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Digitaria longiflora (Retz.) Pers., Syn. Pl. 1:85. 1805. Blatter & McCann, Bombay Grasses 127. 1935; Bor, Fl. Assam 5:211. 1940; Bor, Grasses Burma Ceyl. Ind. Pak. 302. 1960.
Digitaria filiculmis (Nees ex Miq.) OhwiDigitaria preslii (Kunth) Henr.Digitaria roxburghii Spreng.Milium filiforme Roxb.Panicum longiflorum (Retz.) Gmel.Panicum parvulum Trin.Paspalum brevifolium FluggePaspalum filiculme Nees ex Miq.Paspalum longiflorum Retz.Paspalum preslii KunthPaspalum pseudodurva NeesPaspalum pseudodurva var. minus Nees.Paspalum pubescenes PreslSyntherisma longiflora (Retz.) Skeels
Annual or sometimes short-lived perennial, varying from a prostrate creeper to a leafy upright plant; culms 10-60 cm high, ascending from a stoloniferous base. Leaf-blades 1-9 cm long, 1-5 mm wide, the blades and sheaths usually glabrous but occasionally hirsute. Inflorescence composed of 24 (typically 2) digitate racemes; racemes 1-10 cm long, the spikelets ternate on a ribbon-like winged rhachis with low rounded midrib; pedicels terete, smooth, with discoid or cupuliform tip. Spikelets narrowly ovate-elliptic, 1.2-1.8 mm long; lower glume a minute hyaline rim; upper glume as long as the spikelet, 5-nerved, with short appressed verrucose hairs between the nerves (sometimes glabrous between 1st and 2nd lateral nerves); lower lemma as long as the spikelet, 7-nerved, pubescent with verrucose hairs or these appressed and barely visible (sometimes glabrous beside midrib and between 2nd and 3rd nerves); fruit ellipsoid, pallid, light brown or light grey.
Type: India, Koenig (K).
Distribution: Pakistan (Punjab); throughout the Old World tropics; introduced to the New World.
Digitaria fuscescens (Presl) Henr is doubtfully distinct, differing only in its glabrous spikelets. It occurs in Southeast Asia as far west as eastern India.
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