| Enceliopsis nudicaulis | |
|---|---|
 | |
| Enceliopsis nudicaulis var. corrugata | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Tribe: | Heliantheae |
| Genus: | Enceliopsis |
| Species: | E. nudicaulis |
| Binomial name | |
| Enceliopsis nudicaulis | |
| Synonyms [1] | |
| |
Enceliopsis nudicaulis is a North American species of flowering plants in the family Asteraceae known by the common name nakedstem sunray, or naked-stemmed daisy. [2]
E. nudicaulis is a perennial herb growing up to 45 centimeters (18 inches) tall from a woody caudex fringed with gray-green hairy leaves. [3] The leaves are oval and up to 6.5 cm (2+1⁄2 in) long and wide. [4] [3]
Blooming from May to August, [3] the inflorescence is a solitary flower head atop a tall, erect peduncle. The flower head is 7.5–10 cm (3–4 in); [3] it has a base made up of three layers of densely woolly, pointed phyllaries. It has a fringe of approximately 21 yellow ray florets each 2 to 4 cm (3⁄4 to 1+1⁄2 in) long. The fruit is a hairy achene about 1 cm in length. [4]
There are two recognized varieties of this species: [4]
Enceliopsis nudicaulis is native to the western United States: Idaho, Colorado, Utah, Nevada, Arizona, and California including the Inyo Mountains–White Mountains and sky islands the Mojave Desert in California. [9] It grows in desert, plateau, and montane habitats. [2]
It is sometimes used as an ornamental plant in dry areas. [3]
Media related to Enceliopsis nudicaulis at Wikimedia Commons