Taxon  Report   8075    
Trifolium fucatum  Lindl.
Bull clover,  Sour clover
Trifolium fucatum
© 2014 Al Keuter
Photos from
CalPhotos / Calflora
Trifolium fucatum
© 2009 Margo Bors
Trifolium fucatum
© 2008 Zoya Akulova
Trifolium fucatum, 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
Trifolium fucatum
© 2017 Dee Warenycia
Family: FABACEAE  
Genus: Trifolium
Communities: Yellow Pine Forest, Foothill Woodland, Chaparral, Valley Grassland, (many plant communities), wetland-riparian

Wetlands: Occurs usually in non wetlands, occasionally in wetlands

Serpentine affinity: 1.3; (weak indicator / indifferent)

Name Status:
Accepted by JEF + PLANTS

Alternate Names:
PLANTS: Trifolium flavulum
PLANTS: Trifolium fucatum var. gambelii
PLANTS: Trifolium fucatum var. virescens
. . .
More information about  Trifolium fucatum
Nursery / seed vendor availability from CNPLX
This plant is available commercially.
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 21, 2019).