melilotus albus, poa compressa, trifolium repens, achillea millefolium, artemisia vulgaris, bromus tectorum, echium vulgare, elymus repens, medicago lupulina, poa pratensis, tussilago farfara, amaranthus retroflexus, anthyllis vulneraria, arrhenatherum elatius, ballota nigra, bromus hordeaceus, capsella bursa-pastoris, carduus acanthoides, carduus crispus, chenopodium album, cirsium arvense, cirsium vulgare, convolvulus arvensis, crepis biennis, daucus carota, erigeron canadensis, erysimum marschallianum, lactuca serriola, lotus corniculatus, melilotus officinalis, oenothera biennis, phleum pratense, plantago major, poa annua, reseda lutea, rumex crispus, senecio viscosus, silene latifolia, silene vulgaris, sinapis alba, tanacetum vulgare