Erysimum arenicola
| Cascade wallflower | |
|---|---|
| Erysimum arenicola blooms in ridge-top meadows (pictured) and rocky and gravelly ridges and outcrops from 900 to 2200 m elevation.[1][2] | |
| Scientific classification  | |
| Kingdom: | Plantae | 
| Clade: | Tracheophytes | 
| Clade: | Angiosperms | 
| Clade: | Eudicots | 
| Clade: | Rosids | 
| Order: | Brassicales | 
| Family: | Brassicaceae | 
| Genus: | Erysimum | 
| Species: | E. arenicola 
 | 
| Binomial name | |
| Erysimum arenicola | |
| Synonyms[3] | |
  | |
Erysimum arenicola, the Cascade wallflower, is a plant species native to British Columbia, Washington and Oregon. It is found at high elevations from 900 to 2200 m in the Cascade and Olympic Mountains as well as on Vancouver Island.[2]
Erysimum arenicola is a perennial herb up to 30 cm tall. Leaves are narrow, up to 8 cm long. Flowers are yellow, borne in a raceme. Fruits are narrow and elongated, up to 10 cm long, straight or twisted, strongly torulose (= much narrower in between seeds) giving a lumpy appearance along the length of the mature fruit (silique). [2][4][5][6]
References
- ^ Sullivan, Steven. K. (2013). "Erysimum arenicola". Wildflower Search. Retrieved July 19, 2014.
 - ^ a b c Flora of North America v 7 p 536.
 - ^ Tropicos
 - ^ Watson, Sereno. 1891. Proceedings of the American Academy of Arts and Sciences 26: 124
 - ^ photo of isotype of Erysimum arenicola at Missouri Botanical Garden
 - ^ Hitchcock, C. H., A.J. Cronquist, F. M. Ownbey & J. W. Thompson. 1984. Salicaceae to Saxifragaceae. Part II: 1–597. In C. L. Hitchcock Vascular Plants of the Pacific Northwest. University of Washington Press, Seattle.
 
External links
 Media related to Erysimum arenicola at Wikimedia Commons