II Secondary weeds capable of causing economic losses, of interfering with the utilisation of a resource, of being a potential hazard to health or of being a threat to the integrity of natural ecosystems. III Prohibited weeds. Includes all noxious and a number of secondary weeds. These species may not be brought into Tasmania or moved from one place to another within the State. A All species in the genus are prohibited.
Some species vary in their classification between regions.
All categories are given.