bifora radians, medicago sativa, ranunculus arvensis, alopecurus myosuroides, apera spica-venti, arenaria serpyllifolia, avena fatua, brassica rapa, buglossoides arvensis, cerastium glomeratum, cirsium arvense, convolvulus arvensis, delphinium consolida, euphorbia falcata, fallopia convolvulus, fumaria officinalis, galium tricornutum, geranium dissectum, gladiolus italicus, lactuca serriola, lysimachia arvensis, lysimachia foemina, medicago lupulina, papaver rhoeas, polygonum aviculare, polygonum bellardii, scandix pecten-veneris, stellaria media, thlaspi arvense, thymelaea passerina, veronica persica, vicia sativa, viola tricolor