Taxon  Report   7029 
Ranunculus arvensis  L.
Corn buttercup,  Field buttercup
Ranunculus arvensis
© 2015 Barry Breckling
Click on a photo to see it bigger.
Ranunculus arvensis
© 2015 Barry Breckling
Ranunculus arvensis
© 2011 Barry Breckling
Ranunculus arvensis, a dicot, is an annual herb that is not native to California; it was introduced from elsewhere and naturalized in the wild.

Interactive Distribution Map

Observation Hotline
(observation details + photos)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Ranunculus arvensis
© 2011 Barry Breckling
Genus: Ranunculus
weed, characteristic of disturbed places
Habitat: disturbed
Wetlands: Arid West: Occurs usually in non wetlands, occasionally in wetlands
Mountains, Valleys and Coast: Occurs in non wetlands
Toxicity: MINOR, DERMATITIS   [California Poison Control System 2010]    
Distribution by County 

Add an Observation of  Ranunculus arvensis

Name Status:
Accepted by TJM2 + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Ranunculus arvensis var. tuberculatus
More information about  Ranunculus arvensis
Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)


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: Mar 18, 2018).

The information on this page comes from diverse sources. None of the links are sponsored.