Compact epilith. Pseudobulbs cylindrical to conical, to 3 cm long, warty, green to purplish. Leaves 2, elliptic to oblanceolate, to 25 cm long, to 3.5 cm wide. Flowers 1 or sometimes 2, to 6 cm wide; winter. Sepals and petals similar, lanceolate, usually cream or white. Labellum obscurely 3-lobed, white with yellow, red or brown markings.

N India, Burma,Thailand and China.

P. praecox (Sm.) D. Don from India, Burma, Thailand and China is a compact epiphyte or epilith with 2-leaved pseudobulbs and large, mostly solitary, pink to purplish flowers.

Source: Jeanes, J. (2005). Orchidaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 5. Flowering plants. Monocotyledons. The identification of garden and cultivated plants. University of New South Wales Press.