Distribution: In scattered locations throughout Washington, but more commonly east of the Cascade crest; widely distributed throughout much of North America.
Habitat: Disturbed areas.
Origin: Introduced from eastern and central North America
Conservation Status: Not of concern
Dioecious, erect, simple to freely-branched annual 5-10 dm. tall, obviously pubescent.
Leaves alternate, numerous, the blade lanceolate to obovate-oblanceolate, 2.5-8 cm. long, hairy on the lower surface, narrowed abruptly to petioles about as long.
Flowers closely crowded in terminal and axillary, simple to compound spikes 2-10 cm. long, subtended by several lanceolate, spiny bracts 3.5-5 mm. long; sepals of the pistillate flowers spatulate to lanceolate, 2.5-4 mm. long, at lest twice as long as the ovary; petals none; stamens usually 5; styles 3.