gb, south west wales, myriophyllum spicatum, equisetum fluviatile, schoenoplectus lacustris, potamogeton natans, phragmites australis, nymphaea alba, eleocharis palustris, lemna minor, nuphar lutea, menyanthes trifoliata, carex rostrata, galium palustre, stuckenia pectinata, comarum palustre, hippuris vulgaris, utricularia vulgaris, elodea canadensis, cladium mariscus, lythrum salicaria, ceratophyllum demersum, agrostis stolonifera, potamogeton lucens, sparganium erectum, juncus bulbosus, potamogeton gramineus, hydrocotyle vulgaris, typha angustifolia, alisma plantago-aquatica, myriophyllum verticillatum, carex nigra, lemna trisulca, utricularia australis, potamogeton pusillus, typha latifolia, persicaria amphibia, juncus articulatus, ranunculus flammula, carex lasiocarpa, potamogeton perfoliatus, myriophyllum alterniflorum, utricularia intermedia, lobelia dortmanna, eriophorum angustifolium, carex limosa, schoenoplectus tabernaemontani, epilobium palustre, cicuta virosa, hydrocharis morsus-ranae, potamogeton berchtoldii, lysimachia thyrsiflora