Annual. Stems usually branched, 5–25 cm. Herbage hirsute and hispid. Leaves linear, 5–35 mm long. Inflorescence ebracteate. Flowers: calyx hispid, hirsute, 5–6 mm long in fruit; corolla 2–4 mm long. Nutlets 4, ovate, 1–2 mm long, muricate; scar closed, widened at the base (
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Sandy or gravelly soil or talus of grasslands, sagebrush steppe, woodlands, outcrops; valleys, montane, rarely subalpine (
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).