Scientific Name Common Name
   
Acer campestre FIELD MAPLE  
Acer platanoides NORWAY MAPLE  
Acer pseudoplanatus SYCAMORE  
Achillea millefolium YARROW  
Adoxa moshatellina TOWN HALL CLOCK  
Aegopodium podagraria GROUND-ELDER  
Aesculus hippocastanum HORSE CHESTNUT  
Aethusa cynapium FOOL'S PARSLEY  
Agrimonia eupatoria AGRIMONY  
Agrostis capillaris COMMON BENT  
Agrostis gigantea BLACK BENT  
Agrostis stolonifera CREEPING BENT  
Aira praecox EARLY HAIR-GRASS  
Alcea rosea HOLLYHOCK  
Alisma plantago-aquatica WATER PLANTAIN  
Alliaria petiolata JACK-BY-THE-HEDGE  GARLIC MUSTARD
Allium neapolitanum NEAPOLITAN GARLIC  
Allium vineale CROW GARLIC  
Alnus glutinosa ALDER  
Alopecurus bulbosus BULBOUS FOXTAIL  
Alopecurus geniculatus MARSH FOXTAIL  
Alopecurus myosuroides BLACK GRASS  
Alopecurus pratensis MEADOW FOXTAIL  
Amaranthus retroflexus PIGWEED  
Anacamptis pyramidalis PYRAMIDAL ORCHID  
Anagallis arvensis SCARLET PIMPERNEL  
Angelica sylvestris ANGELICA  
Anisantha sterilis BARREN BROME  
Anthemis arvensis CORN CHAMOMILE  
Anthemis cotula STINKING CHAMOMILE  
Anthoxanthum odoratum SWEET VERNAL GRASS  
Anthriscus sylvestris COW PARSLEY  
Anthyllis vulneraria KIDNEY VETCH  
Aphanes arvensis PARSLEY-PIERT  
Apium graveolens WILD CELERY  
Apium nodiflorum FOOL'S WATERCRESS  
Arabidopsis thaliana THALE CRESS  
Arabis hirsuta HAIRY ROCK-CRESS  
Arctium lappa GREATER BURDOCK  
Arctium minus LESSER BURDOCK  
Arenaria leptoclados SLENDER SANDWORT  
Arenaria serpyllifolia THYME-LEAVED SANDWORT  
Armeria maritima THRIFT  
Armoracia rusticana HORSERADISH  
Arrhenatherum elatius FALSE OAT  
Artemisia maritima SEA WORMWOOD  
Artemisia vulgare MUGWORT  
Arthrocnemum perenne PERENNIAL GLASSWORT  
Arum maculatum WILD ARUM  
Arum neglectum ITALIAN ARUM  
Asparagus officinalis ASPARAGUS  
Asperula cynanchica SQUINANCYWORT  
Asplenium adiantum-nigrum BLACK SPLEENWORT  
Asplenium ruta-muraria WALL-RUE  
Asplenium trichomanes MAIDENHAIR  
Aster novi-belgii MICHAELMAS DAISY  
Aster tripolium SEA ASTER  
Atriplexlittoralis GRASS LEAVED ORACHE  
Atriplex glabriuscula BABINGTON'S ORACHE  
Atriplex hastata SPEAR-LEAFED ORACHE  
Atriplex patula COMMON ORACHE  
Atropa belladonna DEADLY NIGHTSHADE  
Avena fatua WILD OATS  
Azolla filiculoides WATER FERN  
Ballota nigra BLACK HOREHOUND  
Barbarea verna AMERICAN WINTER-CRESS  
Barbarea vulgaris WINTER CRESS  
Bellis perennis DAISY  
Berula erecta LESSER WATER-PARSNIP  
Beta maritima SEA BEET  
Betula pendula SILVER BIRCH  
Blackstonia perfoliata YELLOW-WORT  
Bolboschoenus maritimus SEA CLUB-RUSH  
Borago officinalis BORAGE  
Brachypodium pinnatum TOR-GRASS  
Brachypodium sylvaticum FALSE BROME  
Brassica napus RAPE  
Brassica nigra BLACK MUSTARD  
Brassica rapa WILD TURNIP  
Briza media QUAKING-GRASS  
Bromus commutatus MEADOW BROME  
Bromus erectus UPRIGHT BROME  
Bromus hordeaceus SOFT BROME  
Bryonia cretica WHITE BRYONY  
Buddleja davidii BUDDLEIA  
Bupleurum lancifolium FALSE THOROW-WAX  
Butomus umbellatus FLOWERING RUSH  
Buxus sempervirens BOX  
Calamagrostis epigejos WOOD SMALL-REED  
Callitriche hamulata INTERMEDIATE WATER STARWORT  
Callitriche obtusangula BLUNT-FRUITED WATER­STARWORT  
Callitriche stagnalis COMMON WATER-STARWORT  
Caltha palustris MARSH-MARIGOLD  
Calystegia pulchra HAIRY BINDWEED  
Calystegia sepium HEDGE BINDWEED  
Calystegia silvatica LARGE BINDWEED  
Calystegia soldanella SEA BINDWEED  
Campanula rotundifolia HARE BELL  
