Plant: stems to 1m tall with up to 70 flowers.

Flowers: rather knobbly, dark brown to greenish outside, white within. Labellum uppermost, with a black tip visible at the mouth. On dissection transverse ridges can be seen on the back of a very short column.

Flowering: November to February.

Habitat: lowland to montane forest and common in mature pine plantations. Widespread

Conservation: the most common species, locally numerous, not threatened.

Notes: lacks chlorophyll; tubers may flower irregularly and often peak after disturbance such as a windfall. Pale forms are sometimes found.

Key features: knobbly outer labellum and short column deep within the tube.