Terrestrial herbs, 70-85cm high.

    Pseudobulbs subconical, 1-2 cm in diameter, with 2-3 sheaths and 3-4 leaves.

    The leaves are not fully expanded at the flowering stage, papery, oval, 29-41 cm long, 12-17 cm wide, the apex is acuminate, the base is narrowed to a 34-43 cm long handle, and the back is pubescent.

Scapes from leaf clusters on upper pseudostem, 49 to 56 cm long, puberulent ; inflorescence stalk 24-31cm long, sparse 17-25 flowers ; bracts persistent, ovate-lanceolate, 5-8 mm long ; the pedicels and ovaries are 1.8-2.5 cm long and puberulent. Sepals and petals yellowish brown, lip white, labial with purplish red spots, pistil white ; middle sepals ovate-elliptic, 1. 3-1. 5-0. 9 cm, apex acute, puberulent ; lateral sepals ovate-elliptic, 1.5-1.7-0.6-0.7cm, apex acute, dorsal puberulent ; petals narrowly elliptic, 1.3-2.5-5-5.5 mm wide, apex acuminate, base with short claw ; lip valve trilobed, lateral lobes obovate- oblong, 4.0-4.5-5 3.0-3.5 mm, base adnate to pistil column wing ; middle lobes nearly expanded, 5.0-5.5-2.0-2.3mm, apex acuminate ; disk with 3 ridges, middle extended to apex ; cylindrical, 7-9 mm long, apex obtuse, outside pubescent ; stamens 4.0-4.5 cm long, ventral puberulent, stamen wings downward, attached to the lips ; stamen beak 2 crack ; pollen mass 8, narrowly ovoid, equal in size, 1.5-1.7 mm long. 

Flowering March.