Taxon  Report   12729    
Parthenium hysterophorus  L.
Santa maria feverfew
Parthenium hysterophorus, a dicot, is a perennial herb that is not native to California. There is a high risk of this plant becoming invasive in California according to Cal-IPC.
Observation Search
(24 records)
one or more occurrences
within a 7.5-minute quadrangle
Genus: Parthenium
Name Status:
Accepted by PLANTS

Alternate Names:
PLANTS: Parthenium lobatum
More information about  Parthenium hysterophorus
Search (Flora of North America)

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Consortium of California Herbaria

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]. 2020. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Feb 25, 2020).