细萼吊石苣苔 xi e diao shi ju tai

Subshrubs. Stems 12-50 cm, glabrous. Petiole 0.4-1.7(-3) cm; leaf blade lanceolate to lanceolate-oblong, oblong, or ovate, seldom oblanceolate to obovate, 1.5-9(-11) X 1-2.5(-4.6) cm, leathery to papery, glabrous, base cuneate to rounded, margin serrulate, denticulate, or crenulate to subentire, apex acuminate; lateral veins 4 or 5 on each side of midrib, flat. Cymes 1-3-flowered; peduncle 2-6 cm, glabrous; bracts lanceolate, ca. 3-4 X 0.8-1 mm. Pedicel 0.7-1.7 cm. Calyx 5-sect from base; segments 1.1-1.4 cm, glabrous. Corolla purplish to yellow, 5-6.5 cm, glabrous; tube funnelform-tubular, 3.6-4 X 1.2-1.4 cm; adaxial lip 1-1.1 cm; abaxial lip 1.2-1.8 cm. Stamens ca. 1 cm; filaments ca. 9 mm; anthers broadly ovoid; connective unappendaged; staminodes 2, ca. 6 mm. Disc ringlike, margin entire. Pistil ca. 2.8 cm, glabrous. Capsule 6-12 cm. Seed appendages subulate, 0.9-1 mm. Fl. Sep, fr. Oct.

Terrestrial or epiphytic in forested valleys and montane forests; 1600-2500 m. SE Yunnan [N Vietnam].