Difference between revisions of "Wyethia helenioides"
Trans. Amer. Philos. Soc., n. s. 7: 353. 1840.
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|place=7: 353. 1840 | |place=7: 353. 1840 | ||
|year=1840 | |year=1840 | ||
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| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=E | ||
| + | |label=Endemic | ||
}} | }} | ||
|basionyms={{Treatment/ID/Basionym | |basionyms={{Treatment/ID/Basionym | ||
|name=Alarconia helenioides | |name=Alarconia helenioides | ||
|authority=de Candolle | |authority=de Candolle | ||
| + | |rank=species | ||
|publication_title=in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. | |publication_title=in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. | ||
|publication_place=5: 537. 1836 | |publication_place=5: 537. 1836 | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Wyethia helenioides | name=Wyethia helenioides | ||
| − | |||
|authority=(de Candolle) Nuttall | |authority=(de Candolle) Nuttall | ||
|rank=species | |rank=species | ||
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|publication title=Trans. Amer. Philos. Soc., n. s. | |publication title=Trans. Amer. Philos. Soc., n. s. | ||
|publication year=1840 | |publication year=1840 | ||
| − | |special status= | + | |special status=Endemic |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V21_239.xml |
|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Ecliptinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Ecliptinae | ||
Latest revision as of 20:10, 5 November 2020
Plants (15–)25–40(–60) cm. Basal leaves: blades (whitish to grayish) oblong-ovate to lance-elliptic, 18–38 cm, margins usually entire, sometimes serrulate or dentate (often undulate), faces densely tomentose to tomentulose (usually gland-dotted as well), glabrescent; cauline leaves (3–6) similar, smaller. Heads usually borne singly (–2+). Involucres hemispheric or broader, 35–60+ mm diam. Phyllaries 16–24, unequal, herbaceous, margins not ciliolate, faces tomentose; outer (30–)40–80+ mm (foliaceous, much surpassing the discs). Ray florets 13–21; laminae 20–35(–50) mm. Cypselae 12–15 mm, distally strigillose. 2n = 38.
Phenology: Flowering (Feb–)Mar–May.
Habitat: Grassy slopes, openings in woodlands
Elevation: 10 –1600(–2000) m
Discussion
Wyethia helenioides grows in the Sierra Nevada foothills and west of the Central Valley, avoiding the fog belt.
Selected References
None.