hordeum murinum, malva sylvestris, rumex pulcher, trisetaria panicea, anthemis arvensis, convolvulus arvensis, crepis bursifolia, hypochaeris radicata, lolium perenne, silene latifolia, trifolium repens, achyrophorus valdesii, bellis perennis, geranium molle, medicago arabica, picris hieracioides, poa trivialis, salvia verbenaca, sherardia arvensis, sisymbrium officinale