it, roma, sherardia arvensis, convolvulus arvensis, vicia sativa, papaver rhoeas, eryngium campestre, plantago lanceolata, trifolium campestre, poterium sanguisorba, lysimachia arvensis, geranium dissectum, bromus hordeaceus, dactylis glomerata, sonchus asper, daucus carota, trifolium scabrum, euphorbia helioscopia, avena barbata, anthemis arvensis, euphorbia exigua, bromus sterilis, tordylium apulum, geranium molle, veronica arvensis, geranium columbinum, poa bulbosa, avena sterilis, medicago minima, trifolium incarnatum, catapodium rigidum, legousia speculum-veneris, hypericum perforatum, lathyrus aphaca, medicago lupulina, scandix pecten-veneris, campanula rapunculus, convolvulus cantabrica, silene vulgaris, veronica persica, crepis sancta, senecio vulgaris, lolium perenne, picris hieracioides, cerastium glomeratum, blackstonia perfoliata, cota tinctoria, crepis vesicaria, salvia verbenaca, trifolium stellatum, poa trivialis, polygonum aviculare