chenopodium album, spergularia echinosperma, thlaspi arvense, chenopodium ficifolium, lipandra polysperma, myosurus minimus, oxybasis glauca, persicaria lapathifolia, tripleurospermum inodorum, persicaria amphibia, persicaria hydropiper, plantago major, rorippa palustris, urtica dioica