River Lambourn

Site of Special Scientific Interest · 51.4474, -1.4004

Condition (Natural England)

Unfavourable Recovering (4)
UnitFeatureConditionArea (ha)Assessed
SU334780 Unfavourable Recovering 5.09 2019-03-29
SU435701 Unfavourable Recovering 5.09 2019-03-29
SU442694 Unfavourable Recovering 19.78 2019-03-29
SU471683 Unfavourable Recovering 4.01 2019-03-29

Geology & landscape

Rock Type: Chalk

Birds & fish recorded

Birds

SpeciesSeason
green sandpiper Breeding
grey wagtail Breeding

Fish

SpeciesSeason
Grayling Unknown
Sea trout Unknown

Description

Description The River Lambourn is a classic example of a lowland chalk river. It rises 152 metres above sea level in Lynch Wood, north of Lambourn and flows down to a confluence with the River Kennet east of Newbury. The catchment that the River Lambourn drains is almost entirely chalk which results in a predominantly gravelly river bed. A key feature of this river is the tendency for the upper section to only flow during late autumn, winter and early spring. This is known as a 'winterbourne' and is a natural characteristic of chalk rivers. Any flora or fauna occurring in these stretches must be adapted to wide variations in flow, thus winterbourne sections tend to be less species rich than the lower reaches which hold water all year round. Between the villages of Lambourn and great Shefford the river flows mainly through agriculturally improved pasture and arable fields; however, the section south of great Shefford to Bagnor meanders through disused water meadow systems and wet pastures and woodlands. In places the main channel divides; these secondary channels were associated with the water meadows and mills, but have still retained the character of the main river. Additional habitats which are associated with the river include some small areas of fringing reed swamp which is dominated by common reed Phragmites australis and willow carr. The Lambourn has a naturally impoverished winterbourne flora in its upper reaches; species characteristic of these conditions include pond water crowfoot Ranunculus peltatus which is the dominant aquatic plant, as well as fool's watercress Apium nodiflorum and the moss Fontinalis antipyretica. The occurrence of the pollution sensitive red algae Lemanea fluviatilis in the Upper Lambourn appears to be unique on the lowland southern rivers. This species is usually found in upland streams. Further down the river where there are perennial flows, the aquatic plants are typical of shallow, gravel bedded watercourses. Here river water crowfoot Ranunculus penicillatus Ssp. pseudofluitans, lesser water parsnip Berula erecta and watercress Nasturtium officinale are abundant, starwort Callitriche obtusangula is also characteristic in the channel. River water dropwort Oenanthe fluviatilis, common club rush Schoenoplectus lacustris and unbranched bur reed Sparganium emersum are found in the lowest reaches. Fissidens crispus, a nationally scarce moss which grows on compacted or thin soils, has also been recorded from the banks of the River Lambourn. At least five nationally scarce invertebrates have been recorded from the River Lambourn which include the predatory flatworm Crenobia alpina scarce in lowland Britain. Found in the winterbourne section of the river, it is considered to be a relict ice age species being usually confined to cold water springs. Other species recorded from elsewhere on the river include the beetle Rhantus suturalis, the caddis flies Matelype fragilis and Ylodes conspersus usually restricted to calcareous river and streams. Healthy self sustaining populations of wild brown trout Salmo trutta and grayling Thymallus thymallus are also found in the river reflecting the excellent breeding habitats necessary for these fish. A good range of riverine bird species is also found along the Lambourn and include kingfisher, grey wagtail, water rail and green sandpiper.

Species mentioned

English name
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Latin name
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IUCN / Red List Type Family
no common name Lemanea fluviatilis Not listed in GB list algae lamaneaceae
supertramp beetle Rhantus suturalis Not listed in GB list beetle water dytiscidae
kingfisher Alcedo atthis LC (Breeding) bird-kingfisher alcedinidae
water rail Rallus aquaticus LC (Breeding) bird-rail threskiornithidae
green sandpiper Tringa ochropus EN (NonBreeding), EN (Breeding) bird-wader scolopacidae
grey wagtail Motacilla cinerea NT (Breeding) bird-wagtail motacillidae
brown trout Salmo trutta LC fish salmonidae
grayling Thymallus thymallus LC fish salmonidae
flat worm Crenobia alpina Not listed in GB list flat worm planariidae
caddis fly Ylodes conspersus LC fly caddis leptoceridae
common reed Phragmites australis LC grass poaceae
fools water-cress Apium nodiflorum Not listed in GB list herb apiaceae
lesser water parsnip Berula erecta LC herb apiaceae
blunt-fruited water-starwort Callitriche obtusangula LC herb plantaginaceae
watercress Nasturtium officinale LC herb brassicaceae
river water-dropwort Oenanthe fluviatilis VU herb apiaceae
pond water crowfoot Ranunculus peltatus LC herb ranunculaceae
stream water crowfoot Ranunculus penicillatus LC herb ranunculaceae
moss Fissidens crispus LC moss fissidentaceae
greayer water moss Fontinalis antipyretica LC moss hypnales
unbranched bur reed Sparganium emersum LC reed typhaceae
common club rush Schoenoplectus lacustris LC sedge cyperaceae

Plant communities

A9 — Fast flowing river and stream, Marginal and inundation, Pond ditch and canal, Sluggish river and stream

Potamogeton natans community

Schoenoplectus lacustris, Juncus bulbosus, Sparganium angustifolium, Sparganium erectum, Sparganium minimum, Alisma plantago-aquatica, Lobelia dortmanna, Equisetum fluviatile, Myriophyllum alterniflorum, Elodea canadensis, Lemna minor, Lemna trisulca, Nymphaea alba, Callitriche platycarpa, Callitriche stagnalis, Littorella uniflora, Potamogeton natans, Ranunculus trichophyllus, Glyceria fluitans, Chara subspinosa

A14 — Fast flowing river and stream

Myriophyllum alterniflorum community

Isolepis fluitans, Juncus bulbosus, Fontinalis antipyretica, Lobelia dortmanna, Equisetum fluviatile, Myriophyllum alterniflorum, Lemna minor, Callitriche stagnalis, Littorella uniflora, Potamogeton filiformis, Potamogeton gramineus, Potamogeton natans, Ranunculus peltatus, Chara spp., Nitella hyalina

A16 — Chalk river and stream, Pond ditch and canal, Sluggish river and stream

Callitriche stagnalis community

Ceratophyllum demersum, Myriophyllum spicatum, Lemna minor, Callitriche obtusangula, Callitriche platycarpa, Callitriche stagnalis, Potamogeton pectinatus

A17 — Chalk river and stream, Fast flowing river and stream

Ranunculus penicillatus ssp. pseudofluitans community

Berula erecta, Nasturtium officinale, Elodea canadensis, Lemna minor, Callitriche stagnalis, Veronica beccabunga, Polygonum amphibium, Polygonum hydropiper, Potamogeton crispus, Potamogeton pectinatus, Ranunculus penicillatus ssp. pseudofluitans

A18 — Fast flowing river and stream

Ranunculus fluitans community

Fontinalis antipyretica, Fontinalis squamosa var. curnowii, Myriophyllum alterniflorum, Myriophyllum spicatum, Elodea canadensis, Mentha aquatica, Lemna gibba, Lemna minor, Potamogeton perfoliatus, Ranunculus fluitans, Glyceria fluitans, Phalaris arundinacea

A19 — Chalk river and stream, Marginal and inundation, Nutrient rich eutrophic lake

Ranunculus aquatilis community

Fontinalis antipyretica, Apium nodiflorum, Ceratophyllum demersum, Myriophyllum alterniflorum, Myriophyllum spicatum, Elodea canadensis, Lemna gibba, Lemna trisulca, Callitriche obtusangula, Callitriche stagnalis, Polygonum amphibium, Potamogeton natans, Potamogeton pectinatus, Ranunculus aquatilis, Ranunculus fluitans, Glyceria fluitans

A20 — Chalk river and stream, Marginal and inundation, Nutrient rich eutrophic lake, Pond ditch and canal

Ranunculus peltatus community

Sparganium erectum, Alisma plantago-aquatica, Nasturtium officinale, Elodea canadensis, Lemna gibba, Lemna minor, Lemna trisulca, Callitriche platycarpa, Polygonum amphibium, Potamogeton natans, Ranunculus circinatus, Ranunculus peltatus, Ranunculus sceleratus, Ranunculus trichophyllus, Glyceria fluitans, Glyceria notata

