- A plant of the daisy family which has become naturalized in Australia, where it is considered a noxious weed because its hooked burrs become entangled in sheep’s fleeces.
More example sentences
- Xanthium occidentale, family Compositae
- Noogoora burr is spreading along rivers in the Top End and Kimberly, where it can form thick, impenetrable barriers to wildlife, stock and anglers.
late 19th century: Noogoora from the name of a sheep station in Queensland.