artemisia vulgaris, echinochloa crus-galli, gnaphalium uliginosum, lipandra polysperma, poa annua, rorippa amphibia, salix purpurea, scrophularia nodosa, stellaria aquatica, tripleurospermum inodorum, urtica dioica, agrostis stolonifera, bidens frondosa, capsella bursa-pastoris, epilobium ciliatum, galinsoga quadriradiata, juncus bufonius, persicaria hydropiper, plantago major, rorippa palustris, rumex aquaticus, robinia pseudoacacia