be, arr. antwerpen, viola arvensis, fallopia convolvulus, rumex acetosella, chenopodium album, rumex angiocarpus, stellaria media, scleranthus annuus, capsella bursa-pastoris, veronica arvensis, scleranthus polycarpos, apera spica-venti, elymus repens, vicia sativa, poa annua, spergula arvensis, vicia hirsuta, centaurea cyanus, erigeron canadensis, polygonum aviculare, arenaria serpyllifolia, arabidopsis thaliana, ornithopus perpusillus, cirsium arvense, raphanus raphanistrum, erodium cicutarium, myosotis arvensis, equisetum arvense, arnoseris minima, setaria viridis, agrostis capillaris, digitaria ischaemum, senecio vulgaris, anthoxanthum aristatum, achillea millefolium, gnaphalium uliginosum, avenella flexuosa, anthemis arvensis, papaver dubium, persicaria maculosa, teesdalia nudicaulis, artemisia vulgaris, galeopsis tetrahit, trifolium arvense, tripleurospermum inodorum, veronica hederifolia, spergularia rubra, convolvulus arvensis, logfia minima, aphanes arvensis, spergula morisonii