carduus pycnocephalus, carlina corymbosa, galactites tomentosa, achyrophorus valdesii, avena fatua, brachypodium retusum, bromus rubens, dactylis glomerata, hedypnois rhagadioloides, rhagadiolus stellatus, sisymbrium officinale, anthemis arvensis, catapodium rigidum, cynosurus echinatus, foeniculum vulgare, galium parisiense, gastridium ventricosum, hordeum murinum, lolium rigidum, lotus ornithopodioides, lysimachia arvensis, melica ciliata, papaver rhoeas, petrorhagia saxifraga, sideritis romana, tyrimnus leucographus, capsella bursa-pastoris, carthamus lanatus, convolvulus althaeoides, echium plantagineum, geranium rotundifolium, polycarpon tetraphyllum, poterium sanguisorba, verbascum sinuatum