It has a grey head, olive back, and bright red rump. It clings to grass stalks and flower heads while searching for seeds and small insects.
Adults have a grey head, throat, and chest, olive upperparts, and a bright red rump. The belly is a paler yellow-green, and the bill has a black upper and red lower mandible.
Outside the breeding season it lives in small groups. It clings to grass stalks and flower heads to feed, taking mainly grass seeds as well as insects caught in flight or on the ground.
An extinction-risk assessment has not been added yet.