Campanula trachelium NETTLE-LEAVED BELLFLOWER  
Cannabium sativa HEMP  
Capsella bursa-pastoria SHEPHERD'S PURSE  
Cardamine flexuosa WAVY BITTERCRESS  
Cardamine hirsuta HAIRY BITTERCRESS  
Cardamine pratense MILKMAIDS  
Carduus crispus WELTED THISTLE  
Carduus nutans MUSK THISTLE  
Carduus tenuiflorus SLENDER THISTLE  
Carex acutiformis LESSER POND-SEDGE  
Carex arenaria SAND SEDGE  
Carex distans DISTANT SEDGE  
Carex disticha BROWN SEDGE  
Carex divisa DIVIDED SEDGE  
Carex divulsa GREY SEDGE  
Carex flacca GLAUCOUS SEDGE  
Carex hirta HAIRY SEDGE  
Carex otrubae FALSE FOX-SEDGE  
Carex paniculata GREATER TUSSOCK SEDGE  
Carex pendula PENDULOUS SEDGE  
Carex pseudocyperus CYPERUS SEDGE  
Carex riparia GREATER POND-SEDGE  
Carex spicata SPIKED SEDGE  
Carex sylvatica WOOD SEDGE  
Carlina vulgaris CARLINE THISTLE  
Carpinus betulus HORNBEAM  
Castanea sativa SWEET CHESTNUT  
Catabrosa aquatica WHORL-GRASS  
Catapodium marina SEA FERN-GRASS  
Catapodium rigida FERN-GRASS  
Centaurea calcitrapa RED STAR-THISTLE  
Centaurea cyanus CORNFLOWER  
Centaurea diluta LESSER STAR-THISTLE  
Centaurea nigra HARDHEADS LESSER KNAPWEED
Centaurea scabiosa GREATER KNAPWEED  
Centaurium erythraea COMMON CENTAURY  
Centaurium pulchellum LESSER CENTAURY  
Centranthus ruber RED VALERIAN  
Cerastium arvense FIELD MOUSE-EAR  
Cerastium diffusum SEA MOUSE-EAR  
Cerastium fontanum COMMON MOUSE-EAR  
Cerastium glomeratum STICKY MOUSE-EAR  
Cerastium tomentosum SNOW-IN-SUMMER  
Ceratophyllum demersum RIGID HORNWORT  
Ceterach officinarum RUSTY-BACK FERN  
Chaenorhinum minus SMALL TOADFLAX  
Chaerophyllum temulentum ROUGH CHERVIL  
Chamerion augustifolium ROSEBAY WILLOWHERB  
Chelidonium majus GREATER CELANDINE  
Chenopodium album FAT HEN  
Chenopodium bonus -henricus GOOD-KING-HENRY  
Chenopodium ficifolium FIG-LEAVED GOOSEFOOT  
Chenopodium murale NETTLE-LEAVED GOOSEFOOT  
Chenopodium polyspermum MANY-SEEDED GOOSEFOOT  
Chenopodium rubrum RED GOOSEFOOT  
Cichorium intybus CHICORY  
Circaea lutetiana ENCHANTER'S NIGHTSHADE  
Cirsium acaule DWARF THISTLE  
Cirsium arvense CREEPING THISTLE  
Cirsium palustre MARSH THISTLE  
Cirsium vulgare SPEAR THISTLE  
Clematis vitalba TRAVELLERS-JOY  OLD MAN'S BEARD
Clinopodium vulgare WILD BASIL  
Cochlearia danica DANISH SCURVYGRASS  
Conium maculatum HEMLOCK  
Convolvulus arvensis FIELD BINDWEED  
Conyza canadensis CANADIAN FLEABANE  
Cornus sanguinea DOGWOOD  
Coronopus didymus LESSER SWINE-CRESS  
Coronopus squamatus SWINE-CRESS  
Cortaderia selloana PAMPAS-GRASS  
Corydalis lutea YELLOW CORYDALIS  
Corylus avellana HAZEL  
Cotoneaster horizontalis WALL COTONEASTER  
Cotoneaster microphyllus SMALL-LEAVED COTONEASTER  
Cotoneaster simonsii HIMALAYAN COTONEASTER  
Crambe maritima SEA KALE  
Crataegus x macrocarpa HAWTHORN  
Crepis capillaris SMOOTH HAWKSBEARD  
Crepis vesicaria BEAKED HAWKSBEARD  
Crithmum maritimum ROCK SAMPHIRE  
Cruciata laevipes CROSSWORT  
Cuscuta epithymum DODDER  
Cymbalaria muralis IVY-LEAVED TOADFLAX  
Cynodon dactylon BERMUDA-GRASS  
Cynoglossum officinale HOUND'S-TONGUE  
Cynosurus cristatus DOG'S-TAIL  
Cyperus eragrostis AMERICAN GALINGALE  
Cyperus longus GALINGALE  
Cytisus scoparius BROOM  
Dactylis glomerata COCKSFOOT  
Dactylorhiza fuchsii COMMON SPOTTED ORCHID  
Danthonia decumbens HEATH-GRASS  
Datura stramonium THORN APPLE  
Daucus carota WILD CARROT  
Deschampsia cespitosa TUFTED HAIR-GRASS  
Digitