brachythecium albicans, lolium perenne, cerastium holosteoides, galium mollugo, bromus hordeaceus, poa pratensis, rumex acetosella, veronica arvensis, viola arvensis, agrostis capillaris, jacobaea vulgaris, phleum pratense, arabidopsis thaliana, elymus repens, erigeron canadensis, holcus lanatus, hypericum perforatum, hypochaeris radicata, polygonum aviculare, trifolium dubium, tripleurospermum maritimum