echinochloa crus-galli, artemisia abrotanum, cirsium arvense, lythrum salicaria, bromus inermis, convolvulus arvensis, inula britannica, phalaris arundinacea, stachys palustris, xanthium strumarium, achillea salicifolia, althaea officinalis, amaranthus retroflexus, anthoxanthum repens, butomus umbellatus, euphorbia tommasiniana, gratiola officinalis, persicaria hydropiper, plantago major, schoenoplectus lacustris, scutellaria galericulata