Perennial with slender, creeping rhizomes; stems mostly 8-10 cm long, sparsely to densely glandular pubescent; leaves evergreen, 1-4 cm long, entire, linear to narrowly lanceolate or elliptic, glabrous to ciliate or sometimes pubescent like the stems; inflorescence of short, terminal cymes; pedicels 3-15 mm long; flowers large and showy, light pink to purple; calyx 6-8 mm long; corolla tube 8-18 mm long, the lobes 8-10 mm long and nearly as wide, rounded at the apex; stamens included or slightly exserted. Flowers June to July.