hordeum murinum, lolium perenne, bromus hordeaceus, matricaria discoidea, poa annua, sisymbrium officinale, trifolium repens, achillea millefolium, arctium minus, capsella bursa-pastoris, chenopodium album, crepis capillaris, dactylis glomerata, erigeron canadensis, erodium cicutarium, malva neglecta, plantago lanceolata, plantago major, poa pratensis, polygonum aviculare, rumex obtusifolius, scorzoneroides autumnalis, senecio vulgaris, trifolium pratense