text: stellaria media, persicaria hydropiper, chenopodium album, cirsium arvense, fallopia convolvulus, galium aparine, gnaphalium uliginosum, juncus bufonius, lamium purpureum, matricaria chamomilla, plantago uliginosa, rumex crispus, sagina procumbens, sinapis arvensis, sonchus asper, veronica persica, vicia hirsuta, aphanes arvensis, centaurea cyanus, fumaria officinalis, poa annua, polygonum aviculare