Taxon  Report   12106 
Trifolium longipes  Nutt.  ssp. oreganum  (Howell) J. M. Gillett
Oregon clover
Trifolium longipes ssp. oreganum
© 2013 Dana York
More photos from
CalPhotos / Calflora
Trifolium longipes ssp. oreganum
© 1995 Saint Mary's College of California
Trifolium longipes ssp. oreganum, a dicot, is a perennial herb that is native to California and is also found outside of California, but is confined to western North America.

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Plant Characteristics
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Bloom Period
Trifolium longipes ssp. oreganum
© 2013 Dana York
Family: FABACEAE  
Genus: Trifolium
Parent Record Trifolium longipes
Yellow Pine Forest, Red Fir Forest, wetland-riparian
Wetlands: Arid West: Occurs usually in wetlands, occasionally in non wetlands
Mountains, Valleys and Coast: Equally likely to occur in wetlands and non wetlands
AFFINITY to serpentine soil:   4 (broad endemic / strong indicator)   [Safford et al 2005]
Distribution by County 

Add an Observation of  Trifolium longipes ssp. oreganum

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

PLANTS: Trifolium oreganum
PLANTS: Trifolium rusbyi ssp. oreganum
ICPN + PLANTS: Trifolium longipes var. oreganum
More information about  Trifolium longipes ssp. oreganum
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on CalPhotos / Google Images
Jepson eFlora

Records from the Consortium of California Herbaria


Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

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: Jul 22, 2018).

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