地胆旋蒴苣苔 di dan xuan shuo ju tai

Boea elephantopoides W. Y. Chun; Dorcoceras philippense (C. B. Clarke) Schlechter.

Petiole to 1 cm; leaf blade obovate to narrowly elliptic-spatulate or rhombic, 1.5-5(-8) X 1-2(-3) cm, adaxially grayish villous to pubescent, abaxially densely villous, base attenuate to cuneate, margin subentire to irregularly serrate or crenate-serrate, apex acute to rounded; venation pinnate, lateral veins 3 or 4 on each side of midrib. Peduncle (4-)6-13 cm, sparsely villous to glandular puberulent; bracts narrowly oblong, 1.5-3.5 mm. Calyx 5-sect from near base; segments narrowly lanceolate, 1.5-2.5 X ca. 0.5 mm, outside sparsely glandular pubescent, inside sparsely puberulent. Corolla purplish to dark red or white, 7-10 mm, outside puberulent, inside glabrous; tube ca. 5 X 4-6 mm; adaxial lip lobes 2-3 mm; abaxial lip lobes 2.5-5 mm. Filaments 1-1.5 mm, glabrous; staminodes 2. Pistil ca. 6 mm; ovary 3-4 mm; glandular puberulent. Style glabrous. Capsule 2-3.5 cm. Fl. May-Jun, fr. May-Jul.

Shady and damp rocks in forests; 100-800 m. Guangdong, Guangxi, Guizhou, Hainan, Hunan [Philippines, Vietnam].