Montana Field Guide

Stems erect, branched, 2-6 dm, glabrous. Petiole 0.5-2.5 cm; blade oblong-ovoid to lanceolate, 2-4.5 × 0.5-1.5 cm, base cuneate, margins entire or proximal ones with few teeth, apex acute to acuminate, sparsely farinose. Inflorescences glomerules in terminal and lateral spikes and panicles, 6-15 cm; glomerules irregularly globose, 0.5-2 mm diam., flowers in different stages of development; bracts absent. Flowers: perianth segments 5, distinct nearly to base; lobes obovate, 0.5-0.7 × 0.5-0.7 mm, apex rounded, faintly keeled or not keeled, scarcely farinose, partly covering fruit at maturity; stamens 5; stigmas 2, 0.2 mm. Utricles depressed-ovoid; pericarp nonadherent, smooth. Seeds lenticular, margins round, 0.9-1.3 mm diam.; seed coat black, reticulate-alveolate to smooth (from Welsh, 2003, Fl. North America, Vol. 5).

This species was not included in Lesica (2012).

Wooded areas (Great Plains Flora, 1986).