Taprooted with woody, spreading branches. Stems ascending to erect, branched at the base, 15–35 cm, glabrous below, puberulent above. Leaves linear-lanceolate, 2–8 cm long, glabrous to puberulent. Flowers 5 or more in a terminal, leafy-bracted cyme; pedicels 5–35 mm long; calyx 8–14 mm long with nearly flat intercostal membranes; corolla white to blue, the tube 10–15 mm long, lobes notched, 9–12 mm long; style 1–2 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 vagans,
Bombus flavifrons,
Bombus melanopygus,
Bombus pensylvanicus,
Bombus bimaculatus,
Bombus griseocollis,
Bombus impatiens, and
Bombus kirbiellus (Shaw and Taylor 1986, Colla and Dumesh 2010).