Epigeneium clemensiae Gagnepain Bull. Mus. Natl. Hist. Nat., sér. 2. 4: 595. 1932.

厚唇兰 hou chun lan

Sarcopodium clemensiae (Gagnepain) Tang & F. T. Wang.

Pseudobulbs usually slightly curved, narrowly ovoid, 10-20 × 4-5 mm, 1-leaved. Leaf blade obovate or obovate-lanceolate, (2.5-)5-6 × ca. 1.3 cm, base cuneate and contracted into short petiole. Inflorescence 1-flowered. Flower purplish brown, relatively thickly textured. Sepals ovate-oblong, ca. 14 × 5 mm; lateral sepals similar in size to dorsal sepal, oblique, subacute. Petals triangular-lanceolate, ca. 7 × 2-3 mm, acuminate; lip pandurate in outline, ca. 2 cm; epichile 8-9 mm wide, wider than or ca. as wide as hypochile, shallowly bilobed; disk with 2 rounded calli at base of epichile. Fl. Oct-Nov.

Epiphytic on tree trunks in dense forests; 1000-1300 m. NE Guizhou, Hainan, SE Yunnan [Laos, Vietnam].