Caulanthus sp.
Jewelflower, Jewelflower
(c) Annie's Annuals & Perennials, some rights reserved (CC BY) · licence
Family: Brassicaceae · Type: Perennial · Variable; species dependent
Caulanthus sp. (Jewelflower) is a non-native California perennial in the Brassicaceae family.
How to tell it apart
vs Streptanthus: Seed pods are cylindrical and round versus flattened blade-like pods in Streptanthus.; vs Sisymbrium: Petals are distinctively crinkled and papery versus smooth petals in Sisymbrium.; vs Hirschfeldia: Young pods reflex sharply downward versus pointing upward or outward.; vs Boechera: Pods reflex downward and contain wingless seeds versus erect pods with winged seeds.; vs Brassica: Young seed pods bend sharply downward versus pointing upward in Brassica.
Frequently asked questions
Is Caulanthus sp. native to California?
No. Caulanthus sp. is not native to California (recorded as variable; species dependent).
What plant family does Caulanthus sp. belong to?
Caulanthus sp. is in the Brassicaceae family, genus Caulanthus.
Related species
Other California species in the same genus, family, or bioregion.
- Caulanthus amplexicaulis — Clasping leaved caulanthus
- Caulanthus amplexicaulis var. barbarae — Santa Barbara Jewelflower
- Caulanthus anceps — Lemmon's mustard
- Caulanthus californicus — California jewelflower
- Caulanthus cooperi — Cooper caulanthus
- Caulanthus coulteri — Coulter's jewel flower
- Chorispora sp.
- Chorispora tenella — Crossflower
- Cochlearia groenlandica — Greenland cochlearia
- Cochlearia sp. — Scurvygrass
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.