agrostis stolonifera, helosciadium repens, ranunculus repens, trifolium repens, cyperus fuscus, juncus effusus, bidens tripartita, argentina anserina, carex hirta, juncus articulatus, plantago major, carex vulpina, echinochloa crus-galli, typha angustifolia, alisma plantago-aquatica, cynodon dactylon, epilobium parviflorum, jacobaea erratica, mentha aquatica, ranunculus sceleratus, salix cinerea, salix purpurea, verbena officinalis, veronica catenata