Taxon  Report   6768 
Polygonum polygaloides  Meisn.  ssp. kelloggii  (Greene) J. C. Hickman
Kellogg's knotweed
Polygonum polygaloides ssp. kelloggii
© 2009 Keir Morse
More photos from
CalPhotos / Calflora
Polygonum polygaloides ssp. kelloggii
© 2009 Keir Morse
Polygonum polygaloides ssp. kelloggii
© 2011 Mary Winter
Polygonum polygaloides ssp. kelloggii, a dicot, is an annual herb that is native to California and is also found outside of California, but is confined to western North America.

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Plant Characteristics
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Bloom Period
Polygonum polygaloides ssp. kelloggii
© 2010 Steve Matson
Genus: Polygonum
Parent Record Polygonum polygaloides
Sagebrush Scrub, Lodgepole Forest, Subalpine Forest, Alpine Fell-fields, wetland-riparian
Wetlands: Occurs usually in wetlands, occasionally in non wetlands
Distribution by County 

Add an Observation of  Polygonum polygaloides ssp. kelloggii

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

ICPN + PLANTS: Polygonum kelloggii
PLANTS: Polygonum unifolium
More information about  Polygonum polygaloides ssp. kelloggii
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on CalPhotos / Google Images
Photos on

Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


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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:   (Accessed: Jun 22, 2018).

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