digitaria sanguinalis, dysphania botrys, tripleurospermum inodorum, artemisia vulgaris, panicum capillare, persicaria lapathifolia, portulaca oleracea, berteroa incana, coincya monensis, corrigiola litoralis, cyperus esculentus, dysphania ambrosioides, echinochloa crus-galli, eragrostis pilosa, erigeron canadensis, lepidium virginicum, lipandra polysperma, populus nigra, rumex thyrsiflorus, solanum nigrum