Taxon  Report   292    
Ambrosia chamissonis  (Less.) Greene
Beach bur,  Silver beachweed
Ambrosia chamissonis
© 2006 Matt Below
Photos from
CalPhotos / Calflora
Ambrosia chamissonis
© 2018 Andy Jones
Ambrosia chamissonis
© 2012 Neal Kramer
Ambrosia chamissonis, 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
Ambrosia chamissonis
© 2014 Neal Kramer
Genus: Ambrosia
Communities: Coastal Strand

Habitat: coastal

Name Status:
Accepted by JEF + PLANTS

Alternate Names:
ICPN + PLANTS: Ambrosia chamissonis var. bipinnatisecta
PLANTS: Franseria chamissonis ssp. bipinnatisecta
PLANTS: Franseria chamissonis var. bipinnatisecta
. . .
More information about  Ambrosia chamissonis
Nursery / seed vendor availability from CNPLX
This plant is available commercially.
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 20, 2019).