (8 revisions)
- Lasthenia debilis (8 revisions)
- Lepidospartum burgessii (8 revisions)
- Erigeron foliosus var. mendocinus (8 revisions)
- Baccharis angustifolia (8 revisions)
- Centromadia pungens subsp. laevis (8 revisions)
- Eucephalus glabratus (8 revisions)
- Agnorhiza (8 revisions)
- Iva annua (8 revisions)
- Agalinis georgiana (8 revisions)
- Asanthus (8 revisions)
- Streptanthus fenestratus (8 revisions)
- Echinophyllum (8 revisions)
- Physaria alpina (8 revisions)
- Ephemerum spinulosum (8 revisions)
- Rosulabryum capillare (8 revisions)
- Rumex chrysocarpus (8 revisions)
- Carex calcifugens (8 revisions)
- Anoectangium (8 revisions)
- Euphorbia perennans (8 revisions)
- Plantago wrightiana (8 revisions)
- Sidalcea celata (8 revisions)
- Rhynchospora globularis var. saxicola (8 revisions)
- Carex tahoensis (8 revisions)
- Crataegus iracunda (8 revisions)
- Euphorbia hyssopifolia (8 revisions)
- Penstemon linarioides var. sileri (8 revisions)
- Rosa sect. Minutifoliae (8 revisions)
- Ardisia elliptica (8 revisions)
- Sicyos glaber (8 revisions)
- Suksdorfia ranunculifolia (8 revisions)
- Websteria confervoides (8 revisions)
- Descurainia pinnata subsp. glabra (8 revisions)
- Sorbus sect. Sorbus (8 revisions)
- Erythranthe thermalis (8 revisions)
- Elliottia (8 revisions)
- Sedum stenopetalum var. monanthum (8 revisions)
- Symphyotrichum lanceolatum var. hesperium (8 revisions)
- Erythranthe cinnabarina (8 revisions)
- Dimorphocarpa candicans (8 revisions)
- Brassica (8 revisions)
- Gnaphalium palustre (8 revisions)
- Artemisia papposa (8 revisions)
- Castilleja kerryana (8 revisions)
- Scilla (8 revisions)
- Uropappus lindleyi (8 revisions)
- Calochortus kennedyi (8 revisions)
- Aletris aurea (8 revisions)
- Calophyllaceae (8 revisions)
- Calopogon tuberosus var. simpsonii (8 revisions)
- Silene dichotoma (8 revisions)
- Urospermum (8 revisions)
- Cerastium arvense subsp. strictum (8 revisions)
- Bruchia drummondii (8 revisions)
- Dryas alaskensis (8 revisions)
- Loasaceae (8 revisions)
- Centaurea nigrescens (8 revisions)
- Mammillaria meiacantha (8 revisions)
- Atriplex wolfii var. tenuissima (8 revisions)
- Rumex kerneri (8 revisions)
- Pogonatum urnigerum (8 revisions)
- Codriophorus depressus (8 revisions)
- Euonymus obovatus (8 revisions)
- Ctenidium schofieldii (8 revisions)
- Zigadenus virescens (8 revisions)
- Elodea canadensis (8 revisions)
- Arecaceae subfam. Ceroxyloideae (8 revisions)
- Xyris (8 revisions)
- Solidago rigida subsp. humilis (8 revisions)
- Tetraneuris ivesiana (8 revisions)
- Salix pulchra (8 revisions)
- Lasthenia platycarpha (8 revisions)
- Blennosperma nanum (8 revisions)
- Pentachaeta fragilis (8 revisions)
- Dieteria canescens var. sessiliflora (8 revisions)
- Deinandra paniculata (8 revisions)
- Chrysopsis linearifolia subsp. linearifolia (8 revisions)
- Verbesina heterophylla (8 revisions)
- Coreopsis nuecensis (8 revisions)
- Howelliella ovata (8 revisions)
- Liatris cylindracea (8 revisions)
- Streptanthus insignis (8 revisions)
- Rhytidiadelphus squarrosus (8 revisions)
- Physaria carinata subsp. carinata (8 revisions)
- Calymperes pallidum (8 revisions)
- Pseudoditrichum (8 revisions)
- Carex sect. Hymenochlaenae (8 revisions)
- Barbula convoluta var. convoluta (8 revisions)
- Euphorbia acuta (8 revisions)
- Synthyris lanuginosa (8 revisions)
- Cucumis dipsaceus (8 revisions)
- Rhynchospora chapmanii (8 revisions)
- Carex amplectens (8 revisions)
- Crataegus prona (8 revisions)
- Eucnide lobata (8 revisions)
- Penstemon angustifolius var. angustifolius (8 revisions)
