Sidalcea calycosa subsp. rhizomata

(Jepson) Munz ex S. R. Hill

Madroño 56: 106. 2009.

Common names: Point Reyes checkerbloom
Conservation concernEndemic
Basionym: Sidalcea rhizomata Jepson Man. Fl. Pl. Calif., 629. 1925
Treatment appears in FNA Volume 6. Treatment on page 327. Mentioned on page 320, 321.

Phenology: Flowering May–Jul(–Sep).
Habitat: Freshwater and salt marshes near coast
Elevation: 0–30 m


Of conservation concern.

Subspecies rhizomata is known from only a few marshes near the coast in Marin, Mendocino, and Sonoma counties; it is easily distinguished by its relatively large, connate, ciliate bracts and prostrate fleshy rhizomes with scattered leaves and relatively large stipules.

Selected References


Lower Taxa