M9 — Lowland fen, Upland spring flush

Carex rostrata-Calliergon cuspidatum/giganteum mire

Salix cinerea, Salix repens, Betula pubescens, Carex appropinquata, Carex demissa, Carex diandra, Carex dioica, Carex echinata, Carex flacca, Carex hostiana, Carex lasiocarpa, Carex lepidocarpa, Carex limosa, Carex nigra, Carex panicea, Carex paniculata, Carex rostrata, Carex serotina, Cladium mariscus, Eriophorum angustifolium, Schoenus nigricans, Eleocharis quinqueflora, Juncus acutiflorus, Juncus articulatus, Juncus bulbosus, Juncus subnodulosus, Aulacomnium palustre, Bryum pseudotriquetrum, Plagiomnium affine, Plagiomnium elatum, Plagiomnium rostratum, Plagiomnium undulatum, Rhizomnium pseudopunctatum, Calliergon cordifolium, Calliergon giganteum, Calliergonell cuspidatum, Climacium dendroides, Cratoneuron filicinum, Ctenidium molluscum, Hylocomium splendens, Palustriella commutatum, Scorpidium revolvens, Scorpidium scorpioides, Sphagnum contortum, Sphagnum fallax, Sphagnum inundatum, Sphagnum subnitens, Sphagnum warnstorfii, Aneura pinguis, Angelica sylvestris, Hydrocotyle vulgaris, Caltha palustris, Cirsium palustre, Crepis paludosa, Eupatorium cannabinum, Cardamine pratensis, Succisa pratensis, Valeriana dioica, Valeriana officinalis, Silene flos-cuculi, Parnassia palustris, Drosera rotundifolia, Equisetum fluviatile, Equisetum palustre, Pyrola rotundifolia, Lotus pedunculatus, Vicia cracca, Triglochin palustre, Mentha aquatica, Pinguicula vulgaris, Utricularia spp., Lythrum salicaria, Menyanthes trifoliata, Narthecium ossifragum, Epilobium palustre, Dactylorhiza fuchsii, Dactylorhiza incarnata, Dactylorhiza purpurella, Pedicularis palustris, Potamogeton polygonifolius, Ranunculus acris, Ranunculus flammula, Ranunculus lingua, Comarum palustre, Filipendula ulmaria, Geum rivale, Potentilla erecta, Galium palustre, Galium uliginosum, Scutellaria galericulata, Viola palustris, Agrostis stolonifera, Holcus lanatus, Molinia caerulea, Phragmites australis

M13 — Lowland fen

Schoenus nigricans-Juncus subnodulosus mire

Calluna vulgaris, Erica tetralix, Myrica gale, Carex diandra, Carex dioica, Carex elata, Carex flacca, Carex hostiana, Carex lepidocarpa, Carex nigra, Carex panicea, Carex pulicaris, Carex rostrata, Cladium mariscus, Eriophorum angustifolium, Eriophorum latifolium, Isolepis setacea, Schoenus nigricans, Eleocharis quinqueflora, Juncus acutiflorus, Juncus articulatus, Juncus subnodulosus, Luzula multiflora, Selaginella selaginoides, Aulacomnium palustre, Bryum pseudotriquetrum, Philonotis calcarea, Plagiomnium elatum, Plagiomnium rostratum, Rhizomnium punctatum, Fissidens adianthoides, Brachythecium rutabulum, Calliergonell cuspidatum, Cratoneuron filicinum, Ctenidium molluscum, Palustriella commutatum, Pseudoscleropodium purum, Scorpidium revolvens, Sphagnum subnitens, Lophocolea bidentata, Aneura pinguis, Pellia endiviifolia, Riccardia chamedryfolia, Riccardia multifida, Angelica sylvestris, Oenanthe lachenalii, Hydrocotyle vulgaris, Caltha palustris, Centaurea nigra, Cirsium dissectum, Cirsium palustre, Eupatorium cannabinum, Leontodon saxatilis, Serratula tinctoria, Taraxacum officianalis, Cardamine pratensis, Succisa pratensis, Valeriana dioica, Valeriana officinalis, Silene flos-cuculi, Parnassia palustris, Drosera rotundifolia, Equisetum fluviatile, Equisetum palustre, Lathyrus pratensis, Lotus pedunculatus, Trifolium pratense, Trifolium repens, Vicia cracca, Hypericum pulchrum, Hypericum tetrapterum, Triglochin palustre, Mentha aquatica, Pinguicula vulgaris, Utricularia spp., Linum catharticum, Lythrum salicaria, Menyanthes trifoliata, Epilobium palustre, Dactylorhiza fuchsii, Dactylorhiza incarnata, Dactylorhiza praetermissa, Dactylorhiza purpurella, Dactylorhiza traunsteinerioides, Epipactis palustris, Gymnadenia conopsea, Ophrys insectifera, Euphrasia officinalis, Pedicularis palustris, Plantago maritima, Polygala vulgaris, Potamogeton coloratus, Anagallis tenella, Ranunculus acris, Ranunculus flammula, Filipendula ulmaria, Potentilla erecta, Galium palustre, Galium uliginosum, Agrostis canina, Agrostis stolonifera, Anthoxanthum odoratum, Briza media, Danthonia decumbens, Festuca rubra, Holcus lanatus, Molinia caerulea, Phragmites australis

M22 — Coastal floodplain grazing marsh, Lowland fen, Purple moor grass and rush pasture

Juncus subnodulosus-Cirsium palustre fen-meadow

Salix cinerea, Solanum dulcamara, Carex acutiformis, Carex disticha, Carex elata, Carex flacca, Carex hirta, Carex lepidocarpa, Carex nigra, Carex panicea, Carex rostrata, Cladium mariscus, Eriophorum angustifolium, Eleocharis palustris, Eleocharis uniglumis, Juncus articulatus, Juncus effusus, Juncus inflexus, Juncus subnodulosus, Luzula multiflora, Plagiomnium affine, Plagiomnium rostratum, Plagiomnium undulatum, Rhizomnium punctatum, Brachythecium rutabulum, Calliergonell cuspidatum, Cratoneuron filicinum, Pseudoscleropodium purum, Lophocolea bidentata, Angelica sylvestris, Berula erecta, Oenanthe lachenalii, Thyselium palustre, Hydrocotyle vulgaris, Achillea ptarmica, Caltha palustris, Centaurea nigra, Cirsium arvense, Cirsium dissectum, Cirsium palustre, Eupatorium cannabinum, Pulicaria dysenterica, Myosotis laxa, Myosotis scorpioides, Cardamine pratensis, Succisa pratensis, Valeriana dioica, Valeriana officinalis, Cerastium fontanum, Silene flos-cuculi, Stellaria palustris, Calystegia sepium, Equisetum fluviatile, Equisetum palustre, Lathyrus pratensis, Lotus pedunculatus, Trifolium pratense, Trifolium repens, Vicia cracca, Hypericum tetrapterum, Iris pseudacorus, Triglochin palustre, Ajuga reptans, Lycopus europaeus, Mentha aquatica, Lemna minor, Lythrum salicaria, Menyanthes trifoliata, Epilobium hirsutum, Epilobium palustre, Epilobium parviflorum, Dactylorhiza fuchsii, Dactylorhiza incarnata, Dactylorhiza praetermissa, Epipactis palustris, Pedicularis palustris, Rhinanthus minor, Plantago lanceolata, Veronica beccabunga, Polygonum amphibium, Rumex acetosa, Rumex conglomeratus, Rumex sanguineus, Lysimachia vulgaris, Primula vulgaris, Ranunculus acris, Ranunculus flammula, Ranunculus repens, Thalictrum flavum, Comarum palustre, Filipendula ulmaria, Potentilla anserina, Potentilla erecta, Potentilla reptans, Galium palustre, Galium uliginosum, Scrophularia auriculata, Scutellaria galericulata, Agrostis stolonifera, Anthoxanthum odoratum, Arrhenatherum elatius, Briza media, Calamagrostis canescens, Cynosurus cristatus, Deschampsia cespitosa, Festuca rubra, Holcus lanatus, Molinia caerulea, Phalaris arundinacea, Phleum pratense, Phragmites australis, Poa trivialis, Schedonorus arundinaceus, Ophioglossum vulgatum, Thelypteris palustris

M24 — Coastal floodplain grazing marsh, Lowland fen, Purple moor grass and rush pasture

