Japanese knotweed (Reynoutria japonica) is a notoriously invasive riparian plant species which spreads primarily through detachment and dispersal of rhizomes. Currently management options are limited, there no biological counters to its spread across the country besides one species. Aphalara itadori, psyllid native East Asia has recently been approved by USDA be released in United States contro...

Th e term “planta hortifuga“ refers to all cultivated plant species that have escaped from cultivation and grow spontaneously in diff erent natural, semi-natural or manmade habitats. List of “planta hortifuga” (Tab.1) consists of 120 taxa. Traits are given for each species: Raunkiaer’s life-form groups, taxonomic rank (family and species), geographical origin, use value, invaded habitat, invasi...