carex acuta, achillea salicifolia, glyceria maxima, poa palustris, echinochloa crus-galli, galeopsis bifida, juncus effusus, viola arvensis, apera spica-venti, argentina anserina, artemisia vulgaris, carduus crispus, chenopodium album, erigeron canadensis, erysimum cheiranthoides, iris pseudacorus, lythrum salicaria, persicaria lapathifolia, persicaria maculosa, plantago lanceolata, plantago uliginosa, sonchus oleraceus, stellaria media