echinochloa crus-galli, leersia oryzoides, cyperus fuscus, persicaria hydropiper, bidens tripartita, cyperus esculentus, lindernia dubia, panicum capillare, persicaria lapathifolia, ambrosia artemisiifolia, bidens frondosa, cyperus eragrostis, gnaphalium uliginosum, lythrum salicaria, plantago uliginosa, pulicaria vulgaris, rorippa sylvestris