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Pakistan | Family List | Poaceae | Deschampsia

Deschampsia caespitosa (Linn.) P. Beauv., Ess. Agrost. 91, 160. 1812. Boiss., Fl. Or. 5:531. 1884; Hook.f., Fl. Brit. Ind. 7:273. 1896; Ovchinnikov, Fl. Tadzh. 1:359. 1957; Sultan & Stewart, Grasses W. Pak. 2:284. 1959; Bor, Grasses Burma Ceyl. Ind. Pak. 435. 1960; Bor in Rech.f., Fl. Iran. 70:316. 1970; Tzvelev, Poaceae URSS 281. 1976; Clarke in Tutin et al., Fl. Fur. 5:225.1980.

  • Aira caespitosa Linn.

    Densely tufted perennial tussock grass; culms erect, 30-160 cm high. Leaves mostly basal; blades mostly 7-40 cm long and 2-5 mm wide, flat, or rolled when dry, coarsely ridged above, scabrid on the ridges and harsh to the touch; ligule scarious, up to 15 mm long. Panicle oblong, 10-30 cm long, loose or rarely ± contracted. Spikelets narrowly oblong, 2-6.5 mm long, 2 (rarely 3)-flowered, green or purple with a golden or silvery sheen; lower glume oblong to narrowly elliptic, acute or obtuse, the upper elliptic, 3-nerved, acute; lemma elliptic-oblong, 3-4.5 mm long, 4-toothed, or 2-lobed with the lobes lacerate, awned from near the base, less often from one-third or even half way up the back; awns mostly straight, capillary, 3-5 mm long, scarcely projecting beyond the glumes.

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

    Type: Europe, Linnaeus (LINN).

    Distribution: Pakistan (N.W.F.P. & Kashmir); temperate regions of both hemispheres; mountains of tropical Africa.

    Tufted Hair-grass is common on marshy ground at high altitudes (2500-3500 m).


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