Coed Aberedw

Site of Special Scientific Interest · 52.1132, -3.3455

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Powys County

Geology & landscape

Geological Feature: Gorge / Ravine · Geological Period: Silurian

Landscape processes: Fluvial, Karst

Birds & fish recorded

Fish

SpeciesSeason
Atlantic salmon Passage
Atlantic salmon Spawning
Atlantic salmon Unknown

Description

Description Coed Aberedw lies to the south of Aberedw village near Builth Wells and is of special interest as part of a nationally important series displaying the range of semi-natural woods occuring in Britain. It contains particularly good examples of four woodland types dominated by ash Fraxinus excelsior and oaks Quercus spp.. The variety of woodland vascular plants and liverworts is exceptional and includes the nationally scarce Welsh poppy Mecanopsis cambrica. The site includes extensive rock outcrops which support a range of lichens, including the nationally rare Sticta canariensis s. str., and a good population of the scarce endemic whitebeam Sorbus porrigentiformis. The River Edw provides other special interest in supporting Atlantic salmon Salmo salar and otter Lutra lutra, species that require special protection in Europe. The woodland occupies both sides of the short gorge section of the River Edw close to its confluence with the River Wye and extends onto steeply rising rocky ground to the south of the river which comprises a series of cliffs and terraces. The river cuts through fossiliferous flaggy siltstones belonging to the Ludlow Series of the Upper Silurian. Soils within the site vary from leached acidic podzols and thin base-rich soils on the upper outcrops to deep rich loams beneath the lower cliffs. Such variation, together with varying aspect and slope, has led to the development of a rich variety of plant communities.Where calcareous rock outcrops the woodland is dominated by ash, with occasional hybrid oak Quercus petraea x robur and field maple Acer campestre over a shrub layer of hazel Corylus avellana and wych elm Ulmus glabra with occasional dogwood Cornus sanguinea. The ground beneath supports a rich and varied flora with frequent dog's mercury Mercurialis perennis, bramble Rubus fruticosus, herb robert Geranium robertianum, hart's-tongue fern Asplenium scolopendrium, false brome Brachypodium sylvaticum, wood melick Melica uniflora, enchanter's-nightshade Circaea lutetiana, lords-and-ladies Arum maculatum and a range of mosses and liverworts, including Eurhynchium praelongum, Thamnobryum alopecurum, Brachythecium rutabulum and Plagiochila asplenioides. Welsh poppy and the locally uncommon mossy saxifrage Saxifraga hypnoides are locally abundant in this community. In the remainder of the wood the canopy is dominated by hybrid oak but there are considerable variations in the shrub layer and ground flora which reflect differences in soil type and humidity. The deepest, richest soils support a dense understorey of hazel, ash saplings and some holly Ilex aquifolium over a ground flora dominated by bramble and bluebell Hyacinthoides non-scripta. On the deeper, more acidic soils of the shady north-facing slopes the shrub layer includes downy birch Betula pubescens and rowan Sorbus aucuparia. Bracken Pteridium aquilinum replaces bramble and the ground flora is characterised by the presence of frequent wood sorrel Oxalis acetosella and creeping soft-grass Holcus mollis. On the steepest slopes the soils are thinner and have been leached of minerals. Hybrid oak remains the dominant tree but the shrub layer is sparse. The ground flora is generally grassy with abundant wavy hair-grass Deschampsia flexuosa but there are well developed bryophyte carpets, especially on the shady northern slopes. Characteristic species here include the mosses Rhytidiadelphus loreus, Polytrichum formosum, Dicranum majus, Hylocomium splendens, Pleurozium schreberi, Plagiothecium undulatum, Isothecium myosuroides, Hypnum cupressiforme, Leucobryum glaucum and Rhytidiadelphus triquetrus and the liverworts Bazzania trilobata, Saccogyna viticulosa and Plagiochila asplenioides. Bilberry Vaccinium myrtillus is locally prominent where grazing pressure has been light and small-leaved lime Tilia cordata can be found on rocky outcrops above the Edw. Rock outcrops at the southern end of the site are less shaded and support Sorbus porrigentiformis, Sticta canariensis s str. and other locally uncommon plants including meadow saxifrage Saxifraga granulata and burnet rose Rosa spinosissima, the only record for Radnorshire. The wet riverside rocks support a range of characteristic mosses and liverworts including Hygroamblystegium fluviatile, Cinclidotus fontinaloides, Fontinalis antipyretica, Hygrohypnum ochraceum and Chiloscyphus polyanthos. The river itself is important for spawning and migrating Atlantic salmon and also provides excellent otter habitat. The River Wye and it's tributaries, including the River Edw, is a nationally important site for both these species. Additional interest is provided by the invertebrate fauna which includes many ancient woodland indicator species. The nationally rare pill woodlouse Armadillidium pictum is present at one of only nine known recent British sites. The beetles and spiders are also of interest, with three nationally scarce species recorded. Remarks: The site supports the following species covered by EC Directive 92/43/EEC on the conservation of natural habitats and wild flora and fauna:Common otter Lutra lutra - Annex II & IV Atlantic salmon Salmo salar - Annex II & IV Otter is also listed in Schedule 5 of the Wildlife and Countryside Act 1981, as amended.

