Distribution: Occurring on both sides of the Cascades crest in Washington; Washington to California.

Habitat: Parasitic on Asteraceae and Fabaceae, occasionally other families; montane pond shores, floodplains.

Flowers: July-September

Origin: Native

Growth Duration: Perennial

Conservation Status: Review Group 1 in Washington (WANHP)

Pollination: Bees, wasps

Parasitic, twining, perennial herbs, with very slender, pinkish-yellow to white glabrous stems, often forming large mats.

: Leaves reduced to tiny scales.

Flowers 2.5-3 mm. long, 4- to 5-merous, borne in few-flowered clusters on pedicles 1-3 mm. long; calyx broad, nearly equaling the corolla, its lobes ovate-lanceolate, acuminate, spreading; corolla bell-shaped with a cap-like covering, lobed about half its length, the lobes ovate-lanceolate, erect; stamens inserted just below the sinuses of the corolla; filament scales variable; styles 2,considerably shorter than the ovary; ovary 2-celled, ovoid-conic, superior.

Capsule ovoid