Taxon  Report   9793    
Centromadia pungens  (Hook. & Arn.) Greene
Common spikeweed,  Common tarweed
Centromadia pungens
© 2009 John Dittes
Photos from
CalPhotos / Calflora
Centromadia pungens
© 2008 Benjamin Smith
Centromadia pungens
© 2009 Neal Kramer
Centromadia pungens, a dicot, is an annual herb that is native to California, is endemic (limited) to California.

Interactive Distribution Map

Observation Hotline
(observation details)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Centromadia pungens
© 2015 Debra L. Cook
Genus: Centromadia
Subspecies and Varieties:
Communities: wetland-riparian

Arid West: Equally likely to occur in wetlands and non wetlands
Mountains, Valleys and Coast: Occurs in non wetlands

Name Status:
Accepted by JEF + PLANTS

Alternate Names:
ICPN: Hemizonia pungens
More information about  Centromadia pungens
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


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 19, 2019).