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Wen's Keys | Family List | Zingiberaceae

Amomum Roxburgh

Rhizome: creeping

Leaf: shape: oblong, linear, oblong-lanceolate

Leaf: other characteristics: ligule 2-lobed, ligule entire

Bracts or bracteoles: bracteoles tubular

Inflorescence: conical,arising from rhizomes on peduncle clothed with scalelike sheaths, panicle, raceme, spike

Calyx: tubular, apex 3-lobed or 3-toothed

Corolla lobes: ovate-oblong, central lobe longer and wider than lateral lobes

Labellum: obovate or tongue-shaped, apex lobed or cleft or concave or emarginate

Stamens or staminodes: lateral staminode toothlike or subulate, lateral staminode absent or very short

Anther: locules parallel, locules diverging

Connective: appendage entire, 2-cleft or 3-lobed

Ovary: 3-loculed, ovules many per locule

Style: filiform or linear

Stigma: funnelform, margin ciliate

Fruit: dehiscent, indehiscent, winged

Seed: angled, aril laciniate


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