echinochloa crus-galli, persicaria hydropiper, amaranthus retroflexus, artemisia vulgaris, bidens frondosa, calystegia sepium, capsella bursa-pastoris, fallopia dumetorum, galinsoga quadriradiata, lipandra polysperma, medicago lupulina, persicaria lapathifolia, persicaria mitis, scrophularia nodosa, tanacetum vulgare, thlaspi arvense, tripleurospermum inodorum, digitaria sanguinalis, epilobium tetragonum, plantago major, rorippa amphibia, rorippa palustris, senecio sylvaticus, stachys palustris