Molinia caerulea-Cirsium dissectum fen-meadow

Salix cinerea, Salix repens, Alnus glutinosa, Calluna vulgaris, Erica tetralix, Carex hostiana, Carex nigra, Carex panicea, Carex pulicaris, Cladium mariscus, Eriophorum angustifolium, Schoenus nigricans, Juncus acutiflorus, Juncus articulatus, Juncus conglomeratus, Juncus effusus, Juncus subnodulosus, Luzula multiflora, Aulacomnium palustre, Brachythecium rutabulum, Calliergonell cuspidatum, Hypnum cupressiforme, Kindbergia praelonga, Pseudoscleropodium purum, Thuidium tamariscinum, Sphagnum auriculatum, Sphagnum subnitens, Angelica sylvestris, Hydrocotyle vulgaris, Achillea ptarmica, Centaurea nigra, Cirsium arvense, Cirsium dissectum, Cirsium palustre, Eupatorium cannabinum, Leontodon saxatilis, Pulicaria dysenterica, Senecio aquaticus, Serratula tinctoria, Cardamine pratensis, Succisa pratensis, Valeriana dioica, Cerastium fontanum, Silene flos-cuculi, Drosera rotundifolia, Equisetum palustre, Lathyrus pratensis, Lotus pedunculatus, Trifolium pratense, Vicia cracca, Hypericum tetrapterum, Hypericum undulatum, Mentha aquatica, Scutellaria minor, Linum catharticum, Lythrum salicaria, Narthecium ossifragum, Dactylorhiza fuchsii, Dactylorhiza incarnata, Dactylorhiza maculata, Epipactis palustris, Gymnadenia conopsea, Pedicularis sylvatica, Plantago lanceolata, Polygala vulgaris, Rumex acetosa, Anagallis tenella, Primula vulgaris, Ranunculus acris, Ranunculus flammula, Filipendula ulmaria, Potentilla anserina, Potentilla erecta, Potentilla reptans, Rubus fruticosus agg., Galium palustre, Galium uliginosum, Galium verum, Viola palustris, Agrostis canina, Agrostis stolonifera, Anthoxanthum odoratum, Briza media, Danthonia decumbens, Deschampsia cespitosa, Festuca rubra, Holcus lanatus, Molinia caerulea, Phragmites australis

M25 — Blanket bog, Coastal floodplain grazing marsh, Lowland fen, Purple moor grass and rush pasture, Upland acid grassland

Molinia caerulea-Potentilla erecta mire

Salix cinerea, Calluna vulgaris, Erica tetralix, Myrica gale, Vaccinium oxycoccos, Ulex europaeus, Ulex gallii, Carex echinata, Carex flacca, Carex nigra, Carex panicea, Eriophorum angustifolium, Schoenus nigricans, Juncus acutiflorus, Juncus articulatus, Juncus effusus, Juncus subnodulosus, Luzula campestris, Luzula multiflora, Aulacomnium palustre, Pohlia nutans, Calliergon giganteum, Calliergonell cuspidatum, Hypnum jutlandicum, Kindbergia praelonga, Pleurozium schreberi, Pseudoscleropodium purum, Rhytidiadelphus squarrosus, Polytrichum commune, Sphagnum auriculatum, Sphagnum capillifolium, Sphagnum fallax, Sphagnum palustre, Sphagnum papillosum, Sphagnum subnitens, Calypogeia fissa, Cephalozia bicuspidata, Lophocolea bidentata, Lophozia ventricosa, Angelica sylvestris, Carum verticillatum, Hydrocotyle vulgaris, Achillea ptarmica, Centaurea nigra, Cirsium palustre, Eupatorium cannabinum, Pulicaria dysenterica, Serratula tinctoria, Cardamine pratensis, Lobelia urens, Succisa pratensis, Valeriana officinalis, Equisetum palustre, Lotus pedunculatus, Hypericum pulchrum, Hypericum tetrapterum, Mentha aquatica, Scutellaria minor, Menyanthes trifoliata, Narthecium ossifragum, Epilobium palustre, Dactylorhiza maculata, Rumex acetosa, Ranunculus acris, Ranunculus flammula, Filipendula ulmaria, Potentilla erecta, Rubus fruticosus agg., Galium palustre, Viola palustris, Agrostis canina, Agrostis capillaris, Agrostis curtisii, Agrostis stolonifera, Anthoxanthum odoratum, Danthonia decumbens, Deschampsia cespitosa, Festuca ovina, Festuca rubra, Holcus lanatus, Molinia caerulea, Nardus stricta, Phragmites australis, Dryopteris carthusiana, Osmunda regalis

M27 — Limestone pavement, Lowland fen, Upland spring flush

Filipendula ulmaria-Angelica sylvestris mire

Carex acutiformis, Carex appropinquata, Carex disticha, Carex nigra, Carex panicea, Carex paniculata, Carex rostrata, Carex vesicaria, Juncus acutiflorus, Juncus articulatus, Juncus conglomeratus, Juncus effusus, Juncus inflexus, Juncus subnodulosus, Sparganium erectum, Plagiomnium elatum, Plagiomnium undulatum, Rhizomnium punctatum, Brachythecium rutabulum, Calliergon cordifolium, Calliergonell cuspidatum, Kindbergia praelonga, Rhytidiadelphus squarrosus, Thuidium tamariscinum, Chiloscyphus pallescens, Lophocolea bidentata, Angelica sylvestris, Heracleum sphondylium, Oenanthe crocata, Hydrocotyle vulgaris, Achillea ptarmica, Caltha palustris, Centaurea nigra, Cirsium arvense, Cirsium heterophyllum, Cirsium palustre, Crepis paludosa, Eupatorium cannabinum, Pulicaria dysenterica, Senecio aquaticus, Myosotis scorpioides, Cardamine flexuosa, Cardamine pratensis, Cochlearia pyrenaica, Succisa pratensis, Valeriana officinalis, Silene flos-cuculi, Stellaria alsine, Stellaria graminea, Calystegia sepium, Equisetum arvense, Equisetum fluviatile, Equisetum palustre, Lathyrus pratensis, Lotus pedunculatus, Vicia cracca, Iris pseudacorus, Ajuga reptans, Mentha aquatica, Lythrum salicaria, Epilobium hirsutum, Epilobium obscurum, Epilobium palustre, Polygonum amphibium, Polygonum hydropiper, Rumex acetosa, Rumex crispus, Rumex sanguineus, Lysimachia vulgaris, Primula vulgaris, Ranunculus acris, Ranunculus flammula, Ranunculus repens, Thalictrum flavum, Trollius europaeus, Alchemilla glabra, Comarum palustre, Filipendula ulmaria, Geum rivale, Potentilla anserina, Potentilla reptans, Rubus fruticosus agg., Sanguisorba officinalis, Galium aparine, Galium palustre, Galium uliginosum, Urtica dioica, Viola palustris, Agrostis canina, Agrostis stolonifera, Anthoxanthum odoratum, Arrhenatherum elatius, Dactylis glomerata, Elytrigia repens, Festuca rubra, Glyceria maxima, Holcus lanatus, Molinia caerulea, Phalaris arundinacea, Phleum pratense, Phragmites australis, Poa pratensis, Poa trivialis, Pteridium aquilinum

M28 — Lowland fen

Iris pseudacorus-Filipendula ulmaria mire

Bolboschoenus maritimus, Carex otrubae, Eleocharis palustris, Juncus acutiflorus, Juncus effusus, Juncus inflexus, Calliergonell cuspidatum, Kindbergia praelonga, Rhytidiadelphus squarrosus, Lophocolea bidentata, Angelica sylvestris, Oenanthe crocata, Oenanthe lachenalii, Hydrocotyle vulgaris, Caltha palustris, Cirsium arvense, Cirsium palustre, Tripleurospermum maritimum, Myosotis laxa, Cardamine pratensis, Valeriana officinalis, Silene flos-cuculi, Stellaria alsine, Stellaria media agg., Atriplex prostrata, Equisetum palustre, Lathyrus pratensis, Lotus pedunculatus, Vicia cracca, Geranium robertianum, Iris pseudacorus, Triglochin maritimum, Galeopsis tetrahit, Lycopus europaeus, Mentha aquatica, Stachys palustris, Lythrum salicaria, Montia fontana, Epilobium palustre, Plantago lanceolata, Polygonum hydropiper, Rumex acetosa, Rumex conglomeratus, Rumex crispus, Glaux maritima, Samolus valerandi, Ranunculus acris, Ranunculus repens, Filipendula ulmaria, Potentilla anserina, Galium aparine, Galium palustre, Galium uliginosum, Scutellaria galericulata, Urtica dioica, Agrostis stolonifera, Anthoxanthum odoratum, Arrhenatherum elatius, Dactylis glomerata, Deschampsia cespitosa, Elytrigia repens, Festuca rubra, Holcus lanatus, Phragmites australis, Poa pratensis, Poa trivialis, Schedonorus arundinaceus, Dryopteris expansa

