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

251. Primula tenella King ex J. D. Hooker, Fl. Brit. India. 3: 492. 1882.

匍茎小报春 pu jing xiao bao chun

Herbs perennial, with old remains of leaves at base, occasionally producing short leafy stolons. Leaves forming a rosette; petiole usually nearly as long as leaf blade, sometimes indistinct to 3 X as long as leaf blade; leaf blade rhomboid to ovate-spatulate, 6--15 X 5--8 mm, abaxially copiously white farinose, adaxially densely glandular and sparingly white farinose, base long cuneate-attenuate, margin usually denticulate or crenulate above middle, apex subrounded, rarely acute. Scapes 2--5 cm, scarcely farinose, 1(or rarely 2)-flowered; bracts solitary, linear to subulate, 2--3 mm, inserted slightly below calyx. Flowers subsessile, heterostylous. Calyx narrowly campanulate, 4--8 mm, glandular outside, copiously white farinose inside, parted to middle or slightly below, 5-veined; lobes lanceolate, apex acute to subobtuse. Corolla blue-violet; tube 1--1.4 cm; limb 1.5--2.5 cm wide; lobes obovate, deeply emarginate. Pin flowers: stamens ca. 3 mm above base of corolla tube; style reaching mouth. Thrum flowers: stamens at middle of corolla tube; style ca. 3 mm. Capsule subglobose, shorter than calyx. Fl. Sep. 2n = 22@.

In rock crevices; 4700--5000 m. S Xizang [Bhutan].


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