Gentiana primuliflora Franch.

Annuals 5-20 cm tall. Stems ascending to erect, slender; branches spreading, papillate to pubescent. Basal leaves sessile, elliptic, 0.8-1.2 cm × 2-4 mm, margin serrulate, apex obtuse, veins 3. Stem leaves widely spaced; leaf blade ovate to cordate, 3-10 × 2-8 mm, shorter than internodes, base rounded, margin serrulate, apex acute; veins 3-5, prominent. Flowers terminal, solitary, sessile or subsessile. Calyx tubular, 5-7 mm; tube membranous, angled; lobes subulate, 1.5-2 mm, midvein prominent outside and decurrent into angles of calyx tube. Corolla violet, salverform, 1-1.8(-2) cm; tube 2.5-3.5 mm wide but with abruptly expanded limb 7-10 mm wide; lobes ovate, 5-7 mm, margin entire, apex obtuse; plicae triangular, 2.5-3 mm, margin erose, apex obtuse. Stamens inserted at middle of corolla tube, unequal or equal; filaments 5-8 mm, linear; anthers narrowly ellipsoid, 1-2 mm. Style 5-6 mm; stigma lobes linear. Capsules ellipsoid, 1.4-1.6 cm; gynophore ca. 2 mm. Seeds brown, ellipsoid to ovoid, 0.5-1 mm, wingless. Fl. and fr. Sep-Oct.

SW Sichuan, C and NW Yunnan.

* Grassland slopes, forests; 1800-3900 m.