text: apera spica-venti, capsella bursa-pastoris, fallopia convolvulus, vicia sativa, arabidopsis thaliana, centaurea cyanus, galeopsis tetrahit, myosotis discolor, polygonum aviculare, achillea millefolium, arnoseris minima, cerastium holosteoides, chenopodium album, gnaphalium uliginosum, juncus bufonius, matricaria chamomilla, mentha arvensis, myosotis arvensis, persicaria hydropiper, plantago major, poa annua, ranunculus repens, rumex acetosella, spergula arvensis, stellaria media, veronica arvensis, viola tricolor