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Taiwan Gramineae | Family List | Poaceae | Digitaria

Digitaria sanguinalis (L.) Scop., Flor. Carniol. ed. 2. 1:52. 1772; Hsu, Fl. Taiwan 5: 546. 1978.


Digitaria sanguinalis

Credit: CC Hsu

Panicum sanguinalis L., Sp. Pl. 57. 1753.

Annuals; culms prostrate, basal nodes branching and rooting, to 3 mm in diam., to 100 cm high. Blades linear-lanceolate, 4-15 cm long, 3-9 mm wide, margins thick; ligule membranaceous, obtuse, 1- 3 mm long; sheath usually shorter than internodes, more or less tubercle hairy. Racemes 5-15 cm long, 3-10, digitately arranged; rachis ca. 1 mm wide, margins winged, green and serrulate, midrib white and ca. 1/3 as wide as rachis. Spikelets ca. 3 mm long, lanceolate, usually paired, one pedicellate and other sessile or shortly pediceled; pedicel compressed and margins serrate; lower glume minute, triangular, ca. 0.2 mm long, membranaceous; upper glume ca. 1/2-3/4 as long as spikelet, 3-veined, margins ciliated; lower lemma and upper lemma similar, nearly as long as the spikelet, 5-7-veined, median 3 veins far apart, glabrous, lateral one close and obscure, more or less ciliated along interveins and margins; upper florate cartilaginous, nearly as long as spikelet.

TAIPEI: Chitsou, Hsu 90. TAICHUNG: Lishan, Kuoh 8089.

The temperate and warm regions of the world. Taiwan, naturalized around villages and in waste places.


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