Lomatium suksdorfii

Lomatium suksdorfii (Suksdorf's desertparsley) is a perennial herb of the family Apiaceae that grows in Washington and Oregon, United States.

It is 50–200 cm tall, glabrous, caulescent, and has a taproot. It flowers from late March to May, with compound umbels of yellow flowers, each umbellule enclosed by thin bracts. The leaves have long petioles and are dissected into long, thin blades.