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Pakistan | Family List | Poaceae | Leersia

Leersia oryzoides (Linn.) Sw., Prodr. Veg. Ind. Occ. 21. 1788. Boiss., Fl. Or. 5:469. 1884; Hook. f., Fl. Brit. Ind. 7:94. 1896; Bor in Rech.f., Fl. Iran. 70:6. 1970; Tzvelev, Poaceae URSS 99. 1976; Tutin in Tutin et al., Fl. Eur.5: 260. 1980.

  • Homalocenchus oryzoides (Linn.)Mieg. ex Hall.
  • Phalaris oryzoides Linn.

    Rhizomatous perennial; culms up to 1.5 m long, decumbent and sprawling, rooting at the nodes, the terminal portion erect, glabrous or somewhat scabrid-hispid near the nodes, the nodes pubescent. Leaf-blades up to 30 cm long and 1.5 cm wide, coarsely scabrid on both surfaces, often retrorsely hispid along the margins and midrib; ligule truncate, 0.5-1 mm long; sheaths scabrid and often hispidulose between the nerves. Panicle ovate or narrowly ovate, up to 30 cm long, exserted or included. Spikelets elliptic to linear, 4.5-7.5 (-8) mm long; lemma and palea glabrous or ciliate on the keels, glabrous or shortly pubescent on the body. especially along the nerves; stamens 3.

    Fl. & Fr. Per.: July-October.

    Type: Virginia, U.S.A. (LINN).

    Distribution: Pakistan (N.W.F.P. & Kashmir); North America, Europe, Central Asia and Japan.

    A plant of heavy wet soils, pond and stream margins and occasionally tidal estuaries.


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