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FOC | Family List | FOC Vol. 24 | Zingiberaceae

8. Etlingera Giseke, Prael. Ord. Nat. Pl. 209. 1792.

茴香砂仁属 hui xiang sha ren shu

Achasma Griffith; Diracodes Blume, nom. rej.; Geanthus Reinwardt (1828), not Rafinesque (1814) nor Philippi (1884); Nicolaia Horaninow, nom. cons.

Rhizomes creeping. Pseudostems robust. Leaves petiolate, lanceolate, large. Inflorescence arising from rhizomes, a spike or head with flowers arranged in 3 or 4 concentric circles on a flat receptacle, base surrounded by numerous sterile, involucral bracts; peduncle raised well above ground and long, or embedded in ground and short; bracts 1-flowered; bracteoles long tubular. Calyx tubular, membranous, split on 1 side, apex 3-toothed. Corolla tube equaling or longer than calyx; lobes 3, much shorter than tube. Lateral staminodes absent. Labellum tongue-shaped, ± 3-lobed, much longer than corolla lobes, base adnate to filament forming a distinct tube; central lobe colored, apex entire or 2-lobed; lateral lobes basally folded over stamen. Stamen shorter than labellum; free part of filament very short and rather broad; anther bent forward; connective appendage absent. Ovary 3-loculed; ovules numerous per locule. Capsule fleshy, indehiscent, smooth, longitudinally ridged, or with obtuse warts in rows.

About 70 species: China, India, Indonesia, Malaysia, Thailand; N Australia; three species (one endemic, one introduced) in China.

1 Peduncle raised well above ground, long, 0.8--1(--1.5) m   1 Etlingera elatior
+ Peduncle embedded in ground, short.   (2)
2 (1) Calyx 3.5--4 cm; labellum yellow at margin, free part 2.5--3 cm   2 Etlingera yunnanensis
+ Calyx 6.5--7 cm; labellum bright red at margin, free part 4.5--5.5 cm   3 Etlingera littoralis

Lower Taxa


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