Stenotus acaulis
{{Short description|Species of flowering plant}}
{{Speciesbox
| image = Stenotusacaulis.jpg
| status = {{TNCStatus}}
| status_system = TNC
| genus = Stenotus (plant)
| species = acaulis
| authority = Nutt.
}}
Stenotus acaulis is a species of flowering plant in the family Asteraceae known by the common name stemless mock goldenweed.{{PLANTS|id=STAC|taxon=Stenotus acaulis|accessdate=2 December 2015}}
It is native to the western United States, where it grows in rocky soils in sagebrush plateau and mountain habitats.
Description
Stenotus acaulis is a perennial herb usually forming a compact tuft or mat of hairless to hairy and sometimes glandular herbage. The linear to widely lance-shaped leaves are up to {{Convert|5|cm|frac=4}} long with three veins.{{Cite book |last=Spellenberg |first=Richard |url=https://archive.org/details/nationalaudubons00spel/page/395/ |title=National Audubon Society Field Guide to North American Wildflowers: Western Region |publisher=Knopf |year=2001 |isbn=978-0-375-40233-3 |edition=rev |pages=399 |orig-date=1979}}
The inflorescence is a solitary 4-cm flower head or small cluster of a few heads. The flower head contains yellow disc florets and 6–15 yellow ray florets each about 1.5 cm long; the bracts are pointed.
= Similar species =
S. armerioides is similar but the tips of its bracts are round.
References
{{Reflist}}
External links
- [http://www.calflora.org/cgi-bin/species_query.cgi?where-taxon=Stenotus+acaulisCalflora Database: Stenotus acaulis (Stemless mock goldenweed)]
- [http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=5137 Jepson Manual eFlora (TJM2) treatment of Stenotus acaulis]
- [http://plants.usda.gov/plant-profile?symbol=STAC USDA Plants Profile for Stenotus acaulis (stemless mock goldenweed)]
- [http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=220012965 Flora of North America: Stenotus acaulis]
- [http://calphotos.berkeley.edu/cgi/img_query?query_src=photos_index&where-taxon=Stenotus+acaulis UC CalPhotos gallery of Stenotus acaulis]
{{Taxonbar|from=Q7607919}}
Category:Flora of the Western United States
Category:Flora of the Great Basin
Category:Flora of the Sierra Nevada (United States)
Category:Taxa named by Thomas Nuttall
Category:Flora without expected TNC conservation status
{{Astereae-stub}}