Calflora, a 501c3 non-profit
Distribution by County   9942    
Erysimum capitatum  (Hook.) Greene  var. angustatum  (Greene) Rossbach
Contra costa wallflower
Erysimum capitatum var. angustatum is a perennial herb that is native to California, and endemic (limited) to California.
California Rare Plant Rank: 1B.1 (rare, threatened, or endangered in CA and elsewhere).
State of California status: Endangered. Federal status: Endangered.
Record Count by County

Contra Costa: 21 Solano: 2

Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2023. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: 05/27/2023).