粗齿脆蒴报春 cu chi cui shuo bao chun

Herbs perennial, efarinose. Basal bud scales ovate-oblong, 1--3 cm, fleshy. Leaves forming a rosette; petiole concealed by basal scales at anthesis, to 10 cm at fruiting; leaf blade ovate to broadly elliptic, 1.5--4 X 1--2.5 cm, glabrous, minutely glandular, base short attenuate to obtuse or subcordate, margin irregularly coarse dentate, apex rounded. Scapes obsolete or 5--7 mm, concealed in leaf rosette; umbels 2--6-flowered; bracts linear-lanceolate, 3--4 mm. Pedicel to 6--8 cm, sparsely glandular. Flowers heterostylous. Calyx campanulate, 8--10(--13) mm, sparsely glandular, parted slightly below middle; lobes ovate to ovate-lanceolate, margin hydathode-denticulate. Corolla yellow; limb 1.5--2.5(--3) cm wide, emarginate; lobules usually dentate. Pin flowers: corolla tube 1.1--1.3 cm; stamens ca. 4 mm above base of corolla tube; style slightly exserted. Thrum flowers: corolla tube ca. 1.5 cm; stamens slightly above middle of corolla tube; style ca. 4 mm. Capsule disintegrating at maturity. Fl. May-Jun.

* Open hillsides, below cliffs; 3300--3700 m. SE Xizang.