This species is found in coastal and inland areas of eastern Australia.

[2] The original specimen was collected at Sydney in the early colonial days.

This species first appeared in the scientific literature as Rhagodia hastata in 1810 in the Prodromus Florae Novae Hollandiae, authored by the prolific Scottish botanist, Robert Brown.

In 1978, Andrew John Scott made the combination Einadia hastata.

In 2017, Iamonico & Mosyakin replaced it by the name Chenopodium robertianum, honouring the botanist Robert Brown.