Plants terrestrial. Stem 2.5-4 cm, cylindric, fleshy, with several nodes, ± enclosed in sheaths. Leaves usually 4, grouped together; petiole sheathlike, toward base ± amplexicaul; blade ovate, ovate-oblong, or ovate-lanceolate, 6-11 × 2-4.2 cm, apex acuminate or subacute. Inflorescence erect; peduncle 15-23 cm, wingless, grooved when dried; rachis 5-14 cm, 20-or more flowered; floral bracts reflexed, 2-4(-6) mm, narrowly lanceolate. Flowers greenish yellow, 3-4 mm in diam.; pedicel and ovary 2-3 mm. Dorsal sepal oblong or narrowly ovate-oblong, 2.8-3.2 × 0.8-1 mm, apex obtuse; lateral sepals narrowly ovate-oblong, 2-3.5 × 1-1.2 mm, apex obtuse. Petals narrowly linear or filiform, 2-3.5 × ca. 0.3 mm; lip superior, subovate-triangular, 1.8-2 × ca. 1 mm, unlobed, apex obtuse; disk with 5 thick longitudinal ridges, with a somewhat Y-shaped projection above. Column erect, ca. 1.5 mm. Capsule ellipsoid, ca. 8 × 3.5-4 mm; fruiting pedicel ca. 2 mm. Fl. and fr. Jul-Sep.
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