Species mentioned

English name
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Latin name
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IUCN / Red List Type Family
otter Lutra lutra LC carnivore mustelidae
hart's-tongue fern Asplenium scolopendrium LC fern aspleniaceae
bracken Pteridium aquilinum LC fern dennstaedtiaceae
Atlantic salmon Salmo salar EN fish salmonidae
wood false brome Brachypodium sylvaticum LC grass poaceae
wavy hair grass Deschampsia flexuosa Not listed in GB list grass poaceae
creeping soft grass Holcus mollis LC grass poaceae
wood melick Melica uniflora NT grass poaceae
lords and ladies Arum maculatum LC herb araceae
enchanter's nightshade Circaea lutetiana LC herb onagraceae
herb Robert Geranium robertianum LC herb geraniaceae
bluebell Hyacinthoides non-scripta LC herb liliaceae
Welsh poppy Mecanopsis cambrica Not listed in GB list herb papaveraceae
dog's mercury Mercurialis perennis LC herb euphorbiaceae
wood sorrel Oxalis acetosella LC herb oxalidaceae
bramble Rubus fruticosus LC herb rosaceae
meadow saxifrage Saxifraga granulata VU herb saxifragaceae
mossy saxifrage Saxifraga hypnoides NT herb saxifragaceae
no common name Sticta canariensis LC, VU lichen no common name
greater whipwort Bazzania trilobata LC liverwort jungermanniales
St Winifrid's Moss Chiloscyphus polyanthos LC liverwort jungermanniales
greater featherwort Plagiochila asplenioides LC liverwort jungermanniales
straggling pouchwort Saccogyna viticulosa LC liverwort jungermanniales
rough stalked feather moss Brachythecium rutabulum LC moss hypnales
smaller lattice moss Cinclidotus fontinaloides LC moss pottiales
greater fork moss Dicranum majus LC moss dicranales
greayer water moss Fontinalis antipyretica LC moss hypnales
brookside feather moss Hygroamblystegium fluviatile LC moss hypnales
claw brook moss Hygrohypnum ochraceum Not listed in GB list moss hypnales
glittering wood moss Hylocomium splendens LC moss hypnales
Cyprus leaved plait moss Hypnum cupressiforme LC moss hypnales
mouse-tail moss Isothecium myosuroides LC moss hypnales
large white moss Leucobryum glaucum LC moss dicranales
waved silk moss Plagiothecium undulatum LC moss hypnales
red stemmed feather moss Pleurozium schreberi LC moss hypnales
bank haircap Polytrichum formosum LC moss polytrichales
little shaggy moss Rhytidiadelphus loreus LC moss hypnales
big shaggy moss Rhytidiadelphus triquetrus Not listed in GB list moss hypnales
fox tail feather moss Thamnobryum alopecurum LC moss hypnales
dogwood Cornus sanguinea LC shrub cornaceae
burnet rose Rosa spinosissima LC shrub rosaceae
whitebeam Sorbus porrigentiformis VU shrub rosaceae
billberry Vaccinium myrtillus LC shrub ericaceae
field maple Acer campestre LC tree aceraceae
downy birch Betula pubescens LC tree betulaceae
hazel Corylus avellana LC tree corylaceae
ash Fraxinus excelsior LC tree oleaceae
holly Ilex aquifolium LC tree aquifoliaceae
sessile or durmast oak Quercus petraea LC tree fagaceae
rowan Sorbus aucuparia LC tree rosaceae
lime small leaved Tilia cordata LC tree malvaceae
wych elm Ulmus glabra LC tree ulmaceae

Insects to look out for

These moths, butterflies and beetles are known to feed on plants recorded at this site, and carry a notable UK conservation status — but a host-plant being present doesn't mean the insect has actually been recorded here. Treat this as "worth watching for," not a confirmed sighting.