OV3 — Arable, Open habitat arable weed less fertile acid, Pond ditch and canal

Papaver rhoeas-Viola arvensis community

Bryum erythrocarpum, Phascum cuspidatum, Heracleum sphondylium, Achillea millefolium, Anthemis arvensis, Artemisia vulgaris, Cirsium arvense, Eupatorium cannabinum, Matricaria discoidea, Pulicaria dysenterica, Senecio vulgaris, Sonchus asper, Sonchus oleraceus, Taraxacum officianalis, Tripleurospermum inodorum, Anchusa arvensis, Myosotis arvensis, Arabidopsis thaliana, Capsella bursa-pastoris, Descurainia sophia, Sisymbrium officinale, Valerianella locusta, Arenaria leptoclados, Arenaria serpyllifolia, Silene latifolia, Spergula arvensis, Stellaria media agg., Chenopodium album, Convolvulus arvensis, Medicago lupulina, Trifolium repens, Vicia sativa, Geranium dissectum, Epilobium hirsutum, Papaver argemone, Papaver dubium, Veronica arvensis, Veronica persica, Veronica triphyllos, Fallopia convolvulus, Polygonum aviculare, Rumex crispus, Anagallis arvensis, Aphanes microcarpa, Galium aparine, Urtica dioica, Viola arvensis, Agrostis stolonifera, Elytrigia repens, Poa annua, Poa trivialis, Chara vulgaris

OV4 — Arable

Chrysanthemum segetum-Spergula arvensis community

Bryum rubens, Daucus carota, Artemisia vulgaris, Bellis perennis, Cirsium arvense, Cirsium vulgare, Crepis capillaris, Filaginella uliginosa, Glebionis segetum, Matricaria discoidea, Senecio vulgaris, Sonchus asper, Taraxacum officianalis, Tripleurospermum inodorum, Anchusa arvensis, Myosotis arvensis, Brassica rapa, Capsella bursa-pastoris, Lepidium didymum, Raphanus raphanistrum, Cerastium fontanum, Cerastium glomeratum, Spergula arvensis, Stellaria media agg., Euphorbia helioscopia, Trifolium dubium, Trifolium repens, Vicia sativa, Fumaria muralis, Geranium dissectum, Galeopsis tetrahit, Lamium purpureum, Stachys arvensis, Plantago major, Veronica agrestis, Veronica arvensis, Fallopia convolvulus, Persicaria maculosa, Polygonum aviculare, Rumex acetosella, Rumex crispus, Anagallis arvensis, Ranunculus repens, Potentilla anserina, Misopates orontium, Solanum nigrum, Viola arvensis, Agrostis capillaris, Agrostis stolonifera, Dactylis glomerata, Elytrigia repens, Holcus lanatus, Lolium multiflorum, Lolium perenne, Poa annua, Poa trivialis

OV7 — Arable, Open habitat arable weed fertile loam and clay

Veronica persica-Veronica polita community

Aethusa cynapium, Cirsium arvense, Conyza canadensis, Matricaria discoidea, Senecio vulgaris, Sonchus asper, Sonchus oleraceus, Tripleurospermum inodorum, Capsella bursa-pastoris, Diplotaxis muralis, Erucastrum gallicum, Lepidium coronopus, Sisymbrium officinale, Thlaspi arvense, Stellaria media agg., Atriplex patula, Atriplex prostrata, Chenopodium album, Euphorbia helioscopia, Euphorbia peplus, Lamium amplexicaule, Lamium hybridum, Lamium purpureum, Plantago lanceolata, Plantago major, Veronica persica, Veronica polita, Fallopia convolvulus, Polygonum aviculare, Anagallis arvensis, Ranunculus repens, Galium aparine, Solanum nigrum, Urtica urens, Viola arvensis, Agrostis stolonifera, Avena fatua, Elytrigia repens, Poa annua, Aphanes arvensis, Chara vulgaris

OV8 — Arable, Open habitat arable weed fertile loam and clay

Veronica persica-Alopecurus myosuroides community

Aethusa cynapium, Anthemis cotula, Cirsium arvense, Lapsana communis, Matricaria chamomilla, Matricaria discoidea, Senecio vulgaris, Sonchus arvensis, Sonchus asper, Sonchus oleraceus, Tripleurospermum inodorum, Capsella bursa-pastoris, Lepidium coronopus, Sinapis arvensis, Sisymbrium officinale, Stellaria media agg., Atriplex patula, Atriplex prostrata, Chenopodium album, Chenopodium hybridum, Convolvulus arvensis, Euphorbia helioscopia, Euphorbia peplus, Trifolium repens, Geranium dissectum, Lamium purpureum, Plantago major, Veronica persica, Fallopia convolvulus, Persicaria maculosa, Polygonum aviculare, Rumex crispus, Galium aparine, Solanum nigrum, Urtica dioica, Urtica urens, Alopecurus myosuroides, Avena fatua, Elytrigia repens, Poa annua, Chara vulgaris

OV9 — Arable, Open habitat arable weed fertile loam and clay

Matricaria perforata-Stellaria media community

Juncus bufonius, Bryum rubens, Dicranella staphylina, Kindbergia praelonga, Barbula unguiculata, Phascum cuspidatum, Tortula intermedia, Riccia sorocarpa, Artemisia vulgaris, Cirsium arvense, Crepis capillaris, Filaginella uliginosa, Glebionis segetum, Lapsana communis, Matricaria discoidea, Senecio vulgaris, Sonchus arvensis, Sonchus asper, Taraxacum officianalis, Tripleurospermum maritimum, Tussilago farfara, Anchusa arvensis, Myosotis arvensis, Capsella bursa-pastoris, Raphanus raphanistrum, Sisymbrium officinale, Cerastium fontanum, Stellaria media agg., Atriplex patula, Atriplex prostrata, Chenopodium album, Equisetum arvense, Mercurialis annua, Trifolium pratense, Trifolium repens, Fumaria officinalis, Geranium molle, Galeopsis tetrahit, Lamium hybridum, Lamium purpureum, Chamerion angustifolium, Epilobium montanum, Papaver dubium, Plantago lanceolata, Plantago major, Veronica arvensis, Veronica persica, Fallopia convolvulus, Persicaria maculosa, Polygonum arenastrum, Polygonum aviculare, Rumex acetosella, Rumex crispus, Rumex obtusifolius, Anagallis arvensis, Ranunculus arvensis, Potentilla anserina, Sherardia arvensis, Misopates orontium, Solanum nigrum, Urtica dioica, Viola arvensis, Agrostis capillaris, Agrostis stolonifera, Anisantha sterilis, Arrhenatherum elatius, Dactylis glomerata, Elytrigia repens, Holcus lanatus, Holcus mollis, Hordeum vulgare, Lolium perenne, Poa annua, Poa trivialis, Aphanes arvensis, Chara vulgaris

OV10 — Arable, Open habitat arable weed fertile loam and clay

Poa annua-Senecio vulgaris community

Bryum argenteum, Heracleum sphondylium, Achillea millefolium, Anthemis cotula, Arctium minus, Cirsium arvense, Cirsium vulgare, Jacobaea vulgaris, Lapsana communis, Leucanthemum vulgare, Matricaria chamomilla, Matricaria discoidea, Senecio squalidus, Senecio vulgaris, Sonchus asper, Sonchus oleraceus, Taraxacum officianalis, Tripleurospermum inodorum, Tussilago farfara, Myosotis arvensis, Alliaria petiolata, Capsella bursa-pastoris, Erophila verna, Lepidium coronopus, Raphanus raphanistrum, Sinapis arvensis, Cerastium fontanum, Spergula arvensis, Stellaria media agg., Atriplex prostrata, Chenopodium album, Euphorbia exigua, Euphorbia helioscopia, Medicago lupulina, Trifolium pratense, Trifolium repens, Vicia sativa, Fumaria officinalis, Eriodium cicutarium, Lamium hybridum, Lamium purpureum, Chamerion angustifolium, Plantago lanceolata, Plantago major, Plantago media, Veronica arvensis, Veronica chamaedrys, Veronica persica, Veronica polita, Fallopia convolvulus, Persicaria maculosa, Polygonum arenastrum, Polygonum aviculare, Rumex acetosa, Rumex crispus, Rumex obtusifolius, Anagallis arvensis, Ranunculus repens, Galium aparine, Urtica dioica, Urtica urens, Viola arvensis, Agrostis capillaris, Agrostis stolonifera, Anisantha sterilis, Dactylis glomerata, Elytrigia repens, Festuca ovina, Holcus lanatus, Lolium perenne, Poa annua, Poa pratensis, Poa trivialis, Aphanes arvensis

