cirsium arvense, bolboschoenus maritimus, elymus repens, euphorbia palustris, plantago major, stachys palustris, xanthium strumarium, agrostis stolonifera, alisma plantago-aquatica, althaea officinalis, anthoxanthum repens, atriplex prostrata, bidens frondosa, echinochloa crus-galli, eriochloa succincta, euphorbia esula, lythrum virgatum, rumex stenophyllus, sonchus arvensis