cynodon dactylon, euphorbia chamaesyce, poa annua, portulaca oleracea, euphorbia peplus, polycarpon tetraphyllum, solanum nigrum, amaranthus albus, cardamine hirsuta, eragrostis minor, geranium molle, heliotropium europaeum, lysimachia arvensis, melilotus italicus, oxalis corniculata, polypogon maritimus, soliva stolonifera, trifolium dubium