OV11 — Arable, Open habitat arable weed fertile loam and clay

Poa annua-Stachys arvensis community

Bryum erythrocarpum, Dicranella staphylina, Pleuridium subulatum, Brachythecium rutabulum, Kindbergia praelonga, Tortula truncata, Daucus carota, Glebionis segetum, Matricaria discoidea, Scorzoneroides autumnalis, Senecio sylvaticus, Senecio vulgaris, Sonchus arvensis, Sonchus asper, Taraxacum officianalis, Tripleurospermum inodorum, Capsella bursa-pastoris, Lepidium didymum, Sinapis arvensis, Cerastium fontanum, Cerastium glomeratum, Spergula arvensis, Stellaria media agg., Atriplex patula, Chenopodium album, Euphorbia exigua, Euphorbia helioscopia, Trifolium dubium, Trifolium repens, Fumaria bastardii, Fumaria muralis, Geranium dissectum, Lamium purpureum, Stachys arvensis, Kickxia elatine, Plantago lanceolata, Plantago major, Veronica arvensis, Veronica persica, Fallopia convolvulus, Persicaria maculosa, Polygonum aviculare, Polygonum lapathifolium, Rumex crispus, Rumex obtusifolius, Anagallis arvensis, Ranunculus repens, Aphanes microcarpa, Potentilla anserina, Sherardia arvensis, Misopates orontium, Solanum nigrum, Viola arvensis, Agrostis capillaris, Agrostis stolonifera, Elytrigia repens, Holcus lanatus, Lolium perenne, Poa annua, Poa trivialis, Aphanes arvensis

OV13 — Arable, Open habitat arable weed fertile loam and clay

Stellaria media-Capsella bursa-pastoris community

Arctium minus, Cirsium arvense, Cirsium vulgare, Matricaria discoidea, Senecio vulgaris, Sonchus arvensis, Sonchus asper, Sonchus oleraceus, Tripleurospermum inodorum, Tripleurospermum maritimum, Brassica napus, Capsella bursa-pastoris, Lepidium coronopus, Sinapis arvensis, Sisymbrium officinale, Thlaspi arvense, Spergula arvensis, Stellaria media agg., Atriplex patula, Atriplex prostrata, Chenopodium album, Chenopodium bonus-henricus, Chenopodium rubrum, Chenopodium urbicum, Calystegia sepium, Convolvulus arvensis, Euphorbia helioscopia, Euphorbia peplus, Mercurialis annua, Trifolium repens, Fumaria bastardii, Fumaria muralis, Geranium dissectum, Lamium album, Lamium hybridum, Lamium purpureum, Plantago major, Veronica agrestis, Veronica persica, Veronica polita, Fallopia convolvulus, Persicaria maculosa, Polygonum aviculare, Polygonum lapathifolium, Rumex crispus, Rumex obtusifolius, Galium aparine, Solanum nigrum, Urtica dioica, Urtica urens, Agrostis stolonifera, Alopecurus myosuroides, Anisantha sterilis, Avena fatua, Elytrigia repens, Lolium perenne, Poa annua, Poa pratensis, Chara vulgaris

S1 — Lowland fen

Carex elata swamp

Salix cinerea, Solanum dulcamara, Carex elata, Carex nigra, Cladium mariscus, Juncus acutiflorus, Juncus subnodulosus, Brachythecium rutabulum, Calliergonell cuspidatum, Kindbergia praelonga, Rhytidiadelphus squarrosus, Berula erecta, Hydrocotyle vulgaris, Caltha palustris, Cirsium palustre, Eupatorium cannabinum, Cardamine pratensis, Equisetum palustre, Lycopus europaeus, Mentha aquatica, Lythrum salicaria, Menyanthes trifoliata, Epilobium palustre, Epipactis palustris, Rumex acetosa, Ranunculus lingua, Comarum palustre, Galium palustre, Viola palustris, Agrostis canina, Anthoxanthum odoratum, Holcus lanatus, Phragmites australis

S2 — Lowland fen

Cladium mariscus swamp and sedge-beds

Salix cinerea, Myrica gale, Solanum dulcamara, Carex elata, Carex lasiocarpa, Carex panicea, Carex rostrata, Cladium mariscus, Juncus subnodulosus, Fissidens adianthoides, Calliergonell cuspidatum, Scorpidium scorpioides, Sphagnum subnitens, Riccardia multifida, Caltha palustris, Equisetum palustre, Mentha aquatica, Utricularia intermedia, Utricularia minor, Lythrum salicaria, Menyanthes trifoliata, Hippuris vulgaris, Comarum palustre, Galium palustre, Phragmites australis, Chara subspinosa

S3 — Lowland fen, Nutrient rich eutrophic lake

Carex paniculata swamp

Solanum dulcamara, Carex paniculata, Carex riparia, Sparganium erectum, Brachythecium rutabulum, Kindbergia praelonga, Angelica sylvestris, Oenanthe crocata, Caltha palustris, Cirsium palustre, Eupatorium cannabinum, Myosotis scorpioides, Cardamine pratensis, Equisetum fluviatile, Lotus pedunculatus, Lycopus europaeus, Mentha aquatica, Lemna minor, Epilobium hirsutum, Epilobium palustre, Rumex acetosa, Rumex hydrolapathum, Comarum palustre, Filipendula ulmaria, Rubus fruticosus agg., Galium aparine, Galium palustre, Scutellaria galericulata, Urtica dioica, Viola palustris, Molinia caerulea, Phragmites australis, Dryopteris dilatata, Athyrium filix-femina, Typha latifolia

S4 — Lowland fen, Nutrient rich eutrophic lake, Reedbed

Phragmites australis swamp and reed-beds

Salix cinerea, Atriplex portulacoides, Solanum dulcamara, Bolboschoenus maritimus, Carex acuta, Carex lasiocarpa, Carex otrubae, Carex panicea, Carex pseudocyperus, Carex riparia, Carex rostrata, Cladium mariscus, Eriophorum angustifolium, Eleocharis palustris, Juncus articulatus, Juncus bulbosus, Juncus effusus, Juncus gerardii, Juncus maritimus, Juncus subnodulosus, Sparganium erectum, Sparganium minimum, Brachythecium rutabulum, Calliergonell cuspidatum, Leptodictyum riparium, Sphagnum fallax, Suaeda maritima, Angelica sylvestris, Apium graveolens, Berula erecta, Cicuta virosa, Oenanthe crocata, Oenanthe fistulosa, Oenanthe lachenalii, Sium latifolium, Hydrocotyle vulgaris, Sonchus arvensis, Tripleurospermum maritimum, Myosotis laxa, Myosotis scorpioides, Cardamine pratensis, Cochlearia anglica, Cochlearia officinalis, Silene flos-cuculi, Atriplex hastata, Atriplex littoralis, Salicornia dolichostachya, Calystegia sepium, Equisetum fluviatile, Equisetum palustre, Lotus pedunculatus, Iris pseudacorus, Triglochin maritimum, Lycopus europaeus, Mentha aquatica, Lemna minor, Utricularia intermedia, Utricularia minor, Lythrum salicaria, Menyanthes trifoliata, Nymphaea alba, Epilobium hirsutum, Callitriche stagnalis, Hippuris vulgaris, Plantago maritima, Armeria maritima, Limonium vulgare, Rumex crispus, Rumex hydrolapathum, Potamogeton gramineus, Potamogeton natans, Potamogeton polygonifolius, Glaux maritima, Ranunculus flammula, Ranunculus lingua, Ranunculus sceleratus, Comarum palustre, Filipendula ulmaria, Rubus fruticosus agg., Galium aparine, Galium palustre, Galium uliginosum, Urtica dioica, Agrostis stolonifera, Elytrigia atherica, Elytrigia repens, Festuca rubra, Glyceria fluitans, Glyceria maxima, Holcus lanatus, Molinia caerulea, Phalaris arundinacea, Phragmites australis, Poa trivialis, Puccinellia maritima, Typha angustifolia, Typha latifolia, Chara subspinosa

S5 — Coastal floodplain grazing marsh, Lowland fen, Nutrient rich eutrophic lake

Glyceria maxima swamp

Solanum dulcamara, Carex acuta, Carex otrubae, Carex riparia, Juncus effusus, Sparganium erectum, Riccia fluitans, Alisma plantago-aquatica, Angelica sylvestris, Apium inundatum, Berula erecta, Cirsium arvense, Cirsium palustre, Eupatorium cannabinum, Myosotis scorpioides, Nasturtium officinale, Calystegia sepium, Equisetum fluviatile, Equisetum palustre, Iris pseudacorus, Glechoma hederacea, Lycopus europaeus, Mentha aquatica, Lemna minor, Lythrum salicaria, Nymphaea alba, Epilobium hirsutum, Callitriche stagnalis, Polygonum amphibium, Rumex crispus, Rumex hydrolapathum, Rumex obtusifolius, Ficaria verna, Ranunculus acris, Ranunculus repens, Filipendula ulmaria, Galium aparine, Galium palustre, Urtica dioica, Alopecurus pratensis, Glyceria maxima, Phalaris arundinacea, Phragmites australis, Poa trivialis

