thatching grass

…grassland consisting of Pennisetum or Hyparrhenia develops and may be kept in this condition indefinitely through burning or through the browsing and grazing of such herbivores as elephants. Other grasses such as Aristida and Chrysopogon are important in drier sites, and Themeda occurs in cooler places at higher altitudes. Herbivorous…

of bluestem (Andropogon), thatching grass (Hyparrhenia), and kangaroo grass (Themeda). In wetter savannas, Brachystegia trees grow above a 3-metre- (10-foot-) tall understory of elephant grass (Pennisetum purpureum). The most-common West African savanna trees are in the genera Anogeissus, Combretum, and