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Paspalidium Stapf in Prain, Fl. Trop. Afr. 9:582. 1920. Blatter & McCann, Bombay Grasses 140. 1935; Bor, FL Assam 5:257. 1940; Sultan; & Stewart, Grasses W. Pak. 1:39. 1958; Bor, Grasses Burma Ceyl. Ind. Pak. 332. 1960; Bor in Rech.f., Fl. Iran. 70:475. 1970.
Annuals or perennials, often aquatic. Leaf-blades linear; ligule a ciliate rim Inflorescence composed of several to many short straight racemes spaced along a common axis and ± appressed to shallow hollows in it; rhachis triquetrous or winged, usually ending in a point, bearing single imbricate spikelets, their lower glume abaxial. Spikelets ovate, dorsally compressed, glabrous; lower glume much shorter than the spikelet; upper glume mostly almost as long as the spikelet; lower floret male or barren, its lemma resembling the upper glume; upper lemma crustaceous, acute, clasping only the edges of the palea; upper palea acute, the tip briefly reflexed. Caryopsis elliptic, dorsally compressed.
A genus of about 27 species in the tropics, 19 of them confined to Australia; 3 species occur in Pakistan.
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| 1 |
Lower floret sterile, without a palea; upper lemma
rugulose |
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Paspalidium punctatum |
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Lower floret male, with a palea; upper lemma granulose |
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(2) |
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| 2 (1) |
Leaves setaceously acuminate; spikes usually less than their own length apart; spikelets plano-convex |
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Paspalidium geminatum |
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Leaves blunt; spikes usually distant by 2-4 times their own length; spikelets gibbously globose |
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Paspalidium flavidum |
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Lower Taxa
Related Synonym(s):
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Treatments in Other Floras @ www.efloras.org
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