eragrostis pilosa, chenopodium album, corrigiola litoralis, dysphania ambrosioides, dysphania botrys, echinochloa crus-galli, panicum capillare, persicaria lapathifolia, portulaca oleracea, spergularia rubra, ambrosia artemisiifolia, cyperus esculentus, digitaria sanguinalis, lepidium virginicum, polygonum aviculare, pulicaria vulgaris, rorippa palustris, rorippa sylvestris, setaria viridis, tripleurospermum inodorum