hirschfeldia incana, alyssum simplex, anthemis cotula, bromus tectorum, calendula arvensis, capsella bursa-pastoris, hedypnois rhagadioloides, hordeum murinum, lolium rigidum, roemeria argemone, silene vulgaris, convolvulus arvensis, coronilla scorpioides, galium verrucosum, herniaria cinerea, hypecoum imberbe, medicago orbicularis, plantago afra, platycapnos spicata, rhagadiolus stellatus, roemeria hybrida, scandix pecten-veneris, silene gallica, sisymbrium hispanicum, urospermum picroides, polycarpon tetraphyllum