Sidalcea oregana ssp. valida Calflora

Distribution by County 7580

Sidalcea oregana (Torr. & A. Gray) A. Gray ssp. valida (Greene) C. L. Hitchc.

Kenwood marsh checkerbloom

Sidalcea oregana ssp. valida is a perennial herb (rhizomatous) 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


Sonoma: 12

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: 04/02/2025).