plantago uliginosa, stellaria aquatica, lythrum salicaria, echinochloa crus-galli, galinsoga quadriradiata, rorippa sylvestris, artemisia vulgaris, bidens frondosa, bryum argenteum, chenopodium ficifolium, cyperus fuscus, erigeron canadensis, galinsoga parviflora, lipandra polysperma, phalaris arundinacea, poa annua, poa palustris, tripleurospermum inodorum, amaranthus retroflexus, capsella bursa-pastoris, erysimum cheiranthoides, gnaphalium uliginosum, juncus bufonius, juncus compressus, mentha aquatica, oenanthe aquatica, oxybasis glauca, rorippa amphibia, stachys palustris, tanacetum vulgare, urtica dioica