avena sterilis, anthemis arvensis, avena barbata, catapodium rigidum, convolvulus arvensis, filago pyramidata, galium tricornutum, glebionis segetum, herniaria hirsuta, legousia hybrida, lolium temulentum, medicago polymorpha, melilotus sulcatus, papaver dubium, papaver rhoeas, polygonum aviculare, silene vulgaris, achyrophorus valdesii, bupleurum lancifolium, calendula arvensis, cerastium glomeratum, coronilla scorpioides, neslia paniculata, ornithogalum pyramidale, poa bulbosa, ranunculus arvensis, rapistrum rugosum, rostraria cristata, scandix pecten-veneris, bromus madritensis