cynodon dactylon, hordeum geniculatum, medicago lupulina, arenaria serpyllifolia, artemisia absinthium, bromus tectorum, carduus acanthoides, centaurium pulchellum, descurainia sophia, erigeron canadensis, erodium cicutarium, lappula squarrosa, lepidium ruderale, lolium perenne, lotus corniculatus, malva pusilla, marrubium vulgare, matricaria chamomilla, plantago major, sisymbrium orientale, trifolium fragiferum, trifolium repens, verbascum phlomoides, xanthium spinosum