crepis foetida, lolium perenne, achillea pannonica, arenaria serpyllifolia, artemisia vulgaris, atriplex oblongifolia, cirsium arvense, convolvulus arvensis, erigeron canadensis, erodium cicutarium, hordeum murinum, lactuca serriola, torilis arvensis, tragopogon dubius, medicago lupulina, reseda lutea, sisymbrium orientale