Distribution: Occurring east of the Cascades crest, where endemic to the White Bluffs of Franklin County along the Columbia River.
Habitat: Caliche soils in sagebrush.
Flowers: March-July
Origin: Native
Growth Duration: Perennial
Conservation Status: Endangered in Washington (WANHP)
Pollination: Bees, flies
[none provided]
PNW Herbaria: Specimen records of Physaria douglasii ssp. tuplashensis in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Physaria douglasii ssp. tuplashensis checklist entry
OregonFlora: Physaria douglasii ssp. tuplashensis information
E-Flora BC: Physaria douglasii ssp. tuplashensis atlas page
CalPhotos: Physaria douglasii ssp. tuplashensis photos