gb, cambridgeshire cc, agrostis stolonifera, phragmites australis, persicaria amphibia, althaea officinalis, phalaris arundinacea, ranunculus repens, alisma plantago-aquatica, eleocharis palustris, rumex crispus, butomus umbellatus, bolboschoenus maritimus, cirsium arvense, lemna minor, epilobium hirsutum, lythrum salicaria, calystegia sepium, sparganium erectum, urtica dioica, glyceria maxima, iris pseudacorus, stachys palustris, lycopus europaeus, poa trivialis, galium palustre, ranunculus sceleratus, typha latifolia, carex riparia, juncus inflexus, solanum dulcamara, argentina anserina, elymus repens, alopecurus geniculatus, plantago major, helosciadium nodiflorum, rorippa amphibia, persicaria lapathifolia, potentilla reptans, myosotis scorpioides, symphytum officinale, bidens tripartita, lysimachia vulgaris, cotula coronopifolia, rumex conglomeratus, persicaria maculosa, nasturtium officinale, persicaria hydropiper, lemna trisulca, ceratophyllum demersum, oenanthe fistulosa, apium nodiflorum