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Rottboellia Linn.f., Nov. Gram. Gen. 23. 1779. Hook.f., Fl. Brit. Ind. 7:151. 1896; Blatter & McCann, Bombay Grasses 38. 1935; Bor, Fl. Assam 5:442. 1940; Sultan & Stewart, Grasses W. Pak. 1:143. 1958; Bor, Grasses Burma Ceyl. Ind. Pak. 206. 1960; nom conserve.
Erect annuals. Leaf-blades flat; ligule a very short membrane. Inflorescence a single raceme, either terminal or aggregated into a spatheate false panicle; racemes cylindrical; internodes squatly clavate, fused to the adjacent pedicel. Sessile spikelet sunk in the internode; callus truncate with a prominent central peg; Lower glume coriaceous, broadly convex, 2-keeled, smooth, narrowly winged at the apex; lower floret male, with hyaline lemma and well-developed palea; upper lemma entire and awnless; caryopsis ovate in face view, crescentic in side view. Pedicelled spikelet herbaceous or scarious, a little smaller than the sessile; pedicel oblong, flattened, scarcely distinguishable from the internode.
A genus of 4 species in the Old World tropics and introduced to the Caribbean; 1 species occurs in Pakistan.
Lower Taxon
Related Synonym(s):
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