S6 — Coastal floodplain grazing marsh, Lowland fen, Nutrient rich eutrophic lake

Carex riparia swamp

Solanum dulcamara, Carex acuta, Carex elata, Carex riparia, Juncus acutiflorus, Juncus effusus, Sparganium erectum, Calliergon giganteum, Angelica sylvestris, Oenanthe crocata, Cirsium arvense, Cirsium palustre, Eupatorium cannabinum, Myosotis scorpioides, Cardamine pratensis, Nasturtium officinale, Valeriana officinalis, Calystegia sepium, Equisetum fluviatile, Equisetum palustre, Lycopus europaeus, Mentha aquatica, Nymphaea alba, Epilobium hirsutum, Epilobium palustre, Callitriche stagnalis, Polygonum amphibium, Polygonum hydropiper, Rumex crispus, Rumex hydrolapathum, Filipendula ulmaria, Rubus fruticosus agg., Galium aparine, Galium palustre, Scutellaria galericulata, Urtica dioica, Agrostis stolonifera, Phalaris arundinacea, Phragmites australis, Poa trivialis, Dryopteris dilatata, Typha angustifolia, Typha latifolia

S7 — Coastal floodplain grazing marsh, Lowland fen

Carex acutiformis swamp

Solanum dulcamara, Carex acutiformis, Carex paniculata, Juncus effusus, Juncus inflexus, Sparganium erectum, Brachythecium rivulare, Angelica sylvestris, Cicuta virosa, Caltha palustris, Cirsium palustre, Cardamine amara, Valeriana officinalis, Stellaria alsine, Equisetum palustre, Lathyrus pratensis, Lotus pedunculatus, Mentha aquatica, Lemna minor, Lythrum salicaria, Epilobium hirsutum, Veronica beccabunga, Polygonum aviculare, Polygonum hydropiper, Rumex crispus, Ranunculus acris, Ranunculus repens, Filipendula ulmaria, Galium aparine, Galium palustre, Scutellaria galericulata, Urtica dioica, Anthoxanthum odoratum, Arrhenatherum elatius, Festuca rubra, Holcus lanatus, Phalaris arundinacea, Poa trivialis, Typha latifolia

S8 — Lowland fen, Nutrient rich eutrophic lake

Scirpus lacustris ssp. lacustris swamp

Solanum dulcamara, Carex canescens, Carex nigra, Carex rostrata, Schoenoplectus lacustris, Eleocharis palustris, Juncus acutiflorus, Juncus bulbosus, Juncus conglomeratus, Juncus effusus, Sparganium angustifolium, Sparganium erectum, Alisma plantago-aquatica, Sagittaria sagittifolia, Angelica sylvestris, Hydrocotyle vulgaris, Caltha palustris, Ceratophyllum demersum, Equisetum fluviatile, Myriophyllum alterniflorum, Elodea canadensis, Hydrocharis morsus-ranae, Iris pseudacorus, Lycopus europaeus, Mentha aquatica, Stachys palustris, Lemna gibba, Lemna minor, Spirodela polyrhiza, Utricularia minor, Lythrum salicaria, Menyanthes trifoliata, Nuphar lutea, Nymphaea alba, Epilobium palustre, Polygonum amphibium, Polygonum bistorta, Potamogeton lucens, Potamogeton natans, Potamogeton perfoliatus, Potamogeton polygonifolius, Ranunculus flammula, Comarum palustre, Filipendula ulmaria, Galium palustre, Solanum nigrum, Agrostis canina, Glyceria fluitans, Phragmites australis, Typha latifolia

S9 — Lowland fen, Upland spring flush

Carex rostrata swamp

Carex nigra, Carex rostrata, Eleocharis palustris, Juncus acutiflorus, Juncus articulatus, Juncus bulbosus, Juncus effusus, Calliergon giganteum, Hydrocotyle vulgaris, Caltha palustris, Myosotis laxa, Cardamine pratensis, Lobelia dortmanna, Equisetum fluviatile, Eriocaulon aquaticum, Mentha aquatica, Menyanthes trifoliata, Nymphaea alba, Epilobium palustre, Pedicularis palustris, Littorella uniflora, Polygonum amphibium, Potamogeton natans, Potamogeton polygonifolius, Ranunculus flammula, Comarum palustre, Galium palustre, Agrostis stolonifera, Chara subspinosa

S10 — Lowland fen

Equisetum fluviatile swamp

Solanum dulcamara, Carex rostrata, Eriophorum angustifolium, Calliergon cordifolium, Alisma plantago-aquatica, Angelica sylvestris, Caltha palustris, Rorippa islandica, Equisetum fluviatile, Lemna minor, Menyanthes trifoliata, Epilobium palustre, Callitriche stagnalis, Polygonum amphibium, Polygonum hydropiper, Ranunculus flammula, Comarum palustre, Galium palustre

S11 — Lowland fen, Turlough and fluctuation mere, Upland spring flush

Carex vesicaria swamp

Carex aquatilis, Carex nigra, Carex rostrata, Carex vesicaria, Juncus effusus, Calliergon cordifolium, Kindbergia praelonga, Angelica sylvestris, Hydrocotyle vulgaris, Caltha palustris, Myosotis scorpioides, Valeriana officinalis, Equisetum fluviatile, Mentha aquatica, Lythrum salicaria, Menyanthes trifoliata, Veronica scutellata, Polygonum amphibium, Rumex acetosa, Ranunculus acris, Ranunculus flammula, Comarum palustre, Filipendula ulmaria, Galium palustre, Scutellaria galericulata, Agrostis canina, Deschampsia cespitosa, Glyceria fluitans, Phalaris arundinacea

S12 — Lowland fen, Nutrient rich eutrophic lake

Typha latifolia swamp

Solanum dulcamara, Carex rostrata, Schoenoplectus lacustris, Schoenoplectus tabernaemontani, Eleocharis palustris, Juncus acutiflorus, Juncus articulatus, Juncus effusus, Sparganium erectum, Calliergon cordifolium, Calliergonell cuspidatum, Acorus calamus, Alisma plantago-aquatica, Apium nodiflorum, Berula erecta, Cicuta virosa, Hydrocotyle vulgaris, Caltha palustris, Myosotis laxa, Myosotis scorpioides, Nasturtium officinale, Chenopodium album, Equisetum fluviatile, Lycopus europaeus, Mentha aquatica, Lemna minor, Lemna trisulca, Lythrum salicaria, Menyanthes trifoliata, Chamerion angustifolium, Epilobium hirsutum, Epilobium palustre, Callitriche obtusangula, Callitriche stagnalis, Persicaria maculosa, Polygonum amphibium, Rumex crispus, Rumex hydrolapathum, Potamogeton polygonifolius, Ranunculus flammula, Ranunculus repens, Ranunculus sceleratus, Comarum palustre, Galium palustre, Urtica dioica, Agrostis canina, Agrostis stolonifera, Glyceria fluitans, Phalaris arundinacea, Typha latifolia

S13 — Lowland fen, Nutrient rich eutrophic lake

Typha angustifolia swamp

Solanum dulcamara, Schoenoplectus tabernaemontani, Juncus effusus, Calliergon cordifolium, Alisma plantago-aquatica, Calystegia sepium, Elatine hydropiper, Myriophyllum spicatum, Elodea canadensis, Iris pseudacorus, Mentha aquatica, Lemna minor, Lemna trisulca, Menyanthes trifoliata, Nymphaea alba, Epilobium hirsutum, Callitriche obtusangula, Littorella uniflora, Polygonum amphibium, Rumex hydrolapathum, Potamogeton natans, Potamogeton pectinatus, Lysimachia vulgaris, Ranunculus flammula, Agrostis stolonifera, Glyceria fluitans, Glyceria maxima, Glyceria notata, Phalaris arundinacea, Phragmites australis, Typha angustifolia, Typha latifolia

S14 — Lowland fen, Nutrient rich eutrophic lake

Sparganium erectum swamp

Solanum dulcamara, Carex acutiformis, Carex otrubae, Eleocharis palustris, Juncus articulatus, Juncus effusus, Juncus inflexus, Sparganium erectum, Alisma plantago-aquatica, Angelica sylvestris, Apium graveolens, Apium nodiflorum, Oenanthe crocata, Myosotis laxa, Myosotis scorpioides, Hesperis matronalis, Nasturtium officinale, Butomus umbellatus, Lotus pedunculatus, Hydrocharis morsus-ranae, Iris pseudacorus, Lycopus europaeus, Mentha aquatica, Lemna gibba, Lemna minor, Lemna trisulca, Wolffia arrhiza, Lythrum salicaria, Nuphar lutea, Epilobium hirsutum, Callitriche stagnalis, Veronica beccabunga, Persicaria maculosa, Polygonum amphibium, Rumex crispus, Groenlandia densa, Potamogeton natans, Ranunculus flammula, Filipendula ulmaria, Galium palustre, Scutellaria galericulata, Urtica dioica, Agrostis canina, Glyceria fluitans, Holcus lanatus, Holcus mollis, Phalaris arundinacea, Phragmites australis, Typha angustifolia, Typha latifolia

