What is the meaning of Andropogon?

(n.) A very large and important genus of grasses, found in nearly all parts of the world. It includes the lemon grass of Ceylon and the beard grass or broom sedge, of the United States. The principal subgenus is Sorghum, including A. sorghum and A. halepensis, from which have been derived the Chinese sugar cane, the Johnson grass, the Aleppo grass, the broom corn, and the durra or Indian millet. Several East Indian species, as A. nardus and A. schoenanthus, yield fragrant oils, used in perfumery.