sentences:  The woody plants are the "Fecus verruculosa" and the "Hyphaene crinata".The grasses reported are the "Phragmites communis", "Dichanthium papillusum", "Panicum repens", "Andropogon encomus", "Echinochloa pyramidelis" and "Imperata cylindrica".Although about 90% of Botswana is covered by some kind of savanna, even the Kalahari Desert contains adequate vegetation to support tens of thousands of wild animals.