Glandular-puberulent perennial from a few-branched caudex. Stems simple, 30–60 cm. Leaves: basal narrowly oblanceolate, 5–10 cm long; cauline similar, 2–9 cm long. Inflorescence a narrow, many-flowered, glandular cyme. Flowers: calyx tubular, 10-veined, 10–16 mm long; petals white, the blade 3–5 mm long, deeply 4- to 10-lobed with 4 to 6 appendages; styles 3. Capsules ellipsoid just longer than the calyx, opening by 6 slits (Lesica et al. 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 pensylvanicus
, and Bombus impatiens
(Colla and Dumesh 2010).