- Erysimum capitatum
taxobox
name = "Erysimum capitatum"
regnum =Plantae
unranked_divisio =Angiosperms
unranked_classis =Eudicots
unranked_ordo =Rosids
ordo =Brassicales
familia =Brassicaceae
genus = "Erysimum"
species = "E. capitatum"
binomial = "Erysimum capitatum"
binomial_authority = (Dougl. ex Hook.) Greene|"Erysimum capitatum" is a species of
wallflower known commonly as the sanddune wallflower, western wallflower, or prairie rocket. It is a mustard-like plant with thin, erect stems growing from a basal rosette and topped with dense bunches of bright golden, yellow, or tangerine colored flowers, each with four flatpetal s.Seed pod s extend straight out from the stem. Although quite variable in appearance, it is an attractivegarden plant .There are several natural variants of this plant. Each is treated separately, with certain variants considered
endangered species in some areas. For example "Erysimum capitatum" var "angustatum", the Contra Costa wallflower, is an endangered plant in the state ofCalifornia .ubspecies
*"E. c." var. "angustatum" - Contra Costa wallflower
*"E. c." var. "bealianum"
*"E. c." var. "capitatum"
*"E. c." var. "lompocense" - San Luis Obispo wallflower
*"E. c." var. "perenne"
*"E. c." var. "purshii" - Pursh's wallflowerThis species can be found across
North America , but some variants have an extremely narrow distribution, especially in California.External links
* [http://plants.usda.gov/java/profile?symbol=ERCA14 USDA Plants Profile]
* [http://www.missouriplants.com/Others/Erysimum_capitatum_page.html Photos and species account]
* [http://ucjeps.berkeley.edu/cgi-bin/get_JM_treatment.pl?2240,2463,2465 Jepson Manual Treatment]
* [http://calphotos.berkeley.edu/cgi/img_query?query_src=photos_index&where-taxon=Erysimum+capitatum Photo gallery]
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