cynodon dactylon, eleusine tristachya, centaurea calcitrapa, achillea millefolium, erigeron annuus, erigeron canadensis, eryngium campestre, oxalis corniculata, sporobolus indicus, chondrilla juncea, cichorium intybus, crepis setosa, dipsacus fullonum, silybum marianum, verbascum dentifolium, verbena officinalis