Wildflowers Found in Oregon

Western Groundsel (Mountain Meadow Butterweed)

Senecio integerrimus - Common, late spring - early summer, biennial or perennial, 8-30 in. Clump of large green leaves with upright flower stems. Stems hollow. Leaves fleshy. oblong to nearly round, 2-8 in. long, entire or shallowly toothed. Sessile stem leaves smaller. Flower heads clustered at stem top, some with 5 short rays, others rayless; bracts of cup often have black tips. Grows in muddy places along Columbia River, standing salt water, swamps, into high elevations. Native.