text: sisymbrium officinale, trifolium repens, arctium minus, poa annua, ballota nigra, ambrosia artemisiifolia, capsella bursa-pastoris, galinsoga parviflora, lolium perenne, malva pusilla, matricaria discoidea, medicago lupulina, plantago major, stellaria media, torilis japonica, trifolium pratense, urtica dioica, urtica urens, verbena officinalis, veronica arvensis, cerastium holosteoides, chenopodium album, erigeron canadensis, veronica persica