Infl. terminal, paniculate, of several racemes produced in succession up one axis, each raceme with several to many crowded empty bracts near its base; floral bracts more widely spaced, small. Per. glab.; labellum uppermost; sepals and petals free, subequal, spreading. Labellum ± lobed, broad above the narrow sessile base, lacking conspicuous calli, at first erect and embracing column. Column short, ± cylindric, very narrowly winged, foot very short or absent; anther terminal, operculate, incumbent, narrowly joined to column just below its apex, caducous, pollinia 4, ± waxy; stigma deeply concave, separated from anther by prominent rostellum to the tip of which the pollinia adhere by their lower ends. Plants epiphytic or rupestral; lfy stems ∞, cane-like, enclosed within lf-sheaths, unbranched, arising from prostrate sympodial axis bearing long, sts green roots. Lvs ± distichous, narrow-linear, jointed to sheath which is ± flattened. Genus of c. 10 spp., 5 in New Caledonia, 2 in N.Z., and 1 each in Tahiti, Samoa, and Fiji (possibly 2), the N.Z. spp. endemic.