S15 — Lowland fen

Acorus calamus swamp

Salix cinerea, Solanum dulcamara, Eleocharis palustris, Juncus bufonius, Juncus effusus, Sparganium erectum, Pohlia annotina, Brachythecium rutabulum, Kindbergia praelonga, Marchantia polymorpha sens.lat., Riccia fluitans, Acorus calamus, Alisma plantago-aquatica, Angelica sylvestris, Apium nodiflorum, Cirsium palustre, Gnaphalium uliginosum, Myosotis laxa, Myosotis scorpioides, Stellaria alsine, Crassula helmsii, Lycopus europaeus, Mentha aquatica, Lemna minor, Lythrum salicaria, Chamerion angustifolium, Epilobium adenocaulon, Mimulus guttatus, Persicaria maculosa, Polygonum amphibium, Polygonum aviculare, Rumex acetosa, Rumex hydrolapathum, Potamogeton natans, Ranunculus repens, Galium palustre, Urtica dioica, Holcus lanatus, Holcus mollis, Poa trivialis, Typha latifolia

S16 — Lowland fen

Sagittaria sagittifolia swamp

Schoenoplectus lacustris, Sparganium emersum, Sparganium erectum, Sagittaria sagittifolia, Equisetum palustre, Hydrocharis morsus-ranae, Mentha aquatica, Stachys palustris, Lemna minor, Lemna trisulca, Spirodela polyrhiza, Ranunculus repens, Galium palustre, Glyceria fluitans, Glyceria maxima

S17 — Lowland fen

Carex pseudocyperus swamp

Solanum dulcamara, Carex pseudocyperus, Juncus conglomeratus, Juncus effusus, Juncus inflexus, Sparganium erectum, Alisma plantago-aquatica, Anthriscus sylvestris, Berula erecta, Oenanthe crocata, Caltha palustris, Cirsium arvense, Cirsium palustre, Myosotis scorpioides, Stellaria alsine, Dipsacus fullonum, Iris pseudacorus, Lycopus europaeus, Mentha aquatica, Rumex crispus, Rumex hydrolapathum, Rumex obtusifolius, Ranunculus lingua, Rubus fruticosus agg., Galium aparine, Galium palustre, Scrophularia auriculata, Scutellaria galericulata, Agrostis stolonifera, Alopecurus pratensis, Glyceria maxima, Holcus lanatus, Phragmites australis, Poa trivialis, Typha latifolia

S18 — Lowland fen

Carex otrubae swamp

Solanum dulcamara, Bolboschoenus maritimus, Carex acutiformis, Carex otrubae, Juncus acutiflorus, Juncus bufonius, Juncus bulbosus, Juncus effusus, Sparganium erectum, Brachythecium rutabulum, Leptodictyum riparium, Alisma plantago-aquatica, Angelica sylvestris, Sium latifolium, Achillea millefolium, Cirsium arvense, Cirsium palustre, Eupatorium cannabinum, Sonchus arvensis, Cardamine pratensis, Ceratophyllum demersum, Atriplex hastata, Atriplex patula, Equisetum arvense, Equisetum palustre, Equisetum telmateia, Lotus pedunculatus, Vicia cracca, Vicia sativa, Geranium dissectum, Iris pseudacorus, Mentha aquatica, Lythrum salicaria, Chamerion angustifolium, Epilobium hirsutum, Plantago major, Rumex crispus, Rumex hydrolapathum, Ranunculus repens, Filipendula ulmaria, Potentilla reptans, Rubus fruticosus agg., Galium aparine, Galium palustre, Galium uliginosum, Agrostis stolonifera, Dactylis glomerata, Elytrigia repens, Phragmites australis, Poa annua, Poa pratensis, Typha latifolia

S19 — Lowland fen, Turlough and fluctuation mere, Upland spring flush

Eleocharis palustris swamp

Carex hirta, Carex nigra, Carex rostrata, Eleocharis palustris, Eleocharis quinqueflora, Juncus acutiflorus, Juncus articulatus, Juncus bulbosus, Juncus effusus, Juncus gerardii, Drepanocladus fluitans, Fontinalis antipyretica, Scorpidium scorpioides, Alisma plantago-aquatica, Hydrocotyle vulgaris, Caltha palustris, Scorzoneroides autumnalis, Myosotis laxa, Cardamine pratensis, Lobelia dortmanna, Equisetum fluviatile, Trifolium repens, Myriophyllum alterniflorum, Triglochin maritimum, Mentha aquatica, Utricularia minor, Littorella uniflora, Plantago maritima, Persicaria maculosa, Polygonum amphibium, Potamogeton natans, Potamogeton polygonifolius, Glaux maritima, Ranunculus acris, Ranunculus flammula, Ranunculus repens, Potentilla anserina, Galium palustre, Agrostis stolonifera, Alopecurus geniculatus, Festuca rubra, Glyceria fluitans, Holcus lanatus, Phalaris arundinacea, Poa trivialis, Typha latifolia

S20 — Lowland fen, Nutrient rich eutrophic lake

Scirpus lacustris ssp. tabernaemontani swamp

Solanum dulcamara, Bolboschoenus maritimus, Carex otrubae, Schoenoplectus tabernaemontani, Eleocharis palustris, Eleocharis uniglumis, Juncus bufonius, Juncus gerardii, Apium graveolens, Oenanthe lachenalii, Cochlearia anglica, Atriplex hastata, Chenopodium rubrum, Triglochin maritimum, Rumex hydrolapathum, Glaux maritima, Ranunculus sceleratus, Potentilla anserina, Ruppia maritima, Agrostis stolonifera, Phragmites australis, Puccinellia distans, Puccinellia maritima, Spartina anglica, Typha angustifolia, Typha latifolia

S21 — Lowland fen, Nutrient rich eutrophic lake

Scirpus maritimus swamp

Atriplex portulacoides, Bolboschoenus maritimus, Carex nigra, Carex otrubae, Schoenoplectus tabernaemontani, Eleocharis palustris, Eleocharis uniglumis, Juncus articulatus, Juncus bufonius, Juncus gerardii, Juncus maritimus, Amblystegium serpens, Calliergonell cuspidatum, Drepanocladus aduncus, Suaeda maritima, Apium graveolens, Berula erecta, Oenanthe crocata, Oenanthe lachenalii, Hydrocotyle vulgaris, Aster tripolium, Caltha palustris, Cirsium arvense, Sonchus arvensis, Tripleurospermum maritimum, Cochlearia anglica, Cochlearia officinalis, Spergularia marina, Spergularia media, Stellaria media agg., Atriplex hastata, Salicornia dolichostachya, Calystegia sepium, Iris pseudacorus, Triglochin maritimum, Mentha aquatica, Epilobium parviflorum, Plantago maritima, Limonium vulgare, Rumex conglomeratus, Rumex crispus, Glaux maritima, Samolus valerandi, Ranunculus flammula, Ranunculus sceleratus, Potentilla anserina, Galium aparine, Galium palustre, Ruppia maritima, Viola palustris, Agrostis stolonifera, Elytrigia atherica, Elytrigia repens, Festuca rubra, Glyceria fluitans, Glyceria maxima, Phragmites australis, Puccinellia distans, Puccinellia maritima, Schedonorus arundinaceus, Spartina anglica

S22 — Lowland fen

Glyceria fluitans water-margin vegetation

Solanum dulcamara, Carex otrubae, Eleocharis palustris, Juncus articulatus, Sparganium erectum, Alisma plantago-aquatica, Apium nodiflorum, Myosotis scorpioides, Nasturtium officinale, Elodea canadensis, Mentha aquatica, Lemna minor, Rumex crispus, Ranunculus lingua, Galium palustre, Agrostis stolonifera, Alopecurus geniculatus, Glyceria fluitans, Poa trivialis, Typha latifolia

S23 — Lowland fen

Other water-margin vegetation

Bolboschoenus maritimus, Carex otrubae, Juncus articulatus, Juncus effusus, Juncus inflexus, Sparganium erectum, Alisma lanceolatum, Alisma plantago-aquatica, Apium nodiflorum, Berula erecta, Oenanthe fistulosa, Myosotis laxa, Nasturtium officinale, Equisetum fluviatile, Equisetum palustre, Hydrocharis morsus-ranae, Iris pseudacorus, Mentha aquatica, Lemna minor, Lemna trisulca, Spirodelia polyrhiza, Lythrum salicaria, Epilobium parviflorum, Veronica catenata, Polygonum amphibium, Polygonum hydropiper, Rumex conglomeratus, Rumex hydrolapathum, Lysimachia vulgaris, Samolus valerandi, Ranunculus circinatus, Ranunculus repens, Ranunculus sceleratus, Filipendula ulmaria, Potentilla anserina, Galium palustre, Scrophularia auriculata, Agrostis stolonifera, Alopecurus geniculatus, Catabrosa aquatica, Elytrigia repens, Glyceria fluitans, Glyceria maxima, Phalaris arundinacea, Phragmites australis, Poa trivialis, Typha latifolia

