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FOC | Family List | FOC Vol. 15 | Primulaceae | Primula

268. Primula triloba I. B. Balfour & Forrest in I. B. Balfour, Notes Roy. Bot. Gard. Edinburgh. 13: 21. 1920.

三裂叶报春 san lie ye bao chun

Herbs perennial, forming cushions 5--10 cm in diam., consisting of much branched rhizomes and leaf rosettes. Leaves evergreen; petiole 4--5 mm, broadly winged, glabrous or sparsely pubescent toward apex; leaf blade broadly ovate to suborbicular, 3--4 mm wide, palmately 3-lobed to middle, apex obtuse or rounded and recurved; lobes ovate, 1--1.5 mm wide. Scapes indistinct to 3(--5) mm, glandular pilose, with a solitary flower; bracts solitary, linear, 3--4 mm. Flower subsessile, heterostylous. Calyx campanulate, 5--6 mm, densely fulvous glandular pubescent, parted to middle or below; lobes ovate-lanceolate, apex acute to obtuse. Corolla rose; tube ca. 7 mm, densely fulvous glandular pubescent outside, villous inside; limb 1--1.5 cm wide; lobes obovate, deeply emarginate. Pin flowers: stamens ca. 1 mm above base of corolla tube; style ca. as long as tube. Thrum flowers with positions reciprocal. Capsule nearly as long as calyx. Fl. Aug.

* Pastures, in rock crevices; 3700--5000 m. SE Xizang, NW Yunnan


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