Arundo donax
Miscanthus" × "giganteus, also known as the giant miscanthus, is a sterile hybrid of "Miscanthus sinensis" and "Miscanthus sacchariflorus". It is a perennial grass with bamboo-like stems that can grow to heights of 3– in one season (from the third season onwards). Just like "Pennisetum purpureum", "Arundo donax" and "Saccharum ravennae", it is also called elephant grass.