Oxybasis chenopodioides, (Syn. Chenopodium chenopodioides) is a species of flowering plant in the amaranth family known by the common name low goosefoot. It is native to South America, but it is known in widespread parts of Africa, Asia, Europe, and North America as an introduced species. It grows in wet non-saline and saline soils, such as mudflats, salt marshes, and lake margins.