gb, north & west norfolk, epilobium hirsutum, phragmites australis, urtica dioica, cirsium arvense, ranunculus repens, solanum dulcamara, stachys palustris, lythrum salicaria, lycopus europaeus, iris pseudacorus, calystegia sepium, agrostis stolonifera, phalaris arundinacea, persicaria amphibia, mentha aquatica, typha latifolia, galium aparine, poa trivialis, sparganium erectum, glyceria maxima, impatiens capensis, rumex hydrolapathum, rumex crispus, argentina anserina, lemna minor, eupatorium cannabinum, alisma plantago-aquatica, pulicaria dysenterica, holcus lanatus, symphytum officinale, filipendula ulmaria, heracleum sphondylium, ranunculus sceleratus, galium palustre, butomus umbellatus, trifolium repens, carex riparia, plantago major, potentilla reptans, juncus inflexus, lysimachia vulgaris, althaea officinalis, nuphar lutea, dipsacus fullonum, vicia cracca, arrhenatherum elatius, salix cinerea, cardamine pratensis, elymus repens, plantago lanceolata