Primula petiolaris Wallich var. odontocalyx Franchet, J. Bot. (Morot) 9: 449. 1895; P. hupehensis Craib; P. hylophila I. B. Balfour & Farrer.

Herbs perennial, usually lacking basal bud scales at anthesis. Leaves subsessile to short petiolate, distinctly petiolate at fruiting, oblong to ovate-spatulate, 2--5 X 0.8--1.6 cm, to 8 X 4 cm, tapering to base, sparsely minutely glandular, margin irregularly sharp denticulate, apex rounded. Scapes 0.5--4 cm at anthesis, elongating to 8 cm in fruit; umbel solitary, (1--)3--8-flowered; bracts linear-lanceolate, 3--8 mm. Pedicel 0.5--2 cm, sparsely glandular. Flowers heterostylous. Calyx campanulate, 7--8 mm, glandular puberulous, parted to middle or slightly below, 5-veined; lobes ovate to ovate-triangular, occasionally with 1 or 2 teeth, apex acute to acuminate. Corolla pink or lilac-rose; tube 8--11 mm; limb 1.5--2(--2.5) cm wide; lobes obovate to oblong-obovate, emarginate. Pin flowers: stamens near middle of corolla tube; style ca. as long as tube. Thrum flowers: stamens toward apex of corolla tube; style 7--8 mm. Capsule depressed-globose, ca. 4 mm in diam, disintegrating at maturity. Fl. Mar-May, fr. Jun-Jul.

* Thickets, forest margins; 900--3400 m. S Gansu, W Henan, W Hubei, S Shaanxi, Sichuan