Wyethia arizonica
| Arizona mule's ears | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae |
| (unranked): | Angiosperms |
| (unranked): | Eudicots |
| (unranked): | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Wyethia |
| Species: | W. angustifolia |
| Binomial name | |
| Wyethia arizonica A. Gray | |
Wyethia arizonica, Arizona mule's ears, is a plant species native to Arizona, Colorado, New Mexico and Utah. It grows in meadows in coniferous forests at elevations of 600-3000 m (2000-10,000 feet).[1]
Wyethia arizonica is a perennial herb with a large taproot, the shoot up to 100 cm (40 inches) tall. Leaves are elliptic to lanceolate, up to 30 cm (12 inches) long. Flower heads are 1-4 per plant, with yellow flowers.[2][3][4]
References
- ↑ Flora of North America v 21 p 103.
- ↑ Gray, Asa. Notes on Compositae and characters of certain genera and species, etc. Proceedings of the American Academy of Arts and Sciences 8: 631-661. 1873.
- ↑ Cronquist, A.J. 1994. Asterales. 5: 1–496. In A.J. Cronquist, A. H. Holmgren, N. H. Holmgren, J. L. Reveal & P. K. Holmgren (eds.) Intermountain Flora. Hafner Pub. Co., New York.
- ↑ Weber, W. A. 1946. A taxonomic and cytological study of the genus Wyethia, family Compositae, with notes on the related genus Balsamorhiza. American Midland Naturalist 35: 400–452.