persicaria lapathifolia, alopecurus geniculatus, rorippa palustris, capsella bursa-pastoris, cirsium arvense, agrostis stolonifera, atriplex prostrata, oxybasis glauca, poa annua, gnaphalium uliginosum, plantago major, poa trivialis, ranunculus repens, rumex crispus, spergularia marina, stellaria media