Calflora
Taxon  Report   8835    
Polygonum hickmanii  H. R. Hinds & Rand. Morgan
Hickman's knotweed
Polygonum hickmanii, a dicot, is an annual herb that is native to California.
California Rare Plant Rank: 1B.1 (rare, threatened, or endangered in CA and elsewhere).   CNPS Inventory

It is listed by the State of California as Endangered and by the Federal Government as 'Endangered '.
Observation Search
(2 records)
one or more occurrences
within a 7.5-minute quadrangle

Bloom Period
Family: POLYGONACEAE  
Genus: Polygonum
Name Status:
Accepted by JEF + CNPS + PLANTS

 
More information about  Polygonum hickmanii
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora

USDA PLANTS Profile (POHI14)

Search efloras.org (Flora of North America)

Landscape information from Calscape

Photos on Google Images

Consortium of California Herbaria


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]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Dec 12, 2019).