text: arrhenatherum elatius, urtica dioica, persicaria maculosa, symphytum officinale, elymus repens, heracleum sphondylium, phragmites australis, poa annua, ranunculus repens, argentina anserina, cerastium holosteoides, dactylis glomerata, galium aparine, lolium perenne, poa trivialis, polygonum aviculare, rumex obtusifolius, trifolium pratense