Herbs, epiphytic or lithophytic, often forming clusters. Pseudobulbs prostrate, subcylindric, 7-14 × ca. 3 mm, new pseudobulbs arising from near apex of old pseudobulb. Leaf 1; petiole 3-6 mm, articulate; blade elliptic or oblong, 1-2(-3) × 0.5-0.8 cm, papery, apex rounded or obtuse. Inflorescence 2-4 cm; peduncle compressed cylindric, narrowly winged; rachis 1-2 cm, usually 2-or 3-flowered; floral bracts narrowly lanceolate, 1-1.8 mm. Flowers pale green; pedicel and ovary 8-9 mm. Sepals linear-lanceolate, 5-6 × 1.2-1.4 mm, 1-veined, margin often revolute, apex obtuse. Petals narrowly linear, 5-6 × ca. 0.3 mm; lip suboblong-pandurate, 4-5 × 2.5-3 mm, base slightly thickened, apex subtruncate and emarginate, sometimes apiculate in sinus. Column slightly arcuate, 3-3.5 mm, upper part with narrow wings. Capsule obovoid, 6-7 × 3-4 mm; fruiting pedicel 6-7 mm. Fl. Sep-Oct, fr. next May-Jun.
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