Ophiuros exaltatus

About

Ophiuros exaltatus is a species of flowering plant in the grass family Poaceae. It is native to the seasonally dry tropics of the Indian Subcontinent, southern China, Southeast Asia, some of the islands of Malesia, New Guinea, and northern Australia. A tufted perennial grass reaching 0.5 to 1.5 m, since Linnaeus it has been subject to taxonomic confusion with the much more widespread and invasive grass Rottboellia exaltata L.f..

Summary from Wikipedia