brachythecium rutabulum, juncus compressus, alopecurus geniculatus, leersia oryzoides, plantago uliginosa, lindernia procumbens, cyperus fuscus, eleocharis palustris, equisetum arvense, gnaphalium uliginosum, persicaria lapathifolia, rumex maritimus, sagina procumbens, bidens radiata, echinochloa crus-galli, galinsoga quadriradiata, limosella aquatica, ranunculus sceleratus