text: persicaria maculosa, dysphania ambrosioides, populus nigra, barbarea vulgaris, cyperus eragrostis, plantago uliginosa, polygonum aviculare, scrophularia auriculata, solanum nigrum, verbena officinalis, atriplex prostrata, digitaria sanguinalis, echinochloa crus-galli, eragrostis minor, erigeron sumatrensis, eupatorium cannabinum, heliotropium europaeum, helosciadium nodiflorum, melilotus albus, nasturtium officinale, poa annua, saponaria officinalis, setaria viridis, sonchus asper, stellaria media, veronica anagallis-aquatica, xanthium orientale