| 词条 | Wyethia helenioides |
| 释义 |
|image = Wyethia helenioides.jpg |regnum = Plantae |unranked_divisio = Angiosperms |unranked_classis = Eudicots |unranked_ordo = Asterids |ordo = Asterales |familia = Asteraceae |genus = Wyethia |species = W. helenioides |binomial = Wyethia helenioides |binomial_authority = (DC.) Hutt. [1] |}} Wyethia helenioides is a species of flowering plants in the sunflower family[2] commonly referred to as gray mule's ears or whitehead mule-ears. DistributionThis species occurs chiefly in the California Coast Ranges, Transverse Ranges, Peninsular Ranges, and some areas of the Sierra Nevada foothills in California. DescriptionWyethia helenioides is a short, low growing golden-rayed wildflower, that resemble sunflowers. Typical understory associates in sunny clearings of mixed oak forests in coastal California include Mimulus aurantiacus and Calochortus luteus.[3]Notes1. ^{{ITIS |id=38680 |taxon=Wyethia helenioides}} 2. ^Jepson Manual. 1993 3. ^C. Michael Hogan. 2008 References
External links
4 : Wyethia|Flora of California|Flora of the Sierra Nevada (U.S.)|Natural history of the California chaparral and woodlands |
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