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Pakistan | Family List | Poaceae

Phleum Linn., Sp. Pl. 1:59. 1753. Gen. Pl., ed. 5, 29. 1754; Boiss., Fl. Or. 5:480. 1884; Hook.f., Fl. Brit. Ind. 7:236. 1896; Bor, Fl. Assam 5:149. 1940; Sultan & Stewart, Grasses W. Pak. 2:293. 1959; Bor, Grasses Burma Ceyl. Ind. Pak. 402. 1960; Bor in Towns., Guest & Al-Rawi, Fl. Iraq 9:304. 1968; Bor in Rech. f., Fl. Iran. 70:285. 1970; Tzvelev, Poaceae URSS 362. 1976; Humphries in Tutin et al., Fl. Eur. 5:239. 1980.

Annuals or perennials. Leaf-blades flat. Panicle spike-like, ovoid or cylindrical, the branches sometimes adnate to the axis. Spikelets firmly laterally compressed, breaking up above the persistent glumes; rhachilla produced or not. Glumes subequal, the margins overlapping but not connate, 3-nerved, shortly awned; lemma membranous, truncate or obtuse, 1-7-nerved, awnless, the margins not connate; palea as long as the lemma or almost so.

A genus of about 10 species in temperate regions; 4 species occur in Pakistan.

1 Perennials, with non-flowering shoots at anthesis   (2)
+ Annuals, without non-flowering shoots at anthesis   (3)
2 (1) Panicle not more than 4 times as long as broad, very rarely longer; awns up to 4 mm long, almost as long as the glumes   Phleum alpinum
+ Panicle over 4 times as long as broad; awns 0.2-2 mm long, not much more than one-third the length of the glumes   Phleum pratense
3 (1) Glumes lanceolate, finely acuminate, hardly awned; keels stiffly ciliate   Phleum himalaicum
+ Glumes cuneately obovate-truncate, cuspidate; keels scabrid   Phleum paniculatum

Lower Taxa

Related Synonym(s):


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