Primula rugosa N. P. Balakr.

Herbs perennial. Rhizomes short, with numerous fibrous roots. Leaves 3--6 per plant; petiole 0.5--5 cm, narrowly winged, sparsely pubescent initially, becoming glabrous; leaf blade oblong to oblong-obovate, 4--10(--14) X 2--5 cm, papery, base broadly cuneate to subrounded, rarely shallow cordate, margin repand-crenate, apex rounded; reticulate veins elevated, especially adaxially. Scapes 5--18 cm, initially scurfy-pubescent, later with hairs only at base and toward apex. Racemes abbreviated, ± umbellate, 8--12-flowered; bracts linear to narrowly lanceolate, 3--5 mm. Pedicel 5--10 mm, glabrous. Flowers heterostylous. Calyx campanulate, 3--4 mm, parted to middle, 5-veined; lobes narrowly triangular, apex acute. Corolla rose; tube 6--8 mm; limb 1--1.2 cm wide; lobes obovate, deeply emarginate. Pin flowers: stamens at middle of corolla tube; style ca. as long as tube. Thrum flowers with positions reciprocal. Capsule obovoid, operculate. Fl. Mar-Apr.

SE Yunnan (Pingbian Xian)

* On wet rocks in forests; 1100--1900 m.

Carolinella obovata Hemsley; Primula obovata (Hemsley) Pax.