Pterostylis papuana
Pterostylis papuana is a plant in the orchid family Orchidaceae and is endemic to New Guinea and the Maluku and Solomon Islands. It typically grows to a height of about, the leaves at the base oblong to egg-shaped, long and wide on a petiole long. Each plant has a single pale green and white flower tinged with reddish-brown, the dorsal sepal oblong and about long, the lateral sepals and petals long. The labellum is narrowly lance-shaped and long.
This orchid was first formally described in 1899 by Robert Allen Rolfe in the Kew Bulletin of Miscellaneous Information from specimens collected on Mount Scratchley at an altitude of.