eragrostis pilosa, pulicaria vulgaris, inula britannica, juncus compressus, plantago uliginosa, persicaria lapathifolia, phalaris arundinacea, bidens frondosa, echinochloa crus-galli, eleocharis palustris, gnaphalium uliginosum, lysimachia vulgaris, rorippa sylvestris, setaria pumila, trifolium hybridum, lythrum salicaria, populus canadensis, trifolium arvense