argentina anserina, carex nigra, agrostis stolonifera, carex panicea, gnaphalium uliginosum, persicaria amphibia, plantago major, poa annua, polygonum aviculare, potentilla reptans, ranunculus repens, rorippa palustris, calliergonella cuspidata, galium palustre, persicaria maculosa, scorzoneroides autumnalis, trifolium repens