Distribution: Occurring east of the Cascades crest in northeastern Washington; southeastern British Columbia to northeastern Washington, east to southeastern Alberta and northwestern Montana.
Habitat: Rocky slopes and ridges at middle elevations.
Flowers: May-June
Origin: Native
Growth Duration: Perennial
Conservation Status: Threatened in Washington (WANHP)
Pollination: Bees, flies, butterflies, beetles, wasps
[none provided]
PNW Herbaria: Specimen records of Lomatium sandbergii in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Lomatium sandbergii checklist entry
OregonFlora: Lomatium sandbergii information
E-Flora BC: Lomatium sandbergii atlas page
CalPhotos: Lomatium sandbergii photos