A key for the identification of weeds in New Zealand. This Lucid 3 key is for the identification of more than 650 weeds (species, subspecies, varieties, hybrids and cultivars). These include common weeds, the Department of Conservation consolidated list of environmental weeds in New Zealand (Howell, 2008), the National Pest Plant Accord (NPPA) list of species banned from sale, distribution, and propagation in New Zealand, and Regional Pest Management Plan (RPMP) species.