text: solanum tuberosum, galinsoga parviflora, chenopodium album, cirsium arvense, elymus repens, persicaria amphibia, amaranthus retroflexus, fallopia convolvulus, galium aparine, lamium purpureum, myosotis arvensis, persicaria lapathifolia, persicaria maculosa, plantago major, sinapis arvensis, sonchus asper, stachys palustris, stellaria media, veronica peregrina