Tall annual or perennial grasses with spikelike racemes

• Warm regions

Wikipedia Word definitions in Wikipedia
Andropogon ( common names : beard grass , bluestem grass , broomsedge ) is a widespread genus of plants in the grass family , native to much of Asia , Africa , and the Americas as well as southern Europe and various oceanic islands. There are over 100 species. ...

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Andropogon \An`dro*po"gon\, n. [NL.; Gr. 'anh`r, 'andro`s, man + pw`gwn the beard.] (Bot.) 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 ...