text: stellaria media, aphanes arvensis, arabidopsis thaliana, arenaria serpyllifolia, capsella bursa-pastoris, chenopodium album, elymus repens, fallopia convolvulus, geranium pusillum, gnaphalium uliginosum, lamium amplexicaule, myosotis arvensis, papaver rhoeas, plantago uliginosa, poa annua, sinapis arvensis, thlaspi arvense, trifolium pratense, tripleurospermum inodorum, veronica persica, viola arvensis, centaurea cyanus, lycopsis arvensis, matricaria chamomilla, persicaria lapathifolia, senecio vulgaris, spergula arvensis, veronica arvensis