- Penstemon metcalfei (8 revisions)
- Rosa sect. Gallicae (8 revisions)
- Symplocos (8 revisions)
- Abutilon hypoleucum (8 revisions)
- Saxifraga (8 revisions)
- Scirpus (8 revisions)
- Aronia (8 revisions)
- Erythranthe brachystylis (8 revisions)
- Kalmia latifolia (8 revisions)
- Sedum havardii (8 revisions)
- Symphyotrichum rhiannon (8 revisions)
- Erythranthe latidens (8 revisions)
- Gaultheria humifusa (8 revisions)
- Cakile lanceolata subsp. fusiformis (8 revisions)
- Gamochaeta pensylvanica (8 revisions)
- Anthemis arvensis (8 revisions)
- Linaria purpurea (8 revisions)
- Brodiaea insignis (8 revisions)
- Calochortus weedii (8 revisions)
- Allium validum (8 revisions)
- Hypericum prolificum (8 revisions)
- Basiphyllaea corallicola (8 revisions)
- Silene hookeri (8 revisions)
- Cerastium glomeratum (8 revisions)
- Ceratodon heterophyllus (8 revisions)
- Cercocarpus montanus (8 revisions)
- Oxalis hispidula (8 revisions)
- Gazania (8 revisions)
- Phytolacca acinosa (8 revisions)
- Rumex maritimus (8 revisions)
- Timmia megapolitana subsp. megapolitana (8 revisions)
- Scouleriaceae (8 revisions)
- Ceanothus tomentosus var. olivaceus (8 revisions)
- Homomallium mexicanum (8 revisions)
- Cycloloma atriplicifolium (8 revisions)
- Salix lasiandra var. lasiandra (8 revisions)
- Juncus subg. Juncus (8 revisions)
- Nestotus macleanii (8 revisions)
- Psilostrophe tagetina (8 revisions)
- Rudbeckia amplexicaulis (8 revisions)
- Ionactis (8 revisions)
- Erigeron tenellus (8 revisions)
- Xylorhiza cognata (8 revisions)
- Holocarpha obconica (8 revisions)
- Pityopsis aspera var. adenolepis (8 revisions)
- Phoebanthus tenuifolius (8 revisions)
- Coreocarpus arizonicus (8 revisions)
- Aureolaria grandiflora (8 revisions)
- Liatris tenuis (8 revisions)
- Salix turnorii (8 revisions)
- Claopodium crispifolium (8 revisions)
- Physaria dornii (8 revisions)
- Orthotrichum strangulatum (8 revisions)
- Pohlia crudoides (8 revisions)
- Carex castanea (8 revisions)
- Didymodon rigidulus var. subulatus (8 revisions)
- Mortonia (8 revisions)
- Torenia (8 revisions)
- Sidalcea malviflora subsp. rostrata (8 revisions)
- Cladium jamaicense (8 revisions)
- Carex suberecta (8 revisions)
- Crataegus pruinosa var. magnifolia (8 revisions)
- Tragia jonesii (8 revisions)
- Bontia (8 revisions)
- Penstemon procerus var. tolmiei (8 revisions)
- Rosa glauca (8 revisions)
- Diapensia obovata (8 revisions)
- Alcea rugosa (8 revisions)
- Saxifraga chrysantha (8 revisions)
- Bulbostylis ciliatifolia var. coarctata (8 revisions)
- Erysimum perenne (8 revisions)
- Cotoneaster transens (8 revisions)
- Diplacus johnstonii (8 revisions)
- Empetrum eamesii (8 revisions)
- Sedum laxum var. eastwoodiae (8 revisions)
- Symphyotrichum foliaceum var. apricum (8 revisions)
- Vaccinium parvifolium (8 revisions)
- Crambe maritima (8 revisions)
- Logfia depressa (8 revisions)
- Soliva sessilis (8 revisions)
- Castilleja minor var. exilis (8 revisions)
- Dichelostemma congestum (8 revisions)
- Phytolacca americana var. americana (8 revisions)
- Uvularia (8 revisions)
- Allium howellii var. howellii (8 revisions)
- Hypericum apocynifolium (8 revisions)
- Prosthechea cochleata var. triandra (8 revisions)
- Cerastium viride (8 revisions)
- Ditrichum montanum (8 revisions)
- Rosaceae subfam. Amygdaloideae (8 revisions)
- Elephantopus nudatus (8 revisions)
- Polygonella macrophylla (8 revisions)
- Encalypta ciliata (8 revisions)
- Sphagnum jensenii (8 revisions)
- Arceuthobium campylopodum subsp. abietinum (8 revisions)
