Annual or biennial. Stems 15–50 cm, hairy near nodes. Leaves hirsute, linear, 2–8 cm long, those of the stem erect. Inflorescence of few, bracteate, several-flowered, tight clusters. Flowers: calyx ca. 20-veined, 10–20 mm long, pubescent; petals deep pink with white dots, 15–22 mm long. Capsule 10–16 mm long (
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
POLLINATORS The following animal species have been reported as pollinators of this plant species or its genus where their geographic ranges overlap:
Bombus occidentalis (Thorp et al. 1983).