cirsium brachycephalum, potentilla reptans, lythrum salicaria, argentina anserina, calamagrostis epigejos, carex riparia, pulicaria dysenterica, plantago major, agrostis stolonifera, inula britannica, mentha aquatica, symphytum officinale, solidago gigantea, poa palustris, ranunculus repens, thalictrum flavum, jacobaea erratica, cirsium arvense, erigeron canadensis, vicia tetrasperma