A herb with the lower part of the stems creeping and rooting
Dorsal sepal and petals up to 5 mm. long. Lateral sepals a little shorter than dorsal.
Lip ± 5 mm. long, with concave claw bearing 2 hooked calli at base and 2 divergent relatively large apical lobes; rostellar arms linear, obtuse, slightly curved.
Leaves aggregated in middle of upright portion of stem; blade acute, rounded or subcordate at base, up to 4.5 cm. long and 1.8 cm. broad; petiole and sheath up to 12 mm. long.
Raceme up to 6 cm. long, densely 3–20-flowered.
Flowers green and white, resupinate.