A herb with the lower part of the stems creeping and rooting

Source: [
• 1
]. 

Small green white flowers

Source: [
• 1
]. 

Dorsal sepal and petals up to 5 mm. long. Lateral sepals a little shorter than dorsal.

Source: [
• 5
]. 

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.

Source: [
• 5
]. 

Fig. 48.

Source: [
• 5
]. 

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.

Source: [
• 5
]. 

Raceme up to 6 cm. long, densely 3–20-flowered.

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• 5
]. 

Flowers green and white, resupinate.

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• 5
]. 

Perennial herb up to 20 cm. high.

Source: [
• 5
]. 

In forests.

Source: [
• 1
].