hordeum murinum, anacyclus clavatus, brassica nigra, bromus sterilis, centaurea calcitrapa, malva sylvestris, sisymbrium officinale, anthriscus caucalis, avena barbata, bromus rubens, convolvulus arvensis, dactylis glomerata, eryngium campestre, galium aparine, marrubium vulgare, papaver rhoeas