hordeum distichon, agrostis stolonifera, apera spica-venti, arabidopsis thaliana, capsella bursa-pastoris, chenopodium album, scleranthus annuus, viola arvensis, centaurea cyanus, glebionis segetum, raphanus raphanistrum, rumex acetosella, veronica arvensis, vicia sativa, avena sativa, erodium cicutarium, fallopia convolvulus, lolium multiflorum, myosotis arvensis, ornithopus perpusillus, papaver dubium, persicaria lapathifolia, persicaria maculosa, stellaria media, juncus bufonius, polygonum aviculare