Rhizomatous perennial. Stems erect, 15–70 cm, simple or branched. Herbage glabrous to puberulent. Leaves sessile to short-petiolate; lanceolate, truncate, shallowly serrate, 2–6 cm long. Inflorescence of 1 or 2, pedicellate, axillary flowers. Flowers: calyx 3–4 mm long, bilabiate, lips entire with a prominent ridge-like appendage on the upper lip; corolla conical, 12–20 mm long, bilabiate, upper lip hood-like, lower lip with reduced lateral lobes; stamens 4, included; style unlobed. Nutlets ovoid (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 vagans
, Bombus griseocollis
, and Bombus impatiens
(Colla and Dumesh 2010).