Polygonum polygaloides ssp. confertiflorum
close-flowered knotweed
WTU specimens
Other herbaria

Distribution: East of the Cascades, Grant and Kittitas Counties, Washington, to California, east to Montana

Habitat: Meadows, vernal pools and dry open ground, lowlands to mid-elevations in the mountains

Flowers: May - July

Origin: Native

Conservation Status: Not of concern

Description:

[none provided]


Accepted Name:
Polygonum polygaloides Meisn. ssp. confertiflorum (Nutt. ex Piper) J.C. Hickman
Publication: MadroƱo. 31: 251. 1984. 1984.

Synonyms & Misapplications:
Polygonum confertiflorum Nutt. ex Piper [HC]
Polygonum kelloggii Greene var. confertiflorum (Nutt. ex Piper) Dorn
Polygonum watsonii Small [HC]
Additional Resources:

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

WA Flora Checklist: Polygonum polygaloides ssp. confertiflorum checklist entry.

E-Flora BC: Polygonum polygaloides ssp. confertiflorum atlas page.

CalPhotos: Polygonum polygaloides ssp. confertiflorum photos.

USDA Plants: Polygonum polygaloides ssp. confertiflorum information.

9 photographs:
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