Distribution: Occurring east of the Cascades crest in the southeastern counties of Washington; southeastern Washington to eastern Oregon, east to western Idaho and northwestern Montana.
Habitat: Open slopes, usually on clay soils.
Flowers: April-June
Origin: Native
Conservation Status: Not of concern
[none provided]
PNW Herbaria: Specimen records of Lomatium anomalum in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Lomatium anomalum checklist entry.
E-Flora BC: Lomatium anomalum atlas page.
CalPhotos: Lomatium anomalum photos.
USDA Plants: Lomatium anomalum information.