spergularia rubra, arabidopsis thaliana, draba verna, juncus bufonius, montia arvensis, myosurus minimus, poa annua, rumex acetosa, sagina apetala, senecio vulgaris, spergula arvensis, stellaria media, trifolium repens, tripleurospermum inodorum, veronica arvensis, veronica hederifolia, viola tricolor