hordeum vulgare, avena sterilis, ranunculus arvensis, vicia sativa, bifora radians, coronilla scorpioides, galium aparine, geranium dissectum, helminthotheca echioides, lathyrus annuus, legousia speculum-veneris, lysimachia foemina, papaver rhoeas, rapistrum rugosum, scandix pecten-veneris, sherardia arvensis, sinapis arvensis, veronica persica, gladiolus italicus, phelipanche ramosa