Pterostylis turfosa, commonly known as the bearded bird orchid, is a species of orchid which is endemic to the south-west of Western Australia. Flowering plants have a single translucent green flower with darker green veins, on a flowering stem with up to eighteen stem leaves. It is one of a number of bearded orchids, some of which have yet to be formally described, all of which have a distinctive feather-like labellum.

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