text: avena sativa, arabidopsis thaliana, centaurea cyanus, cirsium arvense, elymus repens, galium aparine, lamium purpureum, stellaria media, thlaspi arvense, tripleurospermum inodorum, veronica arvensis, veronica hederifolia, veronica persica, veronica sublobata, viola arvensis, anthemis arvensis, apera spica-venti, capsella bursa-pastoris, lamium amplexicaule, myosotis arvensis, polygonum aviculare, roemeria argemone, vicia tetrasperma