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Pakistan | Family List | Poaceae

Oropetium Trin., Fund. Agrost. 98. 1820. Hook.f., Fl. Brit, Ind. 7:366. 1896; Blatter & McCann, Bombay Grasses 247. 1935; Sultan & Stewart, Grasses W. Pak. 2:267. 1959; Bor, Grasses Burma Ceyl. Ind. Pak. 474. 1960; Jain in Bull. Bot. Surv. Ind. 9:284. 1967.

Small tufted perennials with fibrous or papery remains of old leaf-sheaths at the base, rarely annuals. Leaf-blades linear, flat or folded, obtuse to finely acute, sparsely to densely pilose or subglabrous. Inflorescence a single slender, straight, curved or coiled terminal spike bearing spikelets embedded in hollows arranged alternately in 2 opposite, subopposite or adjacent ranks; rhachis slender, spongy or herbaceous, tough or fracturing horizontally into segments of 111(-8) spikelets. Spikelets 1-2-flowered; lower glume adaxial, minutely hyaline and nerveless, rarely absent (resembling the upper in the terminal spikelet); upper glume abaxial, usually appressed to the rhachis, exceeding and covering the floret, lanceolate, herbaceous and tough, (1-)3-nerved, acute to finely awned; lemma elliptic, oblong or obovate when flattened, membranous, 1-3-nerved, keeled, apex 2-toothed and mucronate, the mucro rarely produced into an awn. Caryopsis elliptic-oblong or obovate.

A genus of 6 species in Africa, India, Pakistan, Burma and Sri Lanka; represented locally by a single species.

Lower Taxon

Related Synonym(s):


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