S24 — Lowland fen

Phragmites australis-Peucedanum palustris tall-herb fen

Salix cinerea, Salix repens, Betula pubescens, Alnus glutinosa, Myrica gale, Frangula alnus, Solanum dulcamara, Carex acutiformis, Carex appropinquata, Carex diandra, Carex elata, Carex lasiocarpa, Carex lepidocarpa, Carex panicea, Carex paniculata, Carex pseudocyperus, Carex riparia, Cladium mariscus, Schoenus nigricans, Juncus subnodulosus, Sparganium erectum, Bryum pseudotriquetrum, Plagiomnium elatum, Plagiomnium rostratum, Rhizomnium punctatum, Fissidens adianthoides, Brachythecium rutabulum, Calliergon giganteum, Calliergonell cuspidatum, Campylium elodes, Aneura pinguis, Angelica sylvestris, Berula erecta, Cicuta virosa, Oenanthe fistulosa, Oenanthe lachenalii, Sium latifolium, Thyselium palustre, Hydrocotyle vulgaris, Caltha palustris, Cirsium arvense, Cirsium dissectum, Cirsium palustre, Eupatorium cannabinum, Impatiens capensis, Myosotis laxa, Myosotis scorpioides, Cardamine pratensis, Succisa pratensis, Valeriana dioica, Valeriana officinalis, Silene flos-cuculi, Stellaria palustris, Calystegia sepium, Equisetum fluviatile, Equisetum palustre, Lathyrus palustris, Lathyrus pratensis, Lotus pedunculatus, Vicia cracca, Hypericum tetrapterum, Iris pseudacorus, Lycopus europaeus, Mentha aquatica, Lemna minor, Lythrum salicaria, Menyanthes trifoliata, Epilobium hirsutum, Epilobium palustre, Epilobium parviflorum, Dactylorhiza incarnata, Dactylorhiza praetermissa, Epipactis palustris, Pedicularis palustris, Rhinanthus minor, Rumex hydrolapathum, Lysimachia vulgaris, Samolus valerandi, Ranunculus flammula, Ranunculus lingua, Thalictrum flavum, Comarum palustre, Filipendula ulmaria, Potentilla erecta, Rubus fruticosus agg., Galium palustre, Galium uliginosum, Scrophularia auriculata, Scutellaria galericulata, Urtica dioica, Agrostis stolonifera, Calamagrostis canescens, Calamagrostis epigejos, Glyceria maxima, Holcus lanatus, Molinia caerulea, Phalaris arundinacea, Phragmites australis, Poa trivialis, Thelypteris palustris, Typha angustifolia, Typha latifolia

S25 — Lowland fen, Reedbed

Phragmites australis-Eupatorium cannabinum tall-herb fen

Salix cinerea, Alnus glutinosa, Myrica gale, Solanum dulcamara, Carex acuta, Carex elata, Carex paniculata, Carex riparia, Cladium mariscus, Juncus subnodulosus, Brachythecium rutabulum, Calliergonell cuspidatum, Lophocolea bidentata, Angelica sylvestris, Berula erecta, Oenanthe lachenalii, Hydrocotyle vulgaris, Caltha palustris, Cirsium palustre, Eupatorium cannabinum, Myosotis scorpioides, Valeriana dioica, Valeriana officinalis, Silene flos-cuculi, Calystegia sepium, Equisetum fluviatile, Equisetum palustre, Lathyrus pratensis, Lotus pedunculatus, Vicia cracca, Iris pseudacorus, Lycopus europaeus, Mentha aquatica, Lythrum salicaria, Menyanthes trifoliata, Epilobium hirsutum, Pedicularis palustris, Rumex crispus, Comarum palustre, Filipendula ulmaria, Rubus fruticosus agg., Galium aparine, Galium palustre, Galium uliginosum, Scrophularia auriculata, Scutellaria galericulata, Urtica dioica, Arrhenatherum elatius, Phalaris arundinacea, Phragmites australis, Thelypteris palustris, Athyrium filix-femina, Typha angustifolia

S26 — Lowland fen, Reedbed

Phragmites australis-Urtica dioica tall-herb fen

Solanum dulcamara, Carex acuta, Carex otrubae, Carex riparia, Juncus effusus, Juncus subnodulosus, Sparganium erectum, Brachythecium rutabulum, Kindbergia praelonga, Angelica sylvestris, Apium nodiflorum, Heracleum sphondylium, Oenanthe crocata, Cirsium arvense, Cirsium palustre, Eupatorium cannabinum, Pulicaria dysenterica, Sonchus arvensis, Myosotis scorpioides, Valeriana officinalis, Silene dioica, Silene flos-cuculi, Calystegia sepium, Dipsacus fullonum, Equisetum fluviatile, Equisetum palustre, Lathyrus pratensis, Lotus pedunculatus, Vicia cracca, Iris pseudacorus, Glechoma hederacea, Lycopus europaeus, Mentha aquatica, Stachys palustris, Lythrum salicaria, Epilobium hirsutum, Rumex crispus, Rumex hydrolapathum, Lysimachia vulgaris, Ranunculus acris, Ranunculus repens, Filipendula ulmaria, Potentilla anserina, Rubus fruticosus agg., Galium aparine, Galium palustre, Galium uliginosum, Scutellaria galericulata, Urtica dioica, Agrostis stolonifera, Arrhenatherum elatius, Dactylis glomerata, Elytrigia repens, Glyceria maxima, Holcus lanatus, Phalaris arundinacea, Phragmites australis, Poa trivialis, Schedonorus arundinaceus, Typha latifolia

S27 — Lowland fen, Upland spring flush

Carex rostrata-Potentilla palustris tall-herb fen

Salix cinerea, Solanum dulcamara, Carex appropinquata, Carex aquatilis, Carex diandra, Carex elata, Carex nigra, Carex panicea, Carex rostrata, Carex vesicaria, Eriophorum angustifolium, Eleocharis palustris, Juncus acutiflorus, Juncus articulatus, Juncus effusus, Juncus subnodulosus, Sparganium erectum, Bryum pseudotriquetrum, Rhizomnium pseudopunctatum, Rhizomnium punctatum, Brachythecium rivulare, Brachythecium rutabulum, Calliergon cordifolium, Calliergon giganteum, Calliergonell cuspidatum, Cratoneuron filicinum, Drepanocladus fluitans, Sphagnum fimbriatum, Sphagnum squarrosum, Chiloscyphus polyanthos, Lophocolea bidentata, Angelica sylvestris, Apium nodiflorum, Sium latifolium, Thyselium palustre, Hydrocotyle vulgaris, Caltha palustris, Cirsium palustre, Senecio aquaticus, Myosotis laxa, Myosotis scorpioides, Cardamine amara, Cardamine pratensis, Valeriana officinalis, Silene flos-cuculi, Stellaria alsine, Stellaria palustris, Equisetum fluviatile, Equisetum palustre, Lotus pedunculatus, Hypericum elodes, Iris pseudacorus, Lycopus europaeus, Mentha aquatica, Lemna minor, Lythrum salicaria, Menyanthes trifoliata, Epilobium palustre, Epipactis palustris, Callitriche stagnalis, Veronica beccabunga, Veronica scutellata, Polygonum amphibium, Rumex hydrolapathum, Potamogeton polygonifolius, Lysimachia thyrsiflora, Lysimachia vulgaris, Ranunculus flammula, Ranunculus lingua, Ranunculus repens, Comarum palustre, Filipendula ulmaria, Galium palustre, Scutellaria galericulata, Agrostis canina, Agrostis stolonifera, Holcus lanatus, Phragmites australis, Poa trivialis, Dryopteris cristata, Typha latifolia

S28 — Lowland fen, Nutrient rich eutrophic lake

Phalaris arundinacea tall-herb fen

Solanum dulcamara, Eleocharis palustris, Juncus effusus, Kindbergia praelonga, Angelica sylvestris, Oenanthe crocata, Cirsium arvense, Cirsium palustre, Myosotis scorpioides, Nasturtium officinale, Atriplex hastata, Calystegia sepium, Equisetum fluviatile, Mentha aquatica, Epilobium hirsutum, Callitriche stagnalis, Ranunculus repens, Filipendula ulmaria, Rubus fruticosus agg., Galium aparine, Galium palustre, Urtica dioica, Agrostis stolonifera, Deschampsia cespitosa, Elytrigia repens, Glyceria maxima, Holcus lanatus, Phalaris arundinacea, Poa trivialis, Puccinellia maritima, Typha angustifolia