A dwarf epiphytic herb to 7.5 cm. high.. Pseudobulbs clustered, conical, 1.5 cm. long, 0.6 cm. diameter, yellowish when old, 2–3-leaved at apex.. Leaves narrowly elliptic-lanceolate or oblanceolate, 3.2 cm. long, 0.7 cm. wide, acute, articulated 0.8 cm. above pseudobulb.. Inflorescence erect, 3–4-flowered, to 5 cm. high; peduncle terete, pubescent; bracts lanceolate, acuminate, 2 mm. long, 1 mm. wide.. Flowers pubescent on outer surface; sepals and petals dull mustard-yellow, more or less purplish towards the base; lip white, callus yellowish, side lobes faintly striped with purple.. Dorsal sepal ovate, acuminate, 6.8 mm. long, 3.4 mm. wide; lateral sepals obliquely and broadly ovate, acuminate, 6–7.5 mm. long, 5 mm. wide.. Petals oblong to oblanceolate, 5 mm. long, 1.5 mm. wide, obtuse.. Lip recurved, 3-lobed, shortly clawed, 5 mm. long, 4 mm. wide; side lobes rounded, erect; mid-lobe fleshy, bullate, apex recurved, acute; disc pubescent; callus fleshy, raised, pubescent.. Column short, truncate, column-foot 3 mm. long, white with a yellow apex and a purple area between the yellow and white areas.. Fig. 83 J–R, p. 388.
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