Austroeupatorium is a genus of plants native primarily to South America, including herbaceous perennials and shrubs. The native range is focused on eastern South America and extends as far north as Panama and Trinidad and as far west as Bolivia.

Species

The species A. inulifolium is native to South America, from Panama to Argentina. It has been introduced to Sri Lanka, Indonesia, Taiwan, the Philippines, and Sumatra. It is a highly invasive species in the Knuckles Range in Sri Lanka. It can be either a herbaceous perennial or a shrub and can grow up to two meters tall. It particularly colonizes disturbed areas such as roadsides and fields prepared for planting.