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Taiwan Gramineae | Family List | Poaceae | Echinochloa

Echinochloa frumentacea (Roxb.) Link, Hort. Berol. 1: 204. 1827; Hsu, Fl. Taiwan 5: 554. 1978.


Echinochloa frumentacea

Credit: CC Hsu

Panicum frumentaceum Roxb., Fl. Ind. 1: 307. 1820.

Annuals; culms stout, to 10 mm in diam., less than 120 cm high. Blades linear, acuminate, scabrous, 10-40 cm long, 10-20 mm wide, margins cartilaginous, white; ligule absent; sheath glabrous, loose, shorter than internode. Panicle erect, main axis ridged, stout, ridges scabrid, tubercle bristled; branches curved, densely flowered. Spikelets usually purplish, broadly ovate, 3-4 mm long, awnless or sometimes mucronate; lower glume small, 1/3-3/5 as long as spikelet; upper glume slightly shorter than spikelet, usually awn-tipped, lower lemma staminate; upper floret protruding above glumes when mature, mucronate, smooth and shining, margins inrolled, enveloping upper palea, but upper part free.

TAIPEI: Taipei, Shimada 718.

Widely cultivated in the warmer parts of Asia and Africa.


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