SpeciesStatusVia host-plant
Speckled footman
Coscinia cribraria
Critically Endangered Vaccinium myrtillus
Chequered skipper
Carterocephalus palaemon
Endangered Brachypodium sylvaticum
Oak lutestring
Cymatophorina diluta
Endangered Quercus petraea
Figure of eight
Diloba caeruleocephala
Endangered Rosa spp.
Maple pug
Eupithecia inturbata
Endangered Acer campestre
Scarce vapourer
Orgyia recens
Endangered Betula spp., Corylus avellana, Quercus spp., Rosa spp., Rubus fruticosus, Ulmus spp.
White-letter hairstreak
Satyrium w-album
Endangered Ulmus glabra, Ulmus spp.
The sprawler
Asteroscopus sphinx
Vulnerable Betula spp., Corylus avellana, Fraxinus excelsior, Quercus spp., Tilia spp., Ulmus spp.
Broom moth
Ceramica pisi
Vulnerable Betula spp., Pteridium aquilinum, Rubus fruticosus, Ulmus spp., Vaccinium myrtillus
Mottled umber
Erannis defoliaria
Vulnerable Acer campestre, Betula spp., Corylus avellana, Quercus spp., Sorbus aucuparia, Ulmus spp., Vaccinium myrtillus
Grayling
Hipparchia semele
Vulnerable Brachypodium sylvaticum
The lackey
Malacosoma neustria
Vulnerable Corylus avellana, Quercus spp., Rubus fruticosus, Ulmus spp.
Pale brindled
Phigalia pilosaria
Vulnerable Betula pubescens, Cornus sanguinea, Corylus avellana, Fraxinus excelsior, Quercus spp., Rosa spp., Tilia spp., Ulmus glabra
Grizzled skipper
Pyrgus malvae
Vulnerable Rubus fruticosus
Early moth
Theria primaria
Vulnerable Quercus spp., Vaccinium myrtillus
Pale eggar
Trichiura crataegi
Vulnerable Betula spp., Corylus avellana, Quercus spp., Rubus fruticosus, Vaccinium myrtillus
Oak hook-tip
Watsonalla binaria
Vulnerable Quercus petraea
Flounced chestnut
Agrochola helvola
Near Threatened Betula spp., Quercus spp., Rosa spinosissima, Ulmus spp., Vaccinium myrtillus
Beaded chestnut
Agrochola lychnidis
Near Threatened Vaccinium myrtillus
Garden tiger
Arctia caja
Near Threatened Pteridium aquilinum, Sorbus aucuparia
Dusky-lemon sallow
Cirrhia gilvago
Near Threatened Ulmus glabra
The sallow
Cirrhia icteritia
Near Threatened Ulmus glabra
Rosy marsh moth
Coenophila subrosea
Near Threatened Vaccinium myrtillus
Kentish glory
Endromis versicolora
Near Threatened Betula pubescens
Large thorn
Ennomos autumnaria
Near Threatened Betula spp., Corylus avellana, Quercus spp., Ulmus spp.
September thorn
Ennomos erosaria
Near Threatened Betula spp., Quercus spp., Tilia spp.
Dusky thorn
Ennomos fuscantaria
Near Threatened Fraxinus excelsior
The Silurian
Eriopygodes imbecilla
Near Threatened Vaccinium myrtillus
Autumnal rustic
Eugnorisma glareosa
Near Threatened Betula spp., Hyacinthoides non-scripta
Double dart
Graphiphora augur
Near Threatened Betula spp., Quercus spp., Ulmus spp.
Wall
Lasiommata megera
Near Threatened Brachypodium sylvaticum
Clay fan-foot
Paracolax tristalis
Near Threatened Quercus spp.
Frosted green
Polyploca ridens
Near Threatened Quercus petraea
Scarce hook-tip
Sabra harpagula
Near Threatened Tilia cordata
Scotch burnet
Zygaena exulans
Near Threatened Vaccinium myrtillus
White prominent
Leucodonta bicoloria
Regionally Extinct Betula spp.

Host-plant data: Cook et al. (2025), Traits data for the butterflies and macro-moths of Great Britain and Ireland, 2024, UK Centre for Ecology & Hydrology / Butterfly Conservation; and Padovani et al. (2020), Database of Insects and their Food Plants (DBIF), UK Centre for Ecology & Hydrology (both Open Government Licence). Contains data supplied by UK Centre for Ecology & Hydrology.

