medicago lupulina, silene latifolia, erigeron canadensis, lolium multiflorum, papaver rhoeas, paspalum distichum, bromus rigidus, festuca bromoides, juncus bufonius, poa trivialis, ranunculus sardous, rumex conglomeratus, agrostis stolonifera, ammi majus, artemisia vulgaris, avena barbata, bolboschoenus glaucus, capsella bursa-pastoris, cirsium arvense, cirsium creticum, daucus carota, echinochloa crus-galli, elymus repens, erigeron bonariensis, galega officinalis, lactuca serriola, lysimachia arvensis, lythrum salicaria, phalaris canariensis, phragmites australis, plantago major, polygonum aviculare, sonchus oleraceus, trifolium arvense