Description from Flora of China
Herbs perennial 15-60 cm tall. Stems single or several and cespitose, densely spreading pubescent. Basal leaves long petiolate, gray-green, oblong-lanceolate to lanceolate, 5-20 cm, densely pubescent; stem leaves sessile, gray-green, oblong to lanceolate, 2-7 cm; lateral veins conspicuous. Inflorescences paniculate, ebracteate. Pedicel 2-3 mm, slightly elongated in fruit. Calyx 2.5-3.5 mm, densely pilose outside; lobes ovate to oblong, apex acute. Corolla usually blue, rarely white, base 5-6 mm wide; throat appendages trapeziform, ca. 1 mm; limb 8-10 mm wide; lobes orbicular, ca. 2.5 mm; veins distinctly reticulate. Anthers oblong, ca. 1 mm. Style linear-terete. Nutlets ovoid, 3-4 mm; adaxially slightly concave, with dense glochids; base of marginal glochids confluent, ± forming a wing; attachment scar above middle abaxi-ally, triangular. Fl. and fr. May-Sep. 2n = 24.
Hillside meadows, forests, thickets, roadsides, river banks; 2600-3700 m. Gansu, Guizhou, Sichuan, Xizang, Yunnan [Bhutan]