Distribution: Occurring in the east end of the Columbia River Gorge in Washington; southcentral Washington and adjacent Oregon, east to northern and central Idaho.
Habitat: Hillsides and rocky canyons.
Flowers: May-June
Origin: Native
Conservation Status: Not of concern
Pollination: Flies
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PNW Herbaria: Specimen records of Heuchera grossulariifolia var. tenuifolia in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Heuchera grossulariifolia var. tenuifolia checklist entry
OregonFlora: Heuchera grossulariifolia var. tenuifolia information
E-Flora BC: Heuchera grossulariifolia var. tenuifolia atlas page
CalPhotos: Heuchera grossulariifolia var. tenuifolia photos