Coelogyne corymbosa Lindl.

Epiphyte. Pseudo-bulbs crowded, ovoid, slightly sheathed at the base, 2 to 4 cm long, attached to a stout rhizome. Leaves narrowly elliptic-oblong, acute, narrowed to the sessile base, 8 to 12 cm long and 2 to 4 cm in width. Raceme of variable size, decurved, its peduncle enclosed in large sheaths. Flowers 3 to 5, but for the yellow blotched lip the flower is pure white through out, very sweet-scented. Sepals and petals sub-equal, with the later narrower, lanceolate. Lip oblong, much contracted about the middle, the lateral lobes broad and blunt, the terminal lobe ovate.