matricaria chamomilla, capsella bursa-pastoris, scleranthus annuus, lolium perenne, veronica arvensis, arabidopsis thaliana, rumex acetosella, sinapis arvensis, spergularia rubra, stellaria media, vicia sativa, viola tricolor, poa pratensis, thlaspi arvense, trifolium repens, tripleurospermum inodorum, vicia tetrasperma, erodium cicutarium, galium aparine, lactuca serriola