Calflora
Taxon  Report   2043    
Chorizanthe polygonoides  Torr. & A. Gray  var. polygonoides 
Knotweed spineflower
Chorizanthe polygonoides var. polygonoides
© 2009 Neal Kramer
Photos from
CalPhotos / Calflora
Chorizanthe polygonoides var. polygonoides
© 2009 Neal Kramer
Chorizanthe polygonoides var. polygonoides
© 2011 Neal Kramer
Chorizanthe polygonoides var. polygonoides, 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
Chorizanthe polygonoides var. polygonoides
© 2012 Aaron Schusteff
Name Status:
Accepted by JEF + PLANTS

Alternate Names:
PLANTS: Acanthogonum polygonoides
More information about  Chorizanthe polygonoides var. polygonoides
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on PlantID.net   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation

USDA PLANTS Profile (CHPOP5)

Search the International Plants Names Index

Search efloras.org (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]. 2018. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Dec 16, 2018).