鹃林脆蒴报春 juan li cui shuo bao chun

Primula bhutanica H. R. Fletcher.

Herbs perennial, base with many farinose overlapping bud scales. Petiole initially indistinct, nearly as long as leaf blade in fruit; leaf blade elliptic to oblong-elliptic or spatulate, tapering to base, 2--10 X 1--3 cm at anthesis, enlarging to 30 X 7 cm, scarcely glandular farinose, margin erose-denticulate, apex rounded to obtuse. Scapes 1--2 cm, elongating to 30 cm, farinose; umbels 3-many-flowered; bracts linear to linear-lanceolate, 0.8--1.5 cm. Pedicel 2--5 cm, farinose or glandular. Flowers heterostylous. Calyx campanulate, 7--10 mm, pale yellow farinose or minutely glandular, parted to middle; lobes ovate to ovate-oblong, margin dentate or occasionally entire. Corolla blue to pale bluish violet; limb 2.5--3.5 cm wide; lobes broadly obovate, apex 3-toothed to crenate. Pin flowers: corolla tube ca. 1.2 cm; stamens at middle of corolla tube; style ca. as long as tube. Thrum flowers: corolla tube ca. 1.7 cm; stamens toward apex of corolla tube; style ca. 1/2 as long as tube. Capsule shorter than calyx, disintegrating at maturity. Fl. Mar.

Coniferous forests, Rhododendron thickets; 3000--4300 m. S Xizang [Bhutan, India].