莨山唇柱苣苔 lang shan chun zhu ju tai

Perennials, stemless. Rhizome internodes inconspicuous. Leaves basal, opposite; petiole (1-)8-9 cm X 7-9 mm; leaf blade rhombic-ovate to nearly rhombic, 4.8-10 X 3.8-7 cm, papery, adaxially with dense, short and long hairs, eglandular, abaxially puberulent, base cuneate, margin coarsely dentate, apex rounded to acute, basal veins 5; lateral veins 1 or 2 on each side of midrib, conspicuous. Cymes 10-16-flowered; peduncle 16.5-17.5 cm, puberulent; bracts 2, free, lanceolate-linear, 2-2.5 cm X 3-3.5 mm, puberulent, margin entire, apex attenuate. Pedicel 1.6-5 cm, glandular puberulent. Calyx 5-sect from base; segments equal, narrowly lanceolate-linear, 1.2-1.4 cm X 1-2 mm, appressed puberulent, margin entire, apex subulate-acuminate. Corolla purplish, ca. 4.4 cm, outside sparsely puberulent, inside sparsely puberulent on spots below adaxial lip; tube funnelform-tubular, ca. 3 X 1 cm; adaxial lip ca. 9 mm; abaxial lip ca. 1.4 cm. Filaments ca. 1 cm, glandular puberulent apically; anthers fused by entire adaxial surfaces, ca. 3 mm, puberulent; staminodes 2, ca. 5 mm. Pistil ca. 2.9 cm, puberulent; ovary ca. 1.7 cm. Stigma linear, ca. 3 mm, 2-lobed. Fruit and seeds unknown. Fl. Sep.

* Shaded rocky cliffs; ca. 500 m. S Hunan (Xinning Xian).