Stems erect, branched, 4.5-10 dm, glabrous to sparsely farinose. Leaves nonaromatic, sessile; proximal blades oblong-ovate to ovate lanceolate, 1.7-3.6 × 1-2.8 cm, base cuneate, margins finely serrate; distal blades tending toward lanceolate and margins entire, apex obtuse, farinose. Inflorescences glomerules in terminal moniliform spikes, 1-3 cm; glomerules globose, 1.8-2 mm diam.; bracts absent. Flowers: perianth segments 5, distinct nearly to base; lobes ovate, 0.5-0.7 × 0.6-0.7 mm, apex rounded, farinose, slightly keeled, reflexed and exposing fruit at maturity; stamens 5; stigmas 2, 0.2 mm. Achenes depressed-ovoid; pericarp adherent, smooth. Seeds lenticular, oval, 0.9-1.5 mm diam.; seed coat black, smooth, margins rounded. 2n = 36.