Calflora, a 501c3 non-profit
Distribution by County   7551    
Sidalcea calycosa  M. E. Jones  ssp. rhizomata  (Jeps.) Munz
Point reyes checkerbloom,   Pt. reyes checkerbloom,   Pt. reyes sidalcea
Sidalcea calycosa ssp. rhizomata is a perennial herb (rhizomatous) that is native to California, and endemic (limited) to California.
California Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and elsewhere).   CNDDB
Record Count by County

Del Norte: 1 Marin: 33 Mendocino: 16 Sonoma: 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]. 2022. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: 12/10/2022).