Description from Flora of China
Perennials 30-40 cm tall. Rhizomes to 15 cm. Stems 2-4, erect, simple, subglabrous. Basal leaves in 1-3 erect rosettes; petiole 4-8 cm, membranous; leaf blade elliptic-lanceolate, narrowly elliptic, or elliptic, 5.5-12 × 1-1.5 cm, base narrowed, apex acuminate to obtuse, veins 3. Stem leaves 2-4 pairs; petiole 1-4.5 cm, shorter to absent toward apex; leaf blade spatulate, rarely narrowly elliptic, 4-7.5 × 1-2 cm, base narrowed, apex obtuse to rounded, veins 1-3. Inflorescences axillary or terminal clusters, subapical axillary clusters rarely on pedunclelike branches. Flowers sessile. Calyx obconic, 1.1-1.3 cm; tube spathelike, split on 1 side; lobes erect, subulate, 1-1.5 mm. Corolla blue, sometimes with pale yellow base, unspotted, tubular-campanulate, 3.5-4 cm; lobes ovate, 4.5-5.5 mm, apex obtuse to rounded and erose; plicae triangular to obliquely truncate, 1-1.5 mm. Stamens inserted at basal part of corolla tube; filaments 1.3-1.6 cm; anthers narrowly ellipsoid, 3-3.5 mm. Style 2-2.5 mm; stigma lobes semiorbicular. Capsules narrowly ellipsoid, 1.3-1.5 cm; gynophore 1-2 cm. Seeds light brown, ellipsoid, 1-1.2 mm. Fl. and fr. Jul-Sep.
* Hillsides; 1100-3200 m. S Sichuan (Emei Shan)