Taxon  Report   1332    
Calycoseris wrightii  A. Gray
White tackstem
Calycoseris wrightii
© 2004 James M. Andre
Photos from
CalPhotos / Calflora
Calycoseris wrightii
© 2011 Steve Matson
Calycoseris wrightii
© 2010 Neal Kramer
Calycoseris wrightii, a dicot, is an annual 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
Calycoseris wrightii
© 2004 Aaron Schusteff
Genus: Calycoseris
Communities: Creosote Bush Scrub
Name Status:
Accepted by JEF + PLANTS

Alternate Names:
ICPN: Calycoseris wrightii var. californica
More information about  Calycoseris wrightii
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

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 18, 2019).