Shrubs, 1-2 m tall; branchlets slender, puberulent when young, soon glabrescent. Leaves fascicled, papery, linear-oblanceolate, 0.5-1 × 1.5-3.5 mm, both surfaces glabrous, base attenuate, margin obviously recurved, apex obtuse; nerves inconspicuous; stipules ovate, ca. 1.5 mm. Flowers sessile or subsessile, fascicled on apex of branches; bracteoles 2, opposite, transparent, membranous, ovate, ca. 1.5 mm, shorter than calyx, connate at base, subglabrous (with white acicular lines?), with carina on dorsal surface, abruptly acute at apex. Calyx tube glabrous; lobes 5, oblong-ovate, ca. 1.5 × 0.75 mm, leathery, ciliate, triangular-acute. Corolla pink, narrowly funnelform, 8-10 mm; tube slender, slightly curved, throat slightly dilated, densely pilose outside, sparsely villous inside; lobes 5, ovate-lanceolate, ca. 2 mm, sparsely pilose, subobtuse. Stamens 5, inserted in corolla tube throat; anthers linear, ca. 2 mm, included in long-styled flowers, slightly exserted in short-styled flowers. Style slender, exserted in long-styled flowers, reaching middle of tube in short-styled flowers; stigmas 5-lobed, lobes linear. Capsules ca. 5 mm; seed aril reticulate, adherent to testa. Fl. Jul-Aug, fr. Sep-Oct.

● Mountain slopes; 800-1000 m. S Gansu, N Sichuan (Songpan).