Stems erect, usually simple,10–30 cm. Herbage glandular-puberulent. Leaves linear to linear-oblanceolate, entire, 2–4 cm long. Inflorescence bracts light green, lanceolate with a pair of linear lobes, glandular. Flowers: calyx 5–8 mm long, lobes 2–4 mm long, those adjacent to the galea longer; corolla 10–15 mm long, yellow, galea 3–5 mm long, upper lip hooked and projecting beyond the lower lip. Capsule 3–5 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX)
The following animal species have been reported as pollinators of this plant species or its genus where their geographic ranges overlap: Bombus appositus
, Bombus bifarius
, Bombus centralis
, and Bombus occidentalis
(Thorp et al. 1983, Wilson et al. 2010, Williams et al. 2014).