Thynninorchis

Glabrous terrestrial herbs. Leaves absent. Flowers dull-coloured, labellum uppermost, floral bract loosely sheathing the pedicel; perianth segments reduced, cryptic, slender. Labellum hinged to extension of column base via a slender claw, lamina covered in hairs and glandular, warty calli. Column incurved, winged, with 2 pairs of incurved tapering acuminate lobes, basal foot elongate.