Taxon  Report   2043 
Chorizanthe polygonoides  Torrey & A. Gray  var. polygonoides 
Knotweed spineflower
Chorizanthe polygonoides var. polygonoides
© 2012 Aaron Schusteff
CalPhotos: click on a
photo to see it bigger
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 and is endemic (limited) to California.

Interactive Distribution Map


Observation Hotline
(observation details + photos)



point, line, or polygon

Plant Characteristics
and Associations



Bloom Period
Chorizanthe polygonoides var. polygonoides
© 2009 Neal Kramer
Family: POLYGONACEAE  
Genus: Chorizanthe
Parent Record Chorizanthe polygonoides
Wetlands:Occurs in wetlands in another region, but occurs almost always under natural conditions in non wetlands in California [U.S. Fish & Wildlife Service.]
Distribution by County 

Add an Observation of  Chorizanthe polygonoides var. polygonoides

Name Status:
Accepted by TJM2 + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Acanthogonum polygonoides
More information about  Chorizanthe polygonoides var. polygonoides
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Photos on CalPhotos / Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)

USDA PLANTS Profile (CHPOP5)

Search the International Plants Names Index

Search efloras.org (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

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]. 2016. Berkeley, California: The Calflora Database [a non-profit organization].
Available: http://www.calflora.org/   (Accessed: May 25, 2016).

The information on this page comes from diverse sources. None of the links are sponsored.