Pendent or repent epiphytic herbs up to about 50 cm. long. Stems simple or branched, densely leaved, covered with the chartaceous leaf-sheaths or becoming naked with age. Leaves 2-4.5 cm. long and 1-1.8 cm. broad, oblong or oblong-lanceolate, obtuse, retuse, coriaceous. Inflorescence with 1-3, usually 2, terminal flowers subtended by spathaceous bracts; flowers green or greenish-yellow. Dorsal sepal 10-14 mm. long and 2.5-3 mm. broad, lanceolate to oblong-lanceolate, ob-tuse. Lateral sepals 10-15 mm. long and about 3 mm. broad, oblong-lanceolate, oblique, acute. Petals 9-14 mm. long and 2-3 mm. broad, elliptic-linear to nar-rowly oblanceolate, oblique, obtuse. Lip unguiculate; claw adnate to the column; lamina 9-13 mm. long and 5.5-7 mm. broad, lanceolate-ovate, acute, 3-lobed; lateral lobes small, rounded, reaching to about the middle of the lip; mid-lobe lanceolate; disc provided with two callus-like thickenings at the base on the lateral lobes and with two longitudinal ridges along the median line and reaching to about the middle of the lip.
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