Distribution: Occurring chiefly east of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains; also in eastern North America.
Habitat: Stream banks, moist meadows and seeps, low to middle elevations in the mountains.
Growth Duration: Perennial
Conservation Status: Not of concern
Perennial from well-developed rhizomes, the lax stems 0.5-7 dm. long, often freely branching; herbage viscid-villous with flattened, shining white hairs, usually slimy, often musk-scented.
Leaves opposite, remotely toothed, pinnately veined, sessile or short-petiolate, the blade ovate to elliptic-ovate, 1-8 cm. long and 7-35 mm. wide.
Flowers solitary in the leaf axils on long pedicels; calyx 7-13 mm. long, viscid-villous, especially on the 5 rib angles, the 5 teeth pointed, 2-4 mm. long, the upper tooth a little larger than the others; corolla 1.5-3 cm. long, yellow, often with some dark lines or dots, only slightly bilabiate, the tube nearly cylindrical; stamens 4.