Taxon  Report   6016 
Oxalis pes-caprae  L.
Bermuda buttercup,  Sourgrass
Oxalis pes-caprae
© 2009 Thomas Stoughton
Click on a photo to see it bigger.
Oxalis pes-caprae
© 2009 Barry Rice
Oxalis pes-caprae
© 2005 Luigi Rignanese
Oxalis pes-caprae, a dicot, is a perennial herb that is not native to California; it was introduced from elsewhere and naturalized in the wild. Cal-IPC rating: moderate

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Oxalis pes-caprae
© Jo-Ann Ordano 2005 California Academy of Sciences
Genus: Oxalis
agricultural weed
Habitat: disturbed
Name Status:
Accepted by TJM2 + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Bolboxalis cernua
PLANTS: Oxalis cernua
More information about  Oxalis pes-caprae
Photos on CalPhotos / Google Images

Bay Nature:  ... a weed native to South Africa that was transplanted to California early in the 1900s, ... Oxalis crowds out native wildflowers for light and space, and prevents other plants from gaining a foothold in the land.

UC Integrated Pest Management Weed Photo Gallery
(profile of this plant as an agricultural weed)

Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)


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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: Feb 24, 2018).

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