echinochloa crus-galli, anthoxanthum repens, mentha arvensis, bolboschoenus maritimus, eleocharis acicularis, euphorbia palustris, inula britannica, lysimachia vulgaris, plantago major, potentilla reptans, stachys palustris, thalictrum flavum, althaea officinalis, gratiola officinalis, lythrum virgatum, oxybasis rubra, rubia tatarica