Plant communities

W25 — Bracken scrub

Pteridium aquilinum-Rubus fruticosus underscrub

Matches 9 species from the description above: Arum maculatum, Brachythecium rutabulum, Circaea lutetiana, Fraxinus excelsior, Geranium robertianum, Holcus mollis, Hyacinthoides non-scripta, Mercurialis perennis, Pteridium aquilinum

Hedera helix, Acer pseudoplatanus, Fagus sylvatica, Quercus robur, Fraxinus excelsior, Sambucus nigra, Ulex europaeus, Crataegus monogyna, Prunus spinosa, Luzula multiflora, Mnium hornum, Brachythecium rutabulum, Kindbergia praelonga, Angelica sylvestris, Conopodium majus, Heracleum sphondylium, Arum maculatum, Cirsium arvense, Lonicera periclymenum, Silene dioica, Stellaria holostea, Mercurialis perennis, Geranium robertianum, Glechoma hederacea, Teucrium scorodonia, Hyacinthoides non-scripta, Chamerion angustifolium, Circaea lutetiana, Digitalis purpurea, Rumex acetosa, Anemone nemorosa, Ficaria verna, Potentilla erecta, Rosa arvensis, Rosa canina, Rubus fruticosus agg., Rubus idaeus, Galium aparine, Galium mollugo sens.lat., Galium saxatile, Urtica dioica, Viola riviniana, Agrostis capillaris, Anthoxanthum odoratum, Arrhenatherum elatius, Dactylis glomerata, Festuca rubra, Holcus lanatus, Holcus mollis, Poa trivialis, Pteridium aquilinum, Dryopteris dilatata, Dryopteris filix-mas

H8 — Hard cliff and cliff slope, Lowland dry heath, Upland dry heath

Calluna vulgaris-Ulex gallii heath

Matches 6 species from the description above: Brachypodium sylvaticum, Deschampsia flexuosa, Hypnum cupressiforme, Pleurozium schreberi, Pteridium aquilinum, Vaccinium myrtillus

Calluna vulgaris, Erica cinerea, Erica tetralix, Vaccinium myrtillus, Ulex europaeus, Ulex gallii, Carex binervis, Carex caryophyllea, Carex flacca, Carex pilulifera, Campylopus flexuosus, Dicranum scoparium, Hypnum cupressiforme, Pleurozium schreberi, Pseudoscleropodium purum, Rhytidiadelphus squarrosus, Polytrichum juniperinum, Polytrichum piliferum, Cladonia impexa, Cladonia squamosa, Hypochaeris radicata, Jasione montana, Lotus corniculatus, Hypericum pulchrum, Teucrium scorodonia, Thymus praecox, Scilla verna, Linum catharticum, Pedicularis sylvatica, Digitalis purpurea, Plantago lanceolata, Plantago maritima, Polygala serpyllifolia, Rumex acetosella, Potentilla erecta, Poterium sanguisorba, Rubus fruticosus agg., Galium saxatile, Galium verum, Viola lactea, Viola riviniana, Agrostis capillaris, Agrostis curtisii, Agrostis stolonifera, Agrostis vinealis, Aira praecox, Anthoxanthum odoratum, Avenula pubescens, Brachypodium sylvaticum, Dactylis glomerata, Danthonia decumbens, Deschampsia flexuosa, Festuca ovina, Festuca rubra, Holcus lanatus, Molinia caerulea, Nardus stricta, Pteridium aquilinum, Chara curta

MG1 — Brownfield, Hard cliff and cliff slope

Arrhenatherum elatius grassland

Matches 4 species from the description above: Brachypodium sylvaticum, Brachythecium rutabulum, Holcus mollis, Pteridium aquilinum

