echinochloa colona

Echinochloa colona, commonly known as jungle rice, deccan grass, or Awnless barnyard grass, is a type of wild grass originating from tropical Asia. It was formerly classified as a species of Panicum. It is the wild ancestor of the cultivated cereal crop Echinochloa frumentacea, sawa millet. Some taxonomists treat the two taxa as one species, in which case the domesticated forms may also be referred to as E. colona.

The grass occurs throughout tropical Asia and Africa in fields, and along roadsides ...