Taxon  Report   6767 
Polygonum polygaloides  Meissner  ssp. esotericum  (Wheeler) J. Hickman
Modoc County knotweed, whitemargin knotweed
Polygonum polygaloides ssp. esotericum, a dicot, is an annual herb that is native to California and is found only slightly beyond California borders.

It is included in the CNPS Inventory of Rare and Endangered Plants on list 1B.1 (rare, threatened, or endangered in CA and elsewhere).   7th Edition  /  8th Edition

 

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 Distribution by County 


© 2013 Jake Ruygt

© 2000 Robert E. Preston, Ph.D.
 Plant Characteristics
 and Associations



Bloom Period
Communities: Sagebrush Scrub, Northern Juniper Woodland, Freshwater Wetlands, wetland-riparian
Habitat: vernal-pools [CNPS Inventory]
Wetlands:Occurs almost always under natural conditions in wetlands [U.S. Fish & Wildlife Service.]
Family: POLYGONACEAE  
Genus: Polygonum
Parent Record Polygonum polygaloides.
Add an Observation of Polygonum polygaloides ssp. esotericum
Name Status:
Accepted by TJM2 + PLANTS + JM93
Other Names:
(according to)

CNPS + PLANTS: Polygonum esotericum
 Information about  Polygonum polygaloides ssp. esotericum  from other sources:
Photos on Picasa / Flickr / Google Images

website references on Google

USDA PLANTS Profile (POPOE)

Nursery availability and horticultural info on CNPLX

2012 Jepson Manual Treament from the Jepson Herbarium,
University of California, Berkeley

Original Publication citation. on the International Plants Names Index

Search efloras.org (Flora of North America)

Search the Lady Bird Johnson Wildflower Center Native Plant Database

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 Calif. Herbaria.
[web application]. 2014. Berkeley, California: The Calflora Database [a non-profit organization].
Available: http://www.calflora.org/   (Accessed: Apr 16, 2014).

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

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