echinochloa crus-galli, achillea salicifolia, alisma gramineum, althaea officinalis, bidens tripartita, bolboschoenus maritimus, cirsium arvense, euphorbia esula, lythrum virgatum, mentha arvensis, phalaris arundinacea, plantago major, rorippa palustris, stachys palustris, xanthium strumarium