Fl. us. solitary; floral bracts us. 2–3, small. Per. glandular-pubescent; dorsal sepal uppermost, concave, adnate to column near base and ± arched over it; lateral sepals and petals longer, narrower, subsimilar. Labellum shortly clawed, half-erect; disc broad-oblong, mid-lobe narrow and recurved; calli stipitate and rounded, in longitudinal rows extending inwards from broader part of mid-lobe. Column elongate, ± curved, winged throughout, the wings produced upwards in ± toothed lobes above the anther; anther terminal, incurved, pollinia mealy; stigma prominent, inclined downwards, rostellum 2-lobed. Plants terrestrial, slender, glab.; tubers absent; rhizome fleshy, branched. Lf solitary, petiolate from rhizome, sessile on flowering stem; lamina short and broad, length rarely 2 × width. Includes, besides the type sp. , which is endemic to N.Z., 1 Australian sp.