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Pakistan | Family List | Poaceae | Bromus

Bromus scoparius Linn., Cent. Pl. 1:6. 1755. Amoen. Acad., ed. 1, 4: 266. 1759; Boiss., Fl. Or. 5:650. 1884; Hook. f., Fl. Brit. Ind. 7:360. 1896: Rozhev. & Shishkin in Kom., Fl. URSS 2:581. 1934; Ovchinnikov, Fl. Tadzh. 1:248. 1957; Sultan & Stewart, Grasses W. Pak. 2:178. 1959; Bor. Grasses Burma Ceyl. Ind. Pak. 456. 1960; Bor in Towns., Guest & Al-Rawi, Fl. Iraq 9:152. 1968; Bor in Rech. f., Fl. Iran. 70:116. 1970; Tzvelev, Poaceae URSS 232. 1976; Smith in Tutin et al., Fl. Eur. 5:188. 1980.

  • Bromus confertus M. Bieb.
  • Bromus degenii Penzes
  • Bromus ovatus Gaertn.
  • Bromus rigens Linn.
  • Bromus scoparius var. psilostachys Halacsy
  • Bromus scoparius var. villiglumis Maire & Weill.
  • Serrafalcus scoparius (Linn.) Parl.

    Annual; culms erect or geniculately ascending, up to 50 cm high. Leaf-blades up to 20 cm long, 2-4(-5.5) mm wide; sheaths glabrous or hirsute. Inflorescence a dense, lamp-brush panicle, sometimes interrupted, cuneate at the base, rounded at the top, 4-7 cm long, 1.5-2.5 cm wide; branches very short, rarely more than 3-4 mm long, always shorter than the spikelets. Spikelets narrowly elliptic-oblong, 7-12(-16)-flowered, 10-25(-30) mm long excluding the awns, glabrous or pubescent, the lemmas overlapping, concealing the internodes; lower glume lanceolate, 4-7 mm long, 3-5-nerved; upper glume narrowly elliptic, 4.5-8.5 mm long, 5-7-nerved; lemmas narrowly oblanceolate in side view, the lower 6-11 mm long, herbaceous with hyaline margins and tip, 7-nerved, 2-toothed at the tip, the teeth triangular-acute, 1.3-2.5 mm long, awned from between the teeth; awns 5-15 mm long, flattened, erect at first, horizontally recurved at maturity, the upper longer than the lower; palea shorter than the lemma, reaching to the base of the sinus, ciliolate on the keels; anthers 0.35-0.65(-0.85) mm long.

    Fl. & Fr. Per.: April-May.

    Type: Spain (?LINN).

    Distribution: Pakistan (Baluchistan, N.W.F.P. & Kashmir); Europe and the Mediterranean region eastwards to Northwest India.

    Bromus scoparius is a variable species often divided into a number of varieties of which the best known is that with hairy spikelets, var. villiglumis.


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