Distribution: Occurring on both sides of the Cascades crest in Washington; Yukon Territory to California, east across North America to the Atlantic.
Habitat: Range of habitats from riverbanks, stream edges, meadows, open hillsides, roadsides and wastelots; often associated with some type of disturbance.
Flowers: May-July
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Wind
[none provided]
PNW Herbaria: Specimen records of Rumex salicifolius var. triangulivalvis in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Rumex salicifolius var. triangulivalvis checklist entry
OregonFlora: Rumex salicifolius var. triangulivalvis information
E-Flora BC: Rumex salicifolius var. triangulivalvis atlas page
CalPhotos: Rumex salicifolius var. triangulivalvis photos