argentina anserina, carex nigra, agrostis stolonifera, carex panicea, gnaphalium uliginosum, plantago major, polygonum aviculare, potentilla reptans, ranunculus repens, stachys palustris, calliergonella cuspidata, cerastium fontanum, cirsium vulgare, eleocharis palustris, persicaria amphibia, poa annua, rorippa palustris, trifolium repens