Distribution: Occurring in the southeastern region in Washington; southeastern Washington to northeastern Oregon, east to adjacent Idaho.
Habitat: Dry hillsides, meadowlands, and forest openings.
Flowers: May-August
Origin: Native
Conservation Status: Review Group 1 in Washington (WANHP)
[none provided]
PNW Herbaria: Specimen records of Trifolium plumosum var. amplifolium in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Trifolium plumosum var. amplifolium checklist entry
OregonFlora: Trifolium plumosum var. amplifolium information
E-Flora BC: Trifolium plumosum var. amplifolium atlas page
CalPhotos: Trifolium plumosum var. amplifolium photos