Hedera helix, Luzula campestris, Brachythecium rutabulum, Kindbergia praelonga, Pseudoscleropodium purum, Rhytidiadelphus squarrosus, Aegopodium podagraria, Anthriscus sylvestris, Conopodium majus, Daucus carota, Heracleum sphondylium, Pimpinella major, Pimpinella saxifraga, Achillea millefolium, Artemisia vulgaris, Carduus nutans, Centaurea nigra, Centaurea scabiosa, Cirsium arvense, Cirsium vulgare, Hypochaeris radicata, Jacobaea vulgaris, Leontodon hispidus, Leucanthemum vulgare, Sonchus asper, Taraxacum officianalis, Capsella bursa-pastoris, Campanula rotundifolia, Knautia arvensis, Scabiosa columbaria, Cerastium fontanum, Silene nutans, Stellaria graminea, Convolvulus arvensis, Lathyrus pratensis, Lotus corniculatus, Lotus pedunculatus, Trifolium pratense, Trifolium repens, Vicia cracca, Vicia sativa, Vicia sepium, Geranium dissectum, Hypericum perforatum, Clinopodium vulgare, Glechoma hederacea, Lamium album, Origanum vulgare, Teucrium scorodonia, Thymus praecox, Linum catharticum, Chamerion angustifolium, Epilobium hirsutum, Epipactis purpurata, Rhinanthus minor, Papaver dubium, Plantago lanceolata, Veronica chamaedrys, Rumex acetosa, Rumex crispus, Rumex obtusifolius, Primula veris, Primula vulgaris, Ficaria verna, Ranunculus acris, Ranunculus bulbosus, Ranunculus repens, Agrimonia eupatoria, Filipendula ulmaria, Potentilla reptans, Poterium sanguisorba, Rubus fruticosus agg., Galium aparine, Galium mollugo sens.lat., Galium verum, Urtica dioica, Agrostis capillaris, Agrostis stolonifera, Alopecurus pratensis, Anisantha sterilis, Anthoxanthum odoratum, Arrhenatherum elatius, Avenula pubescens, Brachypodium sylvaticum, Briza media, Bromopsis erecta, Bromus hordeaceous, Cynosurus cristatus, Dactylis glomerata, Elytrigia repens, Festuca ovina, Festuca rubra, Holcus lanatus, Holcus mollis, Lolium perenne, Phleum pratense, Poa pratensis, Poa trivialis, Schedonorus pratensis, Trisetum flavescens, Pteridium aquilinum, Chara vulgaris

MC9 — Hard cliff and cliff slope

Festuca rubra-Holcus lanatus maritime grassland

Matches 3 species from the description above: Brachypodium sylvaticum, Deschampsia flexuosa, Hypnum cupressiforme

Empetrum nigrum subsp.nigrum, Carex caryophyllea, Carex flacca, Carex nigra, Carex panicea, Luzula campestris, Hypnum cupressiforme, Kindbergia praelonga, Pseudoscleropodium purum, Rhytidiadelphus squarrosus, Trichostomum brachydontium, Cladonia chlorophaea, Peltigera canina, Angelica sylvestris, Conopodium majus, Daucus carota, Heracleum sphondylium, Achillea millefolium, Bellis perennis, Centaurea nigra, Hypochaeris radicata, Jacobaea vulgaris, Leontodon saxatilis, Leucanthemum vulgare, Pilosella officinarum, Scorzoneroides autumnalis, Serratula tinctoria, Solidago virgaurea, Cochlearia officinalis, Campanula rotundifolia, Cerastium diffusum, Cerastium fontanum, Sagina apetala, Silene uniflora, Sedum anglicum, Euphorbia portlandica, Anthyllis vulneraria, Genista tinctoria, Lotus corniculatus, Trifolium repens, Geranium sanguineum, Thymus praecox, Scilla verna, Euphrasia officinalis, Plantago lanceolata, Plantago maritima, Armeria maritima, Rumex acetosa, Rumex crispus, Ficaria verna, Ranunculus acris, Potentilla erecta, Galium verum, Viola riviniana, Agrostis capillaris, Agrostis stolonifera, Aira praecox, Anthoxanthum odoratum, Brachypodium sylvaticum, Dactylis glomerata, Danthonia decumbens, Deschampsia flexuosa, Festuca ovina, Festuca rubra, Holcus lanatus, Koeleria macrantha, Poa pratensis

