| Calochortus howellii | |
|---|---|
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Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Order: | Liliales |
| Family: | Liliaceae |
| Genus: | Calochortus |
| Species: | C. howellii
|
| Binomial name | |
| Calochortus howellii | |
Calochortus howellii, or Howell's mariposa lily, is a rare North American species of flowering plants in the lily family, found only in Josephine and Curry Counties in south-western Oregon.[1][2][3][4]
Calochortus howellii is a bulb-forming perennial with straight stems up to 40 cm tall. Petals are white or pale yellow with purple hairs on the petals.[5] It grows on serpentine outcrops at lower or middle elevations.[6]
- ^ Gerritsen, M.E. & Parsons, R. (2007). Calochortus: Mariposa lilies & their relatives: 1-232. Timber press, Inc. Portland, U.S.A.
- ^ Kew World Checklist of Selected Plant Families
- ^ Watson, Sereno 1888. Proceedings of the American Academy of Arts and Sciences 23(2): 266–267
- ^ Biota of North America Program 2014 county distribution map
- ^ Flora of North America, Vol. 26 Page 129 Calochortus howellii S. Watson
- ^ "Calochortus howellii". explorer.natureserve.org.