Zone de Texte: Does the plant have intrinsic attributes that indicate that it could cause significant harm to plants or plant communities? Is the species invasive in its native range? Is it invasive outside its native range? Is it highly adaptable to different environments? Does it have a high reproduction rate? Are propagules highly mobile? Does it build up seedbanks remaining viable for several years? Is it highly competitive? Does it benefit from cultivation, browsing pressure etc.? Zone de Texte: Challenges Zone de Texte: Gritta Schrader October 2004 Zone de Texte: Federal Biological Research Center for Agriculture and Forestry Department for Plant Health, Braunschweig, Germany

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