Distribution: Occurring west of the Cascades crest in Washington; Alaska to Oregon, east to the Rocky Mountains, northern Great Plains, Great Lakes region, and northeastern North America.
Habitat: Open, slightly moist areas from coastal dunes to alpine meadows.
Conservation Status: Not of concern
Glabrous perennial from a short woody base or short rhizome, 0.5-8 dm. tall, usually more or less glutinous at least in the inflorescence and peduncles.
Basal leaves oblanceolate to spatulate, toothed or nearly entire, blunt or rounded, up to 15 cm. long including the petiole, and 3 cm. wide, the cauline leaves progressively reduced and few.
Inflorescence long and narrow to short and compact, the heads often with long pecuncles; involucre 4-6 mm. high, its bracts imbricate, blunt; ray flowers normally 8, disk flowers 13, all yellow.
The similar S. multiradiata always has ciliate petioles (hairs along each edge), S. simplex never has these rows of hairs.