avena fatua, plantago lanceolata, symphyotrichum squamatum, triticum aestivum, anthemis cotula, hordeum distichon, lolium perenne, plantago coronopus, poa annua, portulaca oleracea, sinapis arvensis, sonchus oleraceus, sporobolus indicus, amaranthus deflexus, capsella bursa-pastoris, catapodium rigidum, chenopodium album, erigeron canadensis, hypericum perforatum, lepidium graminifolium, plantago major, sagina apetala, senecio vulgaris, silene nocturna