Orobanche acaulis Roxburgh, Pl. Coromandel 3: 89. 1819; Aeginetia pedunculata (Roxburgh) Wallroth; Orobanche pedunculata Roxburgh.

Plants 6-14 cm tall. Stems short, cylindric, unbranched, glabrous, 2-6 cm. Leaves sparse at stem base, ovate-triangular, ca. 1 X 0.5 cm, glabrous on both sides, apex acute or slightly obtuse-rounded. Inflorescences short racemose, 3- to several flowered. Pedicel thick, 2-4 cm. Calyx red or yellow, spathelike, subequalling or slightly shorter than corolla, apex acute, base acuminate. Corolla tubular, indistinctly bilabiate, 4-5 cm; tube yellow-white, base constricted; lobes 5, blue or blue-purple, subequal, rounded or reniform, 8-10 X 8-10 mm, margin dentate. Filaments glabrous. Ovary 1-locular and parietal placentas 2, or imperfectly 2-locular and placentas axile. Style ca. 2 cm, persistent; stigma inflated, discoid, 3-4 mm in diam. Capsule ovoid-globose. Seeds brown. Fl. Apr-Jun, fr. Jun-Aug.

Aeginetia mairei H. Léveillé, which was recorded from Yunnan (see Launer, Notes Roy. Bot. Gard. Edinburgh 38: 462. 1980), may belong here, but neither the type nor other Chinese material has been seen.

Slopes, forests; 900-1200 m. W Guangxi (Hechi Xian and Longlin Xian), SW Guizhou (Anlong Xian) [Cambodia, India, ?Indonesia, Myanmar, ?Philippines].