Robust terrestrial. Pseudobulbs ovoid, to 7 cm long. Leaves 4?6, lanceolate, to 120 cm long, to 9 cm wide. Inflorescences to 1 m tall. Flowers many, to 2.5 cm wide, purple to pink; throughout the year. Sepals and petals similar, elliptic. Labellum callus hairy, yellow.

India to New Guinea.

S. papuana Bailey from New Guinea is a robust terrestrial with squat pseudobulbs, long leaves that often droop in the upper half, erect inflorescences of 2-8 pink or purple flowers and 3-lobed labella that are yellowish towards base.

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.