Page author: David Giblin
Polygonum ramosissimum ssp. ramosissimum
bushy knotweed
Specimens
Photos

Distribution: Occurring chiefly east of the Cascades crest in Washington; British Columbia to California, east across North America to the Atlantic Coast.

Habitat: Shores and disturbed ground.

Flowers: July-September

Origin: Native

Conservation Status: Not of concern

Description:

[none provided]


Accepted Name:
Polygonum ramosissimum Michx. ssp. ramosissimum
Publication: Fl. Bor.-Amer. 1: 237. 1803.

Synonyms & Misapplications:
Polygonum atlanticum (B.L. Rob.) E.P. Bicknell
Polygonum exsertum Small [HC]
Polygonum interior Brenckle
Polygonum latum Small ex Rydb.
Polygonum leptocarpum B.L. Rob.
Polygonum stevensii Brenckle
Polygonum triangulum E.P. Bicknell
Additional Resources:

PNW Herbaria: Specimen records of Polygonum ramosissimum ssp. ramosissimum in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Polygonum ramosissimum ssp. ramosissimum checklist entry

OregonFlora: Polygonum ramosissimum ssp. ramosissimum information

E-Flora BC: Polygonum ramosissimum ssp. ramosissimum atlas page

CalPhotos: Polygonum ramosissimum ssp. ramosissimum photos

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