Leaf: shape: oblong-lanceolate

Leaf: other characteristics: ligule 2-lobed

Petiole: present

Bracts or bracteoles: bracts 1-3, concave

Inflorescence: terminal, arising from pseudostems

Calyx: tubular, apex 2-lobed or 2-toothed, split on 1 side

Corolla: longer than calyx

Corolla lobes: central lobe longer and wider than lateral lobes

Labellum: apex lobed or cleft or concave or emarginate

Filament: short or absent

Anther: basifixed

Connective: appendage entire

Ovary: 3-loculed

Style: stylodes 2, filiform or linear

Fruit: globose

Seed: ovoid