Type:"Northern Territory, Ayers Rock to Docker River road at Irvine River crossing. 25°04'S, 129°59'E. Gravelly clay flats with scattered Acacia aneura, chenopods and grasses and various other Asteraceae. 25.vii.1988, M.G.Corrick 10415 (MEL 693794). Isotypi: K, PERTH."