equisetum arvense, melilotus albus, veronica persica, galinsoga parviflora, oxalis stricta, papaver rhoeas, arenaria serpyllifolia, capsella bursa-pastoris, chenopodium album, convolvulus arvensis, elymus repens, lysimachia vulgaris, polypogon viridis, arabidopsis thaliana, erigeron annuus, medicago lupulina, persicaria maculosa, raphanus raphanistrum, trifolium repens