gb, cardiff and vale of glamorgan, agrostis stolonifera, phragmites australis, lythrum salicaria, argentina anserina, calystegia sepium, galium palustre, phalaris arundinacea, althaea officinalis, bolboschoenus maritimus, ranunculus repens, iris pseudacorus, eleocharis palustris, tripolium pannonicum, lycopus europaeus, plantago major, rumex crispus, juncus gerardii, trifolium repens, potentilla reptans, solanum dulcamara, atriplex prostrata, elymus repens, persicaria amphibia, hydrocotyle vulgaris, trifolium fragiferum, stachys palustris, cirsium arvense, poa trivialis, plantago lanceolata, alisma plantago-aquatica, festuca rubra, epilobium hirsutum, juncus articulatus, lysimachia vulgaris, triglochin maritima, lolium perenne, scorzoneroides autumnalis, ranunculus flammula, lysimachia maritima, lotus corniculatus, pulicaria dysenterica, cardamine pratensis, eleocharis uniglumis, holcus lanatus, myosotis scorpioides, eupatorium cannabinum, polygonum aviculare, ranunculus acris, lysimachia nummularia, urtica dioica