juncus bufonius, poa annua, glyceria fluitans, gnaphalium uliginosum, plantago major, pohlia wahlenbergii, polygonum aviculare, agrostis capillaris, argentina anserina, carex hirta, persicaria hydropiper, ranunculus repens, trifolium repens, veronica beccabunga, veronica serpyllifolia, potentilla reptans