Robust annual (in ours). Spikelets unisexual, the male and female
spikelets in separate inflorescences. Male inflorescence terminal,
composed of digitate or paniculate racemes; internodes bearing
paired spikelets, one on a slender, free pedicel; glumes
chartaceous; both spikelets male. Female inflorescence a single, axillary raceme, wrapped in a number of sheaths; internodes (in ours) much condensed and bearing paired sessile
spikelets at each node. Spikelets: lower floret barren; upper female; lower glume crustaceous, smooth; style long, 1, silky, pendulous from inflorescence tip. Worldwide: 4 species in Central America Zimbabwe: 1 cultivated taxon. |
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