text: echinochloa crus-galli, barbarea stricta, barbarea vulgaris, butomus umbellatus, epilobium tetragonum, mentha longifolia, rapistrum rugosum, solidago canadensis, typha angustifolia, veronica anagallis-aquatica, veronica beccabunga, deschampsia cespitosa, populus nigra, salix alba, urtica dioica