convolvulus arvensis, achillea virescens, raphanus raphanistrum, vicia hirsuta, mentha arvensis, cirsium arvense, euphorbia exigua, kickxia spuria, lysimachia vulgaris, persicaria maculosa, polypogon viridis, prunella vulgaris, rumex acetosella, sinapis arvensis, sonchus arvensis, spergula arvensis, vicia cracca, vicia tetrasperma