" elephant grass "

[Noun]  | "elephant grass" 

1: an Old World cattail (Typha elephantina) used especially in making baskets

2: napier grass

Origin: 1832 ;

[Noun]  | "na*pi*er grass" | \ ˈnā-pē-ər- \

1: a tall stout African perennial grass (Pennisetum purpureum) that resembles sugarcane and is widely grown for forage —called also elephant grass

Origin: 1919 ;

 Napier, town in South Africa;