Habit: terrestrial herbs

Pseudobulb: corm-shaped or subtuberous or tubular, ovoid or elliptic or spindle-shaped or ovate or conical, with leaves

Leaf: characteristics: 1, petiolate

Inflorescence: type: raceme

Floral bract: small

Scape: on pseudobulb apex

Sepal: free or similar

Petal: free

Labellum: with sac or spur or auricles at base, 3-lobed

Pollinia: number: 4