polygonum aviculare, bryum argenteum, eragrostis pilosa, artemisia vulgaris, chenopodium album, eragrostis minor, achillea millefolium, artemisia absinthium, cichorium intybus, echinochloa crus-galli, erigeron canadensis, lepidium densiflorum, plantago major, scorzoneroides autumnalis, tanacetum vulgare, tortula muralis, trifolium repens