veronica verna, linum austriacum, convolvulus arvensis, achillea millefolium, arabidopsis thaliana, artemisia vulgaris, cerastium arvense, euphorbia cyparissias, hypericum perforatum, onobrychis viciifolia, papaver rhoeas, poa compressa, poterium sanguisorba, sherardia arvensis, trifolium pratense, tripleurospermum inodorum, veronica hederifolia, vicia villosa