Streptanthus glandulosus ssp. niger Calflora

Distribution by County 11245

Streptanthus glandulosus Hook. ssp. niger (Greene) Al-Shehbaz, M.S. Mayer & D.W. Taylor

Tiburon jewel-flower

Streptanthus glandulosus ssp. niger is an annual 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


Marin: 68

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]. 2025. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/ (Accessed: 05/16/2025).