Erigeron disparipilus

Erigeron disparipilus is a North American species of flowering plants in the daisy family known by the common name white cushion fleabane. It is found in Oregon, Washington, and Idaho in the northwestern United States.
"Erigeron disparipilus" is a perennial herb up to 12 cm (4.8 inches) tall. Most of the leaves are generally clustered around the bases of the stems. Each stem generally has only one flower head, with 30–60 white ray florets surrounding numerous yellow disc florets.