Siliquamomum Baillon
Leaf: shape: lanceolate, lanceolate-oblong
Petiole: present
Inflorescence: raceme, lax, terminal
Calyx: tubular, apex 2-lobed or 2-toothed, apex 3-lobed or 3-toothed, split on 1 side, campanulate or turbinate
Corolla: apex dilated, campanulate
Corolla lobes: central lobe longer and wider than lateral lobes
Labellum: obovate or tongue-shaped
Filament: short or absent
Anther: linear or oblong
Ovary: 3-loculed basally, 1-loculed apically
Fruit: cylindric or oblong, torulose