stellaria media, myosotis arvensis, veronica hederifolia, cerastium glomeratum, galium aparine, lamium purpureum, viola arvensis, aphanes arvensis, arabidopsis thaliana, capsella bursa-pastoris, elymus repens, erigeron annuus, euphorbia helioscopia, rumex obtusifolius, sonchus arvensis, sonchus oleraceus, veronica persica, vicia cracca