Taxon  Report   7523 
Senecio triangularis  Hook.
Arrow leaved ragwort,  Arrowhead butterweed, Arrowleaf ragwort, Groundsel
Senecio triangularis
© 2008 Chris Winchell
Click on a photo to see it bigger.
Senecio triangularis
© 2004 Steve Matson
Senecio triangularis
© 2004 Larry Blakely
Senecio triangularis, a dicot, is a perennial herb that is native to California and is also found elsewhere in North America and beyond.

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Plant Characteristics
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Senecio triangularis
© 2004 Steve Matson
Genus: Senecio
Yellow Pine Forest, Red Fir Forest, Lodgepole Forest, Subalpine Forest, wetland-riparian
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 

Add an Observation of  Senecio triangularis

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

PLANTS: Senecio gibbsonsii
PLANTS: Senecio triangularis var. angustifolius
More information about  Senecio triangularis
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 26, 2016).

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