Setaria dielsii

Setaria dielsii, commonly known as Diels' pigeon grass, is a species of grass native to Australia.
Description.
It is an annual grass that grows in tufts from 20 to 130 centimetres high. It has green flowers that occur in an open panicle.
Taxonomy.
This species was first published by Rudolf Albert Wolfgang Herrmann in 1910. Its only synonym is "Setaria buchananii", published by Albert Spear Hitchcock in 1927.
Distribution and habitat.
It occurs in Western Australia and the Northern Territory.