text: digitaria ischaemum, setaria pumila, amaranthus powellii, chenopodium album, galinsoga quadriradiata, setaria viridis, echinochloa crus-galli, euphorbia helioscopia, fallopia convolvulus, galeopsis tetrahit, persicaria lapathifolia, polygonum aviculare, solanum nigrum, thlaspi arvense