text: persicaria lapathifolia, polygonum aviculare, cynodon dactylon, dysphania ambrosioides, plantago major, portulaca oleracea, amaranthus retroflexus, artemisia annua, digitaria ischaemum, echinochloa crus-galli, heliotropium supinum, plantago altissima, pulicaria vulgaris, rorippa sylvestris, sporobolus alopecuroides, xanthium strumarium