西南石豆兰 xi nan shi dou lan

Rhizome 0.8-1.5 mm in diam. Pseudobulbs glossy, yellowish green, obovoid, not flattened, 1.8-2.5 × 0.7-0.8 cm. Petiole 0.3-0.5 cm; leaf blade 3-5 × 0.8-2 cm, rounded. Inflorescence 1-flowered. Flowers white or yellowish, with red veins, lip greenish white or yellowish, slightly stained with red toward margins. Dorsal sepal 12-14 × 8-9 mm; lateral sepals triangular, 12-14 × 10-11 mm. Petals 5-5.5 × ca. 3.5 mm. Fl. Nov-Dec.

Epiphytic in forests, associated with Coelogyne cristata; 1200-1500 m. Yunnan [Nepal].