hordeum murinum, lolium perenne, achillea millefolium, plantago lanceolata, polygonum aviculare, artemisia vulgaris, ballota nigra, bromus hordeaceus, capsella bursa-pastoris, chenopodium album, convolvulus arvensis, cynodon dactylon, dactylis glomerata, erigeron canadensis, plantago major, sisymbrium officinale, trifolium repens