Annual. Stems erect, 8–20 cm, usually branched. Herbage puberulent. Leaves all cauline, alternate, 1–5 cm long, linear, entire or with a pair of linear lobes. Inflorescence: of 2 to 5 flowers, terminal, head-like, bracteate spikes; flower bracts of 2 kinds: outer leaf-like, linear; inner bracts green, as long as the calyx. Flowers: calyx 10–18 mm long, green, bract-like with short apical lobes; the calyx and opposing bract appearing to form a deeply divided bilabiate calyx; corolla 11–20 mm long, tubular, bilabiate, 2 lips ca. equal, nearly unlobed, galea whitish; lower lip purplish; stamens 4, anthers 2-celled. Capsule asymmetrical, 7–10 mm long (
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Sagebrush grassland in the valley and foothill zones.