Taxon  Report   2767    
Downingia bicornuta  A. Gray
Bristled downingia,  Doublehorn calicoflower
Downingia bicornuta
© 2004 Carol W. Witham
Photos from
CalPhotos / Calflora
Downingia bicornuta
© 2008 Steve Matson
Downingia bicornuta
© 2008 John Dittes
Downingia bicornuta, a dicot, is an annual herb that is native to California, is also found outside of California, but is confined to western North America.

Interactive Distribution Map

Observation Hotline
(observation details)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Downingia bicornuta
© 2018 Cynthia Powell
Genus: Downingia
Subspecies and Varieties:
Communities: Valley Grassland, Foothill Woodland, Yellow Pine Forest, wetland-riparian

Wetlands: Occurs in wetlands

Name Status:
Accepted by JEF + PLANTS

More information about  Downingia bicornuta
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]. 2018. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Dec 16, 2018).