Lomatium farinosum

Lomatium farinosum, with the common name northern biscuitroot, is a perennial flowering herb of the family Apiaceae.

It is endemic to the Northwestern United States.

Description
Lomatium farinosum is a small flowering perennial that flowers in early spring. It grows from a single taproot with a proportionally large nearly spherical tuber several inches deep. The glabrous leaves are dissected into small linear leaflets. The flowers are yellow or white and the stem is glabrous.

Range and Habitat
Lomatium farinosum grows mostly in shallow rocky soils and ranges from central Washington and north-central Oregon to southern Idaho and western Montana.