Primula angustidens (Franchet) Pax, p.p.; P. japonica A. Gray var. angustidens Franchet; P. poissonii Franchet subsp. angustidens (Franchet) Pax ex W. W. Smith & Forrest.

Herbs perennial, efarinose. Leaves forming a rosette; petiole nearly obsolete or to 5 cm, broadly winged; leaf blade oblanceolate to obovate-elliptic, 5--8 X 1.8--4 cm, abaxially minutely glandular, base attenuate, margin ± regularly denticulate, apex rounded. Scapes 20--45 cm; umbels 3 or 4, superimposed; 5--10-flowered; bracts linear, 5--10 mm. Pedicel 0.7--1.3 cm. Flowers heterostylous. Calyx tubular-campanulate, 5--6 mm, parted to middle; lobes lanceolate, apex acuminate-subulate. Corolla bright red; tube 1.3--1.4 cm; limb 1--1.5 cm wide; lobes obovate, ca. 6 X 5.5 mm, deeply emarginate. Pin flowers: stamens ca. 4.5 mm above base of corolla tube; style 8--9 mm. Thrum flowers: stamens ca. 1 cm above base of corolla tube; style ca. 4.5 mm. Capsule globose, included in calyx. Fl. Jun-Jul.

* Wetlands; ca. 2500 m. SW Sichuan, NE Yunnan