Taxon  Report   7501 
Senecio hydrophilus  Nutt.
Alkali marsh ragwort,  Water groundsel, Water ragwort
Senecio hydrophilus
© 2008 John Dittes
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Senecio hydrophilus
© 2002 Steve Matson
Senecio hydrophilus, 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.

Interactive Distribution Map

Observation Hotline
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Plant Characteristics
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Bloom Period
Senecio hydrophilus
© 2008 John Dittes
Genus: Senecio
Freshwater Wetlands, Yellow Pine Forest, Red Fir Forest, Chaparral, wetland-riparian
Habitat: freshwater-marsh [Walker]
Wetlands:Occurs almost always under natural conditions in wetlands [U.S. Fish & Wildlife Service.]
Toxicity: MINOR, DERMATITIS   [California Poison Control System 2010]    
Distribution by County 

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

PLANTS: Senecio sandvicensis
More information about  Senecio hydrophilus
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]. 2016. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Oct 27, 2016).

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