filago arvensis, ceratodon purpureus, erigeron canadensis, plantago major, viola arvensis, artemisia vulgaris, capsella bursa-pastoris, carum carvi, geheebia fallax, leucanthemum vulgare, lolium perenne, poa annua, poa pratensis, solidago canadensis, tanacetum vulgare, tripleurospermum inodorum, urtica dioica, viola riviniana, atriplex patula, juncus tenuis