Epiphytic plant. Rhizome stout,2.5-3.5 mm thick.Pseudobulbs globose-ovoid to narrowly ovoid,3-5.5 cm by 2-3.5 cm,4-6 lightly ribbed,enveloped in fibrous sheaths,borne on terete rhizome at an interval of 5-8 cm;leaf apical,single,oblong to linear-oblong,10-18 by 2-3.5 cm,tapering at each end,subacute,notched,shortly petiolate at base.

Inflorescence arising from the base of pseudobulb,8-10 cm long;raceme cylindric,4.5-7 cm,decurved,densely flowered;floral bracts lanceolate,5-6 mm by 1.5-2 mm,longer than the ovary.Flowers imbricate,7-8 mm long,orange-yellow to greenish,spotted or suffused with red-brown or purple,dark red shinning.Sepals subequal,oblong-ovate,acute,4.5-8 mm by 2.5-3.5 mm,dorsal sepal shorter than lateral sepals,greenish,netted with brownish-red wart-like blotches;petals small,broadly ovate,apex caudate-aristate,margins slightly setaceous,1-veined,2.5-3 mm by 1.5-2 mm,orange-yellow with dark reddish-brown blotches.Lip oblong-ovate,auriculate at base,recurved,3.5-4.5 mm by 1.4-1.8 mm,dark reddish-brown,disk with a median groove,obtuse at apex.Column 1.3-1.5 mm long,with two apical,slightly curving arms,orange-yellow;stelidia raising well above the top of operculum,somewhat forwards curved,acute;column foot 1 mm long,curved.Fl.Oct-Feb.