直唇姜属 zhi chun jiang shu

Pseudostems slender. Leaves shortly petiolate; leaf blade cordate or subsagittate at base. Inflorescence a terminal spike; bracts and bracteoles present. Calyx tubular or clavate, split on 1 side, apex 2- or 3-toothed. Corolla tube cylindric, longer than calyx; lobes lanceolate, central one larger than lateral ones. Lateral staminodes absent. Labellum erect, narrowly spatulate, base adnate to filament or not, apex 2-cleft or -lobed. Filament exserted from corolla, distally grooved. Style filiform; stigma cupular, ciliate. Ovary 3-loculed; ovules numerous, biseriate; placentation axile. Capsule subglobose or ellipsoid, 3-valved, dehiscent or not; pericarp thin.

Two species: China, Myanmar, Thailand; two species in China.

Lower Taxa

• Pommereschea lackneri Wittmack
• Pommereschea spectabilis (King & Prain) K. Schumann