Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to the southern Rocky Mountains; central North America east to the Atlantic Coast.

Habitat: Fields, roadsides, wastelots, and other disturbed areas.

Flowers: May-August

Origin: Introduced

Growth Duration: Annual

Conservation Status: Not of concern

Pollination: Wind

Spreading to erect, freely-branched annual, 2-5 dm. tall, with some mealy coating, especially in the inflorescence.

Leaves alternate, numerous, the blade deltoid to rhombic, 2-6 cm. long, rounded to acute at the tip, wedge-shaped to truncate at the base, irregularly wavy-dentate with 5-many teeth per side, green above and grayish beneath, the leaves only slightly reduced upward, narrowed abruptly to the slender petiole which is slightly shorter than the blade.

Flowers sessile and single to glomerate in axillary and terminal panicles; perianth deeply 5-lobed, the segments oblong, rounded, not strongly keeled; stamens 5, opposite the perianth lobes; styles 2.

The wall of the utricle adherent to the seed.