paspalum distichum, cyperus longus, lythrum salicaria, persicaria lapathifolia, persicaria maculosa, calystegia sepium, erigeron canadensis, persicaria hydropiper, rumex obtusifolius, salix purpurea, amaranthus hybridus, cyperus eragrostis, equisetum arvense, helosciadium nodiflorum, lotus rectus, plantago lanceolata, potentilla reptans, symphyotrichum squamatum, urtica dioica