achillea millefolium, ambrosia artemisiifolia, bromus squarrosus, bromus tectorum, cichorium intybus, cirsium arvense, convolvulus arvensis, convolvulus cantabrica, delphinium consolida, echium vulgare, erigeron acris, galium aparine, galium humifusum, lactuca tatarica, picris hieracioides, poa angustifolia, polygonum aviculare, reseda lutea, sisymbrium loeselii, tragopogon dubius, carduus acanthoides, daucus carota, linaria genistifolia