Distribution: Occurring east of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains and northern Great Plains.
Habitat: Meadows, vernal pools and dry open ground, lowlands to mid-elevations in the mountains
Flowers: May July
Origin: Native
Growth Duration: Annual
Conservation Status: Not of concern
Pollination: Bees, flies
[none provided]
Publication: Madroño. 31: 251. 1984.
Polygonum kelloggii Greene var. confertiflorum (Nutt. ex Piper) Dorn
Polygonum watsonii Small [HC]
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.
OregonFlora: Polygonum polygaloides ssp. confertiflorum information.
E-Flora BC: Polygonum polygaloides ssp. confertiflorum atlas page.
CalPhotos: Polygonum polygaloides ssp. confertiflorum photos.
USDA Plants: Polygonum polygaloides ssp. confertiflorum information.
