Distribution: Occurring chiefly east of the Cascades in Washington; British Columbia to California, east to Montana and Colorado.
Habitat: Dry to moist open woods and meadows at mid-elevations in the mountains.
Conservation Status: Not of concern
Slender annual, the stem simple or sparingly branched, up to 15 cm. tall, purplish tinged and covered with stalked glands.
Leaves opposite, linear to linear-oblanceolate, 1-2 cm. long and 1-4 mm. wide.
Flowers solitary in the leaf axils, the pedicels usually longer than the calyx; calyx 5-lobed, 5-angled, the lobes short with prominent mid-veins; corolla light purple to nearly red, slightly bilabiate, 5-10 mm. long and up to 2 mm. wide; stamens 4.