- Mentzelia pectinata (8 revisions)
- Hypnum fauriei (8 revisions)
- Dysphania graveolens (8 revisions)
- Hesperoyucca (8 revisions)
- Warnstorfia (8 revisions)
- Tradescantia hirsutiflora (8 revisions)
- Stenotus lanuginosus var. andersonii (8 revisions)
- Eupatorium album var. subvenosum (8 revisions)
- Salix sect. Mexicanae (8 revisions)
- Eriophyllum congdonii (8 revisions)
- Baccharis malibuensis (8 revisions)
- Erigeron grandiflorus (8 revisions)
- Oönopsis wardii (8 revisions)
- Hemizonia congesta subsp. luzulifolia (8 revisions)
- Croptilon rigidifolium (8 revisions)
- Parthenium (8 revisions)
- Cosmos caudatus (8 revisions)
- Liatris pauciflora var. pauciflora (8 revisions)
- Thelypodium flexuosum (8 revisions)
- Leskeella (8 revisions)
- Physaria geyeri subsp. geyeri (8 revisions)
- Ulota hutchinsiae var. rufescens (8 revisions)
- Pohlia camptotrachela (8 revisions)
- Carex petricosa var. petricosa (8 revisions)
- Didymodon vinealis var. vinealis (8 revisions)
- Dalechampia scandens (8 revisions)
- Sidalcea sparsifolia (8 revisions)
- Scleria ciliata var. elliottii (8 revisions)
- Carex molesta (8 revisions)
- Crataegus eximia (8 revisions)
- Rhamnaceae (8 revisions)
- Penstemon tenuiflorus (8 revisions)
- Rosa woodsii subsp. arizonica (8 revisions)
- Halesia diptera (8 revisions)
- Anoda reticulata (8 revisions)
- Saxifraga rivularis subsp. rivularis (8 revisions)
- Cyperus lecontei (8 revisions)
- Dioscorea alata (8 revisions)
- Braya humilis subsp. porsildii (8 revisions)
- Cotoneaster lucidus (8 revisions)
- Diplacus cusickioides (8 revisions)
- Harrimanella hypnoides (8 revisions)
- Phedimus aizoon (8 revisions)
- Baccharis dioica (8 revisions)
- Vaccinium hirsutum (8 revisions)
- Raphanus (8 revisions)
- Stylocline psilocarphoides (8 revisions)
- Ismelia carinata (8 revisions)
- Castilleja pallescens var. pallescens (8 revisions)
- Bloomeria crocea (8 revisions)
- Microseris douglasii subsp. platycarpha (8 revisions)
- Cistanthe monandra (8 revisions)
- Pleea tenuifolia (8 revisions)
- Allium tuolumnense (8 revisions)
- Hypericum hypericoides subsp. multicaule (8 revisions)
- Trillium discolor (8 revisions)
- Rosaceae tribe Amygdaleae (8 revisions)
- Vernonia lindheimeri (8 revisions)
- Atriplex acanthocarpa var. acanthocarpa (8 revisions)
- Fallopia japonica var. japonica (8 revisions)
- Brachydontium (8 revisions)
- Ivesia longibracteata (8 revisions)
- Cissus (8 revisions)
- Oxalis trilliifolia (8 revisions)
- Hypnum revolutum var. ravaudii (8 revisions)
- Agave schottii var. treleasei (8 revisions)
- Triglochin palustris (8 revisions)
- Fendlera rupicola (8 revisions)
- Brachytheciastrum delicatulum (8 revisions)
- Draba grayana (8 revisions)
- Sagittaria papillosa (8 revisions)
- Thrinax morrisii (8 revisions)
- Salix purpurea (8 revisions)
- Eriophyllum confertiflorum var. tanacetiflorum (8 revisions)
- Gymnosperma glutinosum (8 revisions)
- Erigeron peregrinus var. peregrinus (8 revisions)
- Pyrrocoma crocea var. genuflexa (8 revisions)
- Anisocarpus (8 revisions)
- Heterotheca sessiliflora subsp. bolanderi (8 revisions)
- Melanthera angustifolia (8 revisions)
- Bidens aurea (8 revisions)
- Euphorbiaceae Illustrations (8 revisions)
- Liatris ligulistylis (8 revisions)
- Thelypodium rollinsii (8 revisions)
- Pseudoleskea radicosa var. radicosa (8 revisions)
- Physaria hitchcockii subsp. confluens (8 revisions)
- Hedwigia (8 revisions)
- Cinclidium arcticum (8 revisions)
- Carex hirsutella (8 revisions)
- Didymodon tophaceus (8 revisions)
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