鹤峰唇柱苣苔 he feng chun zhu ju tai

Perennials, stemless. Rhizome internodes inconspicuous. Leaves basal, opposite; petiole 1.5-4.5 cm X ca. 1.5 mm; leaf blade broadly ovate to ovate, 2.8-8 X 2.2-7.4 cm, herbaceous, puberulent, hairs 1-3 mm, eglandular, abaxially brownish villous along veins, base cordate, margin crenulate, apex acute to obtuse; lateral veins 4 or 5 on each side of midrib, slightly conspicuous. Cymes 1-flowered; peduncle ca. 4 cm, sparsely pubescent; bracts 2, free, linear, ca. 9 X 2.2 mm, puberulent, margin entire, apex acute. Pedicel ca. 2 cm, sparsely pubescent. Calyx ca. 2.3 cm, shallowly 5-lobed; tube 1.3-1.8 mm; lobes equal, triangular, 5-10 mm, outside puberulent, inside glabrous, margin entire, apex acute. Corolla pink, ca. 4.7 cm, outside glabrous, inside glandular puberulent above middle of tube; tube funnelform, ca. 3.6 X 1.4 cm; adaxial lip ca. 7 mm; abaxial lip ca. 9 mm. Filaments ca. 1.2 cm, glandular puberulent near apex; anthers fused by entire adaxial surfaces, ca. 4.5 mm, puberulent; staminodes 2, 6-8 mm. Pistil ca. 3.5 cm; ovary ca. 1.7 cm, glabrous. Style sparsely glandular puberulent; stigma nearly flabellate, ca. 3 mm, 2-lobed. Fruit and seeds unknown. Fl. May.

* Shaded rocky cliffs in montane regions. SW Hubei (Hefeng Xian).