Proc. Amer. Acad. Arts 9: 94. 1874.
Stems erect or occasionally semierect, usually branching from base, 1–4 dm, farinose to densely farinose. Leaves nonaromatic; petiole to 0.5 cm; blade linear, 1-veined, 0.7–2.6(–3) × 0.1–0.3 cm, usually somewhat fleshy, base cuneate, margins entire, apex obtuse, densely farinose abaxially. Inflorescences glomerules in terminal and axillary panicle; glomerules widely spaced, maturing irregularly; bracts leaflike in proximal part of inflorescence and linear to 2 × 0.1 mm on terminal branches. Flowers: perianth segments 5, distinct nearly to base; lobes lanceolate to elliptic, 0.8–1 × 0.5–0.6 mm, apex obtuse to rounded, prominently keeled abaxially, densely farinose, covering fruit at maturity; stamens 5; stigmas 2, 0.1 mm. Achenes ovoid; pericarp adherent, smooth. Seeds ovoid, 0.9–1.1 mm diam., margins round; seed coat black, finely rugulate. 2n = 18.
Phenology: Fruiting mid summer–early fall.
Habitat: Open, often disturbed sandy areas and fields
Elevation: 400-3400 m
Alta., B.C., Sask., Yukon, Alaska, Ariz., Calif., Colo., Idaho, Maine, Nev., N.Mex., Okla., Oreg., Tex., Utah, Wash., Wyo.
This species is reported also for Kansas and Montana but we have not seen any specimens.