Roots adherent to small branches of trees, 1-3 cm long, 0.5-1 mm thick. Stems absent. Leaves oblong, oblanceolate or linear, 5-15 mm long, 1-3 mm wide, subcoriaceous, acute to acuminate, midrib and veins inconspicuous. Peduncle erect or ascending, 1.5-2.5 cm long, distinctly ridged, with many sterile bracts below; sterile and floral bracts ovate, 2-3 mm long, thick and fleshy, +/- conduplicate, serrate, wavy or nearly entire, base decurrent into sharp wing on rachis; pedicel and ovary 1-1.5 mm long. Flowers few, green, ca. 3 mm long; perianth tube 2 mm long, 5-lobed, lobes triangular-lanceolate, 1.5 mm long, those corresponding to petals clawed at base, lateral sepals more or less keeled outside; lip obscurely 3-lobed, saccate at base, 3 mm long including sac, lateral lobes low, incurved, mid lobe ovate,0.5 mm long, with a hooked and introrse linear appendage at apex; disc glabrous, without callus, sac compressed globose, 1 mm in diam.; pollinia ovoid, more or less compressed, with a linear-triangular stipe.

NANTOU: Chitou, Su 1038; Chingshuikou, Su & Chung 9063*.

The Philippines. Taiwan, broadleaved forests at ca. 1,200 m in the central part.