A14 — Fast flowing river and stream

Myriophyllum alterniflorum community

Matches 1 species from the description above: Fontinalis antipyretica

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

A18 — Fast flowing river and stream

Ranunculus fluitans community

Matches 1 species from the description above: Fontinalis antipyretica

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

H7 — Hard cliff and cliff slope, Lowland dry heath

Calluna vulgaris-Scilla verna heath

Matches 1 species from the description above: Hypnum cupressiforme

Salix repens, Empetrum nigrum subsp.nigrum, Calluna vulgaris, Erica cinerea, Erica tetralix, Erica vagans, Juniperus communis, Ulex europaeus, Carex caryophyllea, Carex flacca, Carex nigra, Carex panicea, Carex pulicaris, Carex serotina, Luzula campestris, Luzula multiflora, Selaginella selaginoides, Hypnum cupressiforme, Frullania tamarisci, Cladonia chlorophaea, Cladonia rangiformis, Daucus carota, Achillea millefolium, Hypochaeris radicata, Leontodon saxatilis, Leucanthemum vulgare, Scorzoneroides autumnalis, Serratula tinctoria, Jasione montana, Succisa pratensis, Cerastium diffusum, Cerastium fontanum, Silene uniflora, Sedum anglicum, Anthyllis vulneraria, Astragalus danicus, Genista pilosa, Lotus corniculatus, Trifolium repens, Centaurium erythraea, Thymus praecox, Scilla verna, Dactylorhiza purpurella, Euphrasia officinalis, Plantago coronopus, Plantago lanceolata, Plantago maritima, Armeria maritima, Polygala serpyllifolia, Polygala vulgaris, Rumex acetosa, Primula vulgaris, Filipendula vulgaris, Potentilla erecta, Galium verum, Viola riviniana, Agrostis capillaris, Agrostis stolonifera, Aira caryophyllea, Aira praecox, Anthoxanthum odoratum, Dactylis glomerata, Danthonia decumbens, Festuca ovina, Festuca rubra, Holcus lanatus, Koeleria macrantha, Molinia caerulea, Nardus stricta, Chara curta

MC5 — Hard cliff and cliff slope

Armeria maritima-Cerastium diffusum ssp. diffusum maritime therophyte community

Matches 1 species from the description above: Hypnum cupressiforme

Carex flacca, Hypnum cupressiforme, Tortella flavovirens, Cladonia chlorophaea, Cladonia foliacea, Cladonia rangiformis, Collema spp., Daucus carota, Achillea millefolium, Bellis perennis, Cirsium acaule, Echium vulgare, Jacobaea vulgaris, Leontodon saxatilis, Pilosella officinarum, Senecio vulgaris, Sonchus oleraceus, Taraxacum officianalis, Tripleurospermum maritimum, Myosotis ramosissima, Brassica oleracea, Cochlearia danica, Cochlearia officinalis, Diplotaxis muralis, Jasione montana, Arenaria serpyllifolia, Cerastium diffusum, Cerastium fontanum, Herniaria ciliolata, Sagina apetala, Sagina maritima, Silene uniflora, Spergularia rupicola, Atriplex littoralis, Sedum acre, Sedum anglicum, Euphorbia portlandica, Anthyllis vulneraria, Hippocrepis comosa, Lotus corniculatus, Trifolium arvense, Trifolium occidentale, Trifolium repens, Trifolium scabrum, Vicia sativa, Centaurium erythraea, Eriodium cicutarium, Salvia verbenaca, Thymus praecox, Scilla autumnalis, Scilla verna, Radiola linoides, Plantago coronopus, Plantago lanceolata, Plantago maritima, Veronica arvensis, Armeria maritima, Ranunculus acris, Reseda lutea, Filipendula vulgaris, Poterium sanguisorba, Galium verum, Agrostis capillaris, Agrostis stolonifera, Aira caryophyllea, Aira praecox, Brachypodium pinnatum, Bromus hordeaceous, Catapodium marinum, Catapodium rigidum, Dactylis glomerata, Festuca ovina, Festuca rubra, Holcus lanatus, Koeleria macrantha, Lolium perenne, Schedonorus arundinaceus

