stellaria media, arabidopsis thaliana, tripleurospermum inodorum, capsella bursa-pastoris, papaver rhoeas, veronica arvensis, viola arvensis, apera spica-venti, aphanes arvensis, draba verna, elymus repens, valerianella locusta, veronica hederifolia, cerastium holosteoides, equisetum arvense, myosurus minimus, roemeria argemone, veronica persica