Taxon  Report   7049    
Ranunculus occidentalis  Nutt.
Western buttercup
Ranunculus occidentalis
© 2008 Steve Matson
Photos from
CalPhotos / Calflora
Ranunculus occidentalis
© 2008 Steve Matson
Ranunculus occidentalis
© 2015 Debra L. Cook
Ranunculus occidentalis, a dicot, is a perennial 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
Ranunculus occidentalis
© 2008 Steve Matson
Communities: Foothill Woodland, Yellow Pine Forest, Coastal Prairie, Red Fir Forest, Lodgepole Forest, wetland-riparian


Arid West: Equally likely to occur in wetlands and non wetlands
Mountains, Valleys and Coast: Occurs usually in wetlands, occasionally in non wetlands

Habitat: meadows

Name Status:
Accepted by JEF + PLANTS

More information about  Ranunculus occidentalis
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 23, 2019).