This plant is similar to, and sometimes difficult to distinguish from, the California buttercup (Ranunculus californicus).

Ranunculus californicus, the California buttercup, is a flowering plant of the buttercup family Ranunculaceae.

USDA Plants Profile: Ranunculus californicus (California buttercup)

Endangered or threatened plants include the white-top aster, paintbrush owl-clover, golden paintbrush, creeping wild rye, rosy owl-clover, California buttercup, snake-root sanicle, purple sanicle, and Scouler's campion.

This plant is similar to, and sometimes difficult to distinguish from, the California buttercup (Ranunculus californicus).