text: helminthotheca echioides, ononis alopecuroides, silene fuscata, convolvulus tricolor, sulla coronaria, brassica napus, ficaria verna, galactites tomentosa, galium tricornutum, geranium dissectum, gladiolus italicus, lathyrus ochrus, lathyrus odoratus, malva trimestris, medicago intertexta, melilotus infestus, ranunculus arvensis, scandix pecten-veneris, sonchus asper, vicia sativa, adonis annua, allium nigrum, bellevalia romana, cerinthe major, daucus carota, daucus muricatus, hedypnois rhagadioloides, papaver rhoeas, sinapis arvensis