secale cereale, apera spica-venti, centaurea cyanus, mentha arvensis, arabidopsis thaliana, arenaria serpyllifolia, buglossoides arvensis, chenopodium album, digitaria ischaemum, draba verna, equisetum arvense, lamium amplexicaule, papaver dubium, ranunculus repens, roemeria argemone, saxifraga tridactylites, stellaria media, thlaspi arvense, tussilago farfara, veronica hederifolia, veronica triphyllos, viola arvensis