New Zealand Tuberous sword fern is listed in the National Plant Pest Accord of New Zealand. To be included on the Accord list the pest plant must be declared an 'unwanted organism' under the Biosecurity Act 1993. Tuberous sword fern is classified as a Surveillance Pest Plant in the Auckland Regional Pest Strategy 2007–2012. Surveillance Pest Plants include species that have been identifi ed as having signifi cant impacts on the biosecurity values of the Auckland region. The Regional Council seeks to prevent their establishment or spread by prohibiting their sale, propagation, distribution and exhibition. It is found growing in native forest, scrub and shrublands, coastal sites, in urban open spaces and on islands. Auckland Council recommends a weed wipe using 2g metsulfuron/1L and spray using Spray 1g metsulfuron/10L.
The Global Invasive Species Database is managed by the
Invasive Species Specialist Group (ISSG) of the IUCN Species
Survival Commission. It was developed as part of the global
initiative on invasive species led by the Global Invasive
Species Programme (GISP) and is supported through partnerships
with the National Biological Information Infrastructure,
Manaaki Whenua-Landcare Research and the University of
Auckland. Conditions of use.