Taxon  Report   7501    
Senecio hydrophilus  Nutt.
Alkali marsh ragwort,  Water groundsel, Water ragwort
Senecio hydrophilus
© 2008 John Dittes
Photos from
CalPhotos / Calflora
Senecio hydrophilus
© 2002 Steve Matson
Senecio hydrophilus, a dicot, is a perennial herb that is native to California, is also found outside of California, but is confined to western North America.

Interactive Distribution Map

Observation Hotline
(observation details)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Senecio hydrophilus
© 2008 John Dittes
Genus: Senecio
Communities: Freshwater Wetlands, Yellow Pine Forest, Red Fir Forest, Chaparral, wetland-riparian


Wetlands: Occurs in wetlands

Habitat: freshwater-marsh

Name Status:
Accepted by JEF + PLANTS

Alternate Names:
PLANTS: Senecio sandvicensis
ICPN: Senecio hydrophilus var. pacificus
More information about  Senecio hydrophilus
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


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]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Jan 21, 2019).