Distribution: Occurring on both sides of the Cascades crest in northern Washington; southern British Columbia to central Washington, disjunct in Yukon Territory.
Habitat: Subalpine to alpine talus slopes and rock crevices.
Flowers: June-August
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Self-pollination, bees, flies
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PNW Herbaria: Specimen records of Draba thompsonii in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Draba thompsonii checklist entry
OregonFlora: Draba thompsonii information
E-Flora BC: Draba thompsonii atlas page
CalPhotos: Draba thompsonii photos