Distribution: Occurring east of the Cascades crest in central Washington; central Washington to central and northeastern Oregon, east to adjacent western Idaho.
Habitat: Lowland to montane sagebr desert and grasslands.
Flowers: April-June
Origin: Native
Conservation Status: Not of concern
Pollination: Bees
[none provided]
PNW Herbaria: Specimen records of Pediocactus nigrispinus ssp. nigrispinus in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Pediocactus nigrispinus ssp. nigrispinus checklist entry.
OregonFlora: Pediocactus nigrispinus ssp. nigrispinus information.
E-Flora BC: Pediocactus nigrispinus ssp. nigrispinus atlas page.
CalPhotos: Pediocactus nigrispinus ssp. nigrispinus photos.
USDA Plants: Pediocactus nigrispinus ssp. nigrispinus information.
