TY - CONF T1 - Ornamentals and invasive plants: if you choose one you get the other as well T2 - Mini symposium on aliens and invasive species Y1 - 2013 A1 - Ivan Hoste JF - Mini symposium on aliens and invasive species PB - National Botanic Garden of Belgium CY - National Botanic Garden of Belgium, Domein van Bouchout, B-1860 Meise, Belgium ER -