Taxon  Report   5371 
Marsilea oligospora  Goodd.
Nelson's pepperwort,  Pacific waterclover
Marsilea oligospora
© 2005 Steve Matson
Click on a photo to see it bigger.
Marsilea oligospora
© 2005 Steve Matson
Marsilea oligospora
© 2005 Steve Matson
Marsilea oligospora, a pteridophyte, is a fern 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
and Associations
Marsilea oligospora
© 2003 Steve Matson
Genus: Marsilea
Freshwater Wetlands, wetland-riparian
Habitat: freshwater-marsh, vernal-pools
Wetlands: Occurs in wetlands
Distribution by County 

Add an Observation of  Marsilea oligospora

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

PLANTS: Marsilea vestiva var. oligospora
TJM2: Marsilea vestita var. oligospora
More information about  Marsilea oligospora
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

Original Publication citation (ITIS)


Search the International Plants Names Index

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: Mar 22, 2018).

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