text: solanum tuberosum, galinsoga parviflora, chenopodium album, cirsium arvense, elymus repens, persicaria maculosa, aethusa cynapium, artemisia vulgaris, atriplex prostrata, calystegia sepium, euphorbia helioscopia, fallopia convolvulus, fumaria officinalis, lamium amplexicaule, matricaria discoidea, mercurialis annua, persicaria amphibia, poa annua, senecio vulgaris, spergula arvensis, stachys palustris, stellaria media, urtica urens, veronica agrestis