Taxon  Report   8497 
Senecio squalidus  L.
Oxford ragwort
Senecio squalidus
© 2007 Dr. Amadej Trnkoczy
Click on a photo to see it bigger.
Senecio squalidus, a dicot, is a perennial herb that is not native to California.

Interactive Distribution Map

Observation Hotline
(observation details + photos)

point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations
Senecio squalidus
© 2007 Dr. Amadej Trnkoczy
Genus: Senecio
escaped cultivar
Toxicity: MINOR, DERMATITIS   [California Poison Control System 2010]    
Name Status:
Accepted by PLANTS
More information about  Senecio squalidus
Photos on CalPhotos / Google Images

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)


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]. 2016. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Oct 21, 2016).

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