Barbarea sp.
Winter cress, rocket, Rocket
Family: Brassicaceae · Type: Perennial · Variable; species dependent
Barbarea sp. (Winter cress) is a non-native California perennial in the Brassicaceae family.
How to tell it apart
vs Sisymbrium: Upper stems are distinctly angular-ridged versus rounded stems.; vs Brassica: Stem leaves clasp with lobed bases versus non-clasping leaves in Brassica.; vs Mutarda: Found in wet streambank habitats versus drier upland sites.; vs Rorippa: Seeds arranged in one row per pod versus two rows in Rorippa.; vs Erysimum: Stem leaves clasp at base with lobes versus non-clasping entire leaves.
Frequently asked questions
Is Barbarea sp. native to California?
No. Barbarea sp. is not native to California (recorded as variable; species dependent).
What plant family does Barbarea sp. belong to?
Barbarea sp. is in the Brassicaceae family, genus Barbarea.
Related species
Other California species in the same genus, family, or bioregion.
Sources: Jepson eFlora · CalPhotos
Last updated 2026-04-14
Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Cal-IPC, and more.