text: hordeum murinum, calendula arvensis, erodium malacoides, lathyrus clymenum, scandix pecten-veneris, anacyclus clavatus, capsella bursa-pastoris, convolvulus arvensis, euphorbia helioscopia, galium aparine, hedypnois rhagadioloides, malva neglecta, medicago polymorpha, senecio gallicus, silene diversifolia, sinapis alba, sonchus oleraceus, veronica polita