glycyrrhiza echinata, agrostis stolonifera, alisma plantago-aquatica, amaranthus retroflexus, argentina anserina, chenopodium album, cuscuta europaea, echinochloa crus-galli, elymus repens, galega officinalis, lepidium draba, phragmites australis, prunella vulgaris, solidago canadensis, sonchus palustris, trifolium repens