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Amomum Roxb.
Pl. Coromandel 3: 75 (1820), nom. cons.; R.M. Sm., Notes R. Bot. Gard. Edinb. 42: 295-314 (1985), part. rev.

Description:
     Tall herbs, some stiltrooted, rhizome usually thin. Leaves usually many. Inflorescence congested, terminal on a separate leafless shoot, peduncle sometimes short, then inflorescence subterranean and only the apical part visible; bracts closely imbricating, rather large, 1-several-flowered; bracteole tubular or open to the base; flowers white, yellow, orange or red; calyx tubular, usually 3-dentate; corolla tube about as long as calyx or longer, sometimes lateral petals centrally adnate to each other and to the labellum in their lower part; lateral staminodes small or absent; labellum longer than the petals, spathulate, variously lobed; stamen shorter than labellum, anther with well-developed, variously lobed, entire or absent crest, sometimes basally spurred; ovary trilocular. Capsule dry or fleshy, subglobose to flask-shaped, smooth ribbed or echinate, dehiscent, sometimes united in a syncarp; seeds arillate. 2n = 24, 48, 96. (From Kubitzki, et al., p. 492)

Geographical Distribution:
     Species of the genus Amomum are widely found in tropical Asia to tropical Australia, with the majority in the Malesian region.

Taxonomic Diversity:
     Amomum is the second largest genus after Alpinia in the Zingiberaceae with about 150 to 180 species. Recent analysis suggests that Amomum comprises of 2 to 3 distinct genera.

Drawing of Amomum dallachyi by Alice Tangerini.
Amomum dealbatum Roxb.

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