text: triticum aestivum, medicago sativa, convolvulus arvensis, chenopodium album, euphorbia exigua, galeopsis angustifolia, lathyrus tuberosus, medicago lupulina, onobrychis viciifolia, bifora radians, bromus erectus, buglossoides arvensis, capsella bursa-pastoris, caucalis platycarpos, centaurea cyanus, centaurea scabiosa, chaenorhinum minus, chenopodium opulifolium, daucus carota, euphorbia falcata, fallopia convolvulus, galium aparine, galium tricornutum, gypsophila vaccaria, hordeum vulgare, lolium rigidum, lycopsis arvensis, lysimachia arvensis, melilotus officinalis, muscari comosum, papaver rhoeas, plantago lanceolata, poterium sanguisorba, rumex conglomeratus, silene latifolia, sonchus oleraceus, thlaspi arvense, trifolium pratense, vicia cracca, vicia peregrina, viola arvensis