Taxon  Report   11033 
Polygonum austiniae  Greene
Rebecca austin's knotweed
Polygonum austiniae, a dicot, is an annual herb that is native to California.
 

 Interactive Distribution Map 


 Observation Hotline 
 (observation details + photos)



 Distribution by County 

 Plant Characteristics
 and Associations



Bloom Period
Wetlands:Usually occurs in non wetlands, but occasionally found in wetlands [U.S. Fish & Wildlife Service.]
Family: POLYGONACEAE  
Genus: Polygonum
Add an Observation of  Polygonum austiniae
Name Status:
Accepted by TJM2
PLANTS: accepted name: Polygonum douglasii ssp. austiniae
Other Names:
(according to)

TJM2: Polygonum douglasii ssp. austiniae
 Information about  Polygonum austiniae  from other sources:
USDA PLANTS Profile (PODOA2)

Nursery availability and horticultural info on CNPLX

Photos on CalPhotos / Flickr / Google Images

website references on Google

Jepson eFlora (TJM2)

Records from the Consortium of California Herbaria

Search efloras.org (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

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]. 2014. Berkeley, California: The Calflora Database [a non-profit organization].
Available: http://www.calflora.org/   (Accessed: Aug 20, 2014).

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

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