panicum capillare, plantago major, potentilla reptans, ranunculus sardous, verbena officinalis, bidens tripartita, carex hirta, hibiscus trionum, lipandra polysperma, persicaria lapathifolia, stachys palustris, amaranthus retroflexus, capsella bursa-pastoris, cirsium arvense, echinochloa crus-galli, euphorbia helioscopia, prunella vulgaris, rorippa sylvestris, setaria pumila, stellaria media