View source for Oenothera albicaulis

{{Treatment/ID
|accepted_name=Oenothera albicaulis
|accepted_authority=Pursh
|publications={{Treatment/Publication
|title=Fl. Amer. Sept.
|place=2: 733. 1813
|year=1813
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Anogra albicaulis
|authority=(Pursh) Britton
|rank=species
}} {{Treatment/ID/Synonym
|name=A. bradburiana
|authority=Rydberg
|rank=species
}} {{Treatment/ID/Synonym
|name=A. buffumii
|authority=A. Nelson
|rank=species
}} {{Treatment/ID/Synonym
|name=A. confusa
|authority=Rickett
|rank=species
}} {{Treatment/ID/Synonym
|name=A. ctenophylla
|authority=Wooton & Standley
|rank=species
}} {{Treatment/ID/Synonym
|name=A. perplexa
|authority=Rydberg
|rank=species
}} {{Treatment/ID/Synonym
|name=Oenothera albicaulis var. xanthosperma
|authority=H. Léveillé
|rank=variety
}} {{Treatment/ID/Synonym
|name=O. ctenophylla
|authority=(Wooton & Standley) Tidestrom
|rank=species
}} {{Treatment/ID/Synonym
|name=O. sinuata var. bicolor
|authority=H. Léveillé
|rank=variety
}}
|hierarchy=Onagraceae;Onagraceae subfam. Onagroideae;Onagraceae tribe Onagreae;Oenothera;Oenothera sect. Kleinia;Oenothera albicaulis
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Onagraceae]]</div><div class="higher-taxon"><small>subfamily</small>[[Onagraceae subfam. Onagroideae]]</div><div class="higher-taxon"><small>tribe</small>[[Onagraceae tribe Onagreae]]</div><div class="higher-taxon"><small>genus</small>[[Oenothera]]</div><div class="higher-taxon"><small>section</small>[[Oenothera sect. Kleinia]]</div><div class="higher-taxon"><small>species</small>[[Oenothera albicaulis]]</div></div>
|volume=Volume 10
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs </b>winter-annual, densely strigillose, also sparsely villous; from a taproot. <b>Stems</b> ascending to decumbent, 1–several from base, sometimes unbranched, erect or ascending, 5–30 cm. <b>Leaves</b> in a basal rosette and cauline, 1.5–10 × 0.3–2.5 cm; blade oblanceolate to oblong, margins subentire or coarsely dentate or pinnatifid. <b>Flowers</b> 1–3 opening per day near sunset; buds nodding, weakly quadrangular, without free tips; floral tube 15–30 mm, mouth glabrous; sepals 15–30 mm; petals white, fading pink, usually obcordate, sometimes obovate, (15–)20–35(–40) mm; filaments 11–17 mm, anthers 6–10 mm; style 25–50 mm, stigma exserted beyond anthers at anthesis. <b>Capsules</b> ascending to erect, usually straight, sometimes curved, cylindrical, weakly 4-angled, 20–40 × 3–4 mm, dehiscent 1/2 their length; sessile. <b>Seeds</b> in 2 rows per locule, ellipsoid to subglobose, 0.8–1.5 × 0.5–0.9 mm, surface regularly pitted, pits in longitudinal lines. <b>2n</b> = 14.</span><!--

-->{{Treatment/Body
|phenology=Flowering (Feb–)Mar–Jun(–Dec).
|habitat=Dry, usually sandy flats and slopes.
|elevation=1000–2300 m.
|distribution=Ariz.;Colo.;Idaho;Kans.;Mont.;Nebr.;N.Mex.;N.Dak.;Okla.;S.Dak.;Tex.;Utah;Wyo.;Mexico (Chihuahua;Sonora).
|discussion=<p>Oenothera albicaulis is self-incompatible (W. L. Wagner et al. 2007; K. E. Theiss et al. 2010). Oenothera albicaulis has been reported from southern Nevada, but documentation is needed of its occurrence there.</p><!--
--><p>Anogra pinnatifida Spach, Baumannia pinnatifida Spach, Oenothera pinnatifida Nuttall, O. purshiana Steudel, and O. purshii G. Don are illegitimate names that pertain here.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Oenothera albicaulis
|authority=Pursh
|rank=species
|parent rank=section
|synonyms=Anogra albicaulis;A. bradburiana;A. buffumii;A. confusa;A. ctenophylla;A. perplexa;Oenothera albicaulis var. xanthosperma;O. ctenophylla;O. sinuata var. bicolor
|basionyms=
|family=Onagraceae
|phenology=Flowering (Feb–)Mar–Jun(–Dec).
|habitat=Dry, usually sandy flats and slopes.
|elevation=1000–2300 m.
|distribution=Ariz.;Colo.;Idaho;Kans.;Mont.;Nebr.;N.Mex.;N.Dak.;Okla.;S.Dak.;Tex.;Utah;Wyo.;Mexico (Chihuahua;Sonora).
|reference=None
|publication title=Fl. Amer. Sept.
|publication year=1813
|special status=
|source xml=https://xjsachs2@bitbucket.org/aafc-mbb/fna-data-curation.git/src/e39f0e846f172941159b2045254d62d10d9823f6/coarse_grained_fna_xml/V10/V10_114.xml
|subfamily=Onagraceae subfam. Onagroideae
|tribe=Onagraceae tribe Onagreae
|genus=Oenothera
|section=Oenothera sect. Kleinia
|species=Oenothera albicaulis
}}<!--

-->[[Category:Treatment]][[Category:Oenothera sect. Kleinia]]