Taxon  Report   7555    
Sidalcea hartwegii  A. Gray
Hartweg sidalcea,  Hartweg's checkerbloom, Valley checkerbloom
Sidalcea hartwegii
© 2009 Ron Wolf
Photos from
CalPhotos / Calflora
Sidalcea hartwegii
© 2013 Jean Pawek
Sidalcea hartwegii
© 2005 Christopher L. Christie
Sidalcea hartwegii, a dicot, is an annual herb that is native to California, is endemic (limited) to California.

Interactive Distribution Map

Observation Hotline
(observation details)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Sidalcea hartwegii
© 2015 John Doyen
Genus: Sidalcea
Communities: Valley Grassland, Northern Oak Woodland, Foothill Woodland

Serpentine affinity: 1.6; (weak indicator)

Name Status:
Accepted by JEF + PLANTS

More information about  Sidalcea hartwegii
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


Search the International Plants Names Index

Search (Flora of North America)

website references from Google

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]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Jan 23, 2019).