text: amaranthus retroflexus, convolvulus arvensis, digitaria sanguinalis, galinsoga parviflora, persicaria lapathifolia, portulaca oleracea, rubus caesius, ambrosia artemisiifolia, capsella bursa-pastoris, echinochloa crus-galli, eragrostis minor, lathyrus tuberosus, setaria pumila, chenopodium album, fallopia convolvulus