Pennisetum

Pennisetum ( /ˌpɛnɨˈsiːtəm/) is a genus of grasses in the family Poaceae, native to tropical and warm temperate regions of the world. They are large annual or perennial grasses growing 1–4 m tall, and are collectively known as the pennisetums. The related genus Cenchrus is occasionally included in Pennisetum.