aphanes arvensis, arabidopsis thaliana, teesdalia nudicaulis, veronica dillenii, anthemis arvensis, cerastium holosteoides, galium aparine, geranium pusillum, hypochaeris glabra, juncus bufonius, persicaria hydropiper, plantago uliginosa, poa annua, ranunculus repens, spergula arvensis, tanacetum vulgare, trifolium dubium, veronica arvensis, vicia villosa, viola arvensis