小苞报春 xiao bao bao chun

Primula articulata W. W. Smith; P. articulata var. sublinearis W. W. Smith; P. dubernardiana Forrest; P. henricii Bureau & Franchet; P. monbeigii I. B. Balfour; P. pseudobracteata Petitmengin; P. pulvinata I. B. Balfour & Kingdon Ward; P. tapeina I. B. Balfour & Forrest; P. ulophylla Handel-Mazzetti.

Herbs perennial, cespitose. Rhizomes woody, to 15 cm, often branched, with remains of old leaves at apex. Leaves forming a rosette; petiole ca. as long as leaf blade, pilose; leaf blade elliptic to narrowly oblong or oblanceolate, 1--7 X 0.5--3 cm, abaxially with multicellular hairs, efarinose or yellow or cream farinose, adaxially ± glandular pubescent, base attenuate, margin obscurely crenate, apex rounded to obtuse. Scapes to 5 cm, pilose; umbels 2--10-flowered, if scapes obsolete then with a solitary flower; bracts lanceolate to linear, 0.5--1.5(--2) cm, apex acute. Pedicel divaricate, 0.8--2.5 cm. Flower heterostylous. Calyx campanulate, 5--14 mm, glandular pubescent, efarinose or farinose, parted to middle or slightly below; lobes ovate-oblong to lanceolate, apex acute to obtuse. Corolla yellow, white, or pale purple; tube 1.5--2 X as long as calyx; limb 1--2 cm wide; lobes obovate, emarginate or 2-cleft at apex. Pin flowers: stamens in upper 1/2 of corolla tube; style ca. 3/4 as long as tube. Thrum flowers: stamens inserted 7--8 mm above base of corolla tube; style ca. 3 mm. Capsule subglobose, included in calyx. Fl. Mar-May.

* In rock crevices; 2500--3500 m. SW Sichuan, E Xizang, N and W Yunnan.