Taprooted, loosely mat-forming. Stems prostrate to ascending, 3–12 cm, glabrous below, villous, glandular above. Leaves pliable, linear, 12–30 mm long, glabrate, minutely scabrous, sometimes sparsely villous. Flowers 1 to 3, very fragrant; calyx glabrous to villous, 9–12 mm long with flat intercostal membranes; corolla white, the tube 8–15 mm long, lobes 6–11 mm long; style 5–8 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).