text: secale cereale, scleranthus annuus, apera spica-venti, arnoseris minima, centaurea cyanus, rumex acetosella, viola arvensis, anthoxanthum aristatum, holcus mollis, polygonum aviculare, spergula arvensis, vicia sativa, viola tricolor, achillea millefolium, agrostis stolonifera, aira caryophyllea, aphanes arvensis, capsella bursa-pastoris, chenopodium album, convolvulus arvensis, fallopia convolvulus, ornithopus perpusillus, poa annua