MG11 — Brownfield, Coastal floodplain grazing marsh, Hard cliff and cliff slope

Festuca rubra-Agrostis stolonifera-Potentilla anserina grassland

Matches 1 species from the description above: Brachythecium rutabulum

Atriplex portulacoides, Carex arenaria, Carex distans, Juncus articulatus, Juncus bufonius, Juncus gerardii, Brachythecium rutabulum, Odontites verna, Oenanthe lachenalii, Bellis perennis, Cirsium arvense, Cirsium vulgare, Hypochaeris radicata, Matricaria discoidea, Scorzoneroides autumnalis, Senecio aquaticus, Sonchus asper, Taraxacum officianalis, Tripleurospermum maritimum, Cochlearia anglica, Cochlearia officinalis, Cerastium fontanum, Honckenya peploides, Sagina procumbens, Silene dioica, Silene uniflora, Stellaria media agg., Atriplex hastata, Lotus corniculatus, Trifolium repens, Triglochin maritimum, Plantago lanceolata, Plantago major, Plantago maritima, Polygonum aviculare, Rumex acetosa, Rumex crispus, Rumex obtusifolius, Glaux maritima, Ranunculus acris, Ranunculus repens, Potentilla anserina, Potentilla reptans, Galium aparine, Urtica dioica, Agrostis capillaris, Agrostis stolonifera, Alopecurus geniculatus, Ammophila arenaria, Arrhenatherum elatius, Bromus hordeaceous, Dactylis glomerata, Elytrigia juncea, Elytrigia repens, Festuca rubra, Holcus lanatus, Lolium perenne, Parapholis strigosa, Phleum pratense, Poa annua, Poa pratensis, Poa trivialis, Schedonorus arundinaceus, Schedonorus pratensis

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

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

MC1 — Hard cliff and cliff slope

Crithmum maritimum-Spergularia rupicola maritime rock-crevice community

Tortella flavovirens, Crithmum maritimum, Daucus carota, Inula crithmoides, Tripleurospermum maritimum, Cochlearia danica, Cochlearia officinalis, Cerastium diffusum, Silene uniflora, Spergularia rupicola, Atriplex hastata, Plantago coronopus, Plantago maritima, Armeria maritima, Limonium binervosum, Catapodium marinum, Festuca rubra, Parapholis incurva, Asplenium marinum

MC2 — Hard cliff and cliff slope

Armeria maritima-Ligusticum scoticum maritime rock-crevice community

Schistidium maritimum, Ligusticum scoticum, Scorzoneroides autumnalis, Tripleurospermum maritimum, Cochlearia officinalis, Cerastium fontanum, Silene uniflora, Spergularia rupicola, Atriplex hastata, Sedum rosea, Plantago coronopus, Plantago maritima, Armeria maritima, Rumex crispus, Agrostis stolonifera, Festuca rubra, Asplenium marinum

MC3 — Hard cliff and cliff slope

Rhodiola rosea-Armeria maritima 36-ledge community

Angelica sylvestris, Ligusticum scoticum, Scorzoneroides autumnalis, Tripleurospermum maritimum, Silene dioica, Silene uniflora, Sedum rosea, Lotus corniculatus, Plantago lanceolata, Plantago maritima, Armeria maritima, Rumex acetosa, Agrostis stolonifera, Festuca rubra, Holcus lanatus

MC4 — Hard cliff and cliff slope

Brassica oleracea 36-ledge community

Daucus carota, Centaurea nigra, Centaurea scabiosa, Cirsium arvense, Echium vulgare, Jacobaea vulgaris, Leucanthemum vulgare, Pilosella officinarum, Senecio vulgaris, Sonchus oleraceus, Taraxacum officianalis, Tragopogon pratensis, Brassica nigra, Brassica oleracea, Cheiranthus cheiri, Silene nutans, Silene uniflora, Sedum acre, Anthyllis vulneraria, Ononis repens, Teucrium scorodonia, Plantago coronopus, Plantago lanceolata, Armeria maritima, Rumex acetosa, Potentilla reptans, Galium aparine, Agrostis stolonifera, Brachypodium pinnatum, Bromus hordeaceous, Dactylis glomerata, Festuca rubra, Schedonorus arundinaceus

MC6 — Coastal vegetated shingle, Hard cliff and cliff slope

Atriplex prostrata-Beta vulgaris ssp. maritima sea-bird cliff community

Daucus carota, Sonchus oleraceus, Taraxacum officianalis, Tripleurospermum maritimum, Cochlearia officinalis, Silene uniflora, Spergularia rupicola, Atriplex hastata, Malva arborea, Plantago coronopus, Armeria maritima, Polygonum aviculare, Rumex crispus, Bromus hordeaceous, Catapodium marinum, Dactylis glomerata, Festuca rubra

MC7 — Hard cliff and cliff slope

Stellaria media-Rumex acetosa sea-bird cliff community

Juncus articulatus, Scorzoneroides autumnalis, Senecio vulgaris, Tripleurospermum maritimum, Cochlearia officinalis, Cerastium fontanum, Cerastium glomeratum, Silene uniflora, Spergula arvensis, Stellaria media agg., Atriplex hastata, Sedum anglicum, Trifolium repens, Plantago maritima, Armeria maritima, Polygonum aviculare, Rumex acetosa, Rumex crispus, Potentilla anserina, Agrostis stolonifera, Festuca rubra, Holcus lanatus, Poa annua, Poa pratensis

MC8 — Hard cliff and cliff slope

Festuca rubra-Armeria maritima maritime grassland

Carex caryophyllea, Carex distans, Kindbergia praelonga, Tortella flavovirens, Trichostomum brachydontium, Angelica sylvestris, Crithmum maritimum, Daucus carota, Ligusticum scoticum, Achillea millefolium, Cirsium arvense, Hypochaeris radicata, Inula crithmoides, Leontodon saxatilis, Scorzoneroides autumnalis, Sonchus oleraceus, Tripleurospermum maritimum, Brassica oleracea, Cochlearia danica, Cochlearia officinalis, Cerastium diffusum, Cerastium fontanum, Sagina apetala, Sagina maritima, Silene uniflora, Spergularia rupicola, Sedum anglicum, Anthyllis vulneraria, Lotus corniculatus, Trifolium repens, Centaurium erythraea, Scilla verna, Plantago coronopus, Plantago lanceolata, Plantago maritima, Armeria maritima, Rumex acetosa, Potentilla erecta, Agrostis stolonifera, Brachypodium pinnatum, Catapodium marinum, Dactylis glomerata, Festuca rubra, Holcus lanatus, Poa subcaerulea

MG10 — Coastal floodplain grazing marsh, Hard cliff and cliff slope, Upland rush pasture

Holcus lanatus-Juncus effusus rush-pasture

Carex hirta, Carex panicea, Juncus articulatus, Juncus effusus, Juncus inflexus, Calliergonell cuspidatum, Kindbergia praelonga, Angelica sylvestris, Oenanthe crocata, Caltha palustris, Cirsium arvense, Cirsium palustre, Pulicaria dysenterica, Senecio aquaticus, Taraxacum officianalis, Myosotis scorpioides, Cardamine pratensis, Cerastium fontanum, Silene flos-cuculi, Stellaria alsine, Equisetum arvense, Equisetum palustre, Lotus pedunculatus, Trifolium pratense, Trifolium repens, Vicia cracca, Iris pseudacorus, Mentha aquatica, Plantago lanceolata, Plantago major, Polygonum hydropiper, Rumex acetosa, Rumex conglomeratus, Rumex crispus, Rumex obtusifolius, Primula vulgaris, Ranunculus acris, Ranunculus repens, Filipendula ulmaria, Potentilla anserina, Urtica dioica, Agrostis capillaris, Agrostis stolonifera, Alopecurus geniculatus, Alopecurus pratensis, Anthoxanthum odoratum, Cynosurus cristatus, Dactylis glomerata, Festuca rubra, Festulolium loliaceum, Glyceria fluitans, Holcus lanatus, Lolium perenne, Phalaris arundinacea, Phleum pratense, Poa pratensis, Poa trivialis, Schedonorus pratensis

MG12 — Coastal floodplain grazing marsh, Hard cliff and cliff slope

Festuca arundinacea grassland

Atriplex portulacoides, Carex distans, Carex nigra, Carex otrubae, Eleocharis uniglumis, Juncus acutiflorus, Juncus articulatus, Juncus gerardii, Juncus inflexus, Juncus maritimus, Kindbergia praelonga, Odontites verna, Oenanthe crocata, Oenanthe lachenalii, Torilis japonica, Cirsium arvense, Hypochaeris radicata, Scorzoneroides autumnalis, Sonchus arvensis, Taraxacum officianalis, Tripleurospermum maritimum, Cerastium fontanum, Stellaria media agg., Atriplex hastata, Equisetum palustre, Lathyrus pratensis, Lotus corniculatus, Trifolium pratense, Trifolium repens, Vicia cracca, Iris pseudacorus, Triglochin maritimum, Triglochin palustre, Plantago lanceolata, Plantago major, Plantago maritima, Rumex crispus, Glaux maritima, Ranunculus acris, Potentilla anserina, Galium palustre, Agrostis capillaris, Agrostis stolonifera, Anthoxanthum odoratum, Arrhenatherum elatius, Cynosurus cristatus, Dactylis glomerata, Elytrigia atherica, Elytrigia repens, Festuca rubra, Holcus lanatus, Lolium perenne, Phragmites australis, Poa pratensis, Schedonorus arundinaceus, Schedonorus pratensis