| 词条 | Hymenoxys helenioides |
| 释义 |
| name = Hymenoxys helenioides | regnum = Plantae | unranked_divisio = Angiosperms | unranked_classis = Eudicots | unranked_ordo = Asterids | ordo = Asterales | familia = Asteraceae | genus = Hymenoxys | species = H. helenioides | binomial = Hymenoxys helenioides | binomial_authority = (Rydb.) Cockerell 1904 | synonyms_ref = [1] | synonyms = {{collapsible list | bullets = true | title=Synonymy | Actinea helenioides (Rydb.) S.F.Blake | Dugaldia helenioides (Rydb.) A.Nelson | Picradenia helenioides Rydb. 1901 }}Hymenoxys helenioides is a North American species of flowering plant in the daisy family known by the common name intermountain rubberweed . It is native to Arizona, Utah, Colorado, and New Mexico in the western United States.[2]Hymenoxys helenioides is a perennial herb up to {{convert|50|cm|in|abbr=on}} tall. One plant generally produces as many as 50 flower heads. Each head has 10–16 ray flowers and 50–150 disc flowers.[3] References1. ^The Plant List, Hymenoxys helenioides (Rydb.) Cockerell 2. ^Biota of North America Program 2014 distribution map 3. ^Flora of North America, Hymenoxys helenioides (Rydberg) Cockerell, 1904. Intermountain rubberweed External links{{Taxonbar|from=Q15588255}}{{Asteraceae-stub}} 3 : Hymenoxys|Flora of the Western United States|Plants described in 1901 |
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