text: digitaria ischaemum, polygonum aviculare, brassica napus, capsella bursa-pastoris, poa annua, echinochloa crus-galli, elymus repens, galinsoga parviflora, lolium perenne, plantago major, achillea millefolium, artemisia vulgaris, chenopodium album, cirsium arvense, linaria vulgaris, matricaria discoidea, pastinaca sativa, persicaria lapathifolia, sagina procumbens, stellaria media