hordeum vulgare, caucalis platycarpos, cynosurus echinatus, lolium temulentum, papaver rhoeas, poa trivialis, rapistrum rugosum, scandix pecten-veneris, silene vulgaris, anthemis arvensis, avena sterilis, bifora testiculata, bupleurum lancifolium, convolvulus arvensis, dasypyrum villosum, delphinium ajacis, eryngium campestre, gaudinia fragilis, gladiolus italicus, lathyrus aphaca, lolium rigidum, lysimachia arvensis, muscari comosum, phalaris minor, phalaris paradoxa, ranunculus arvensis, ranunculus marginatus, sherardia arvensis, sonchus asper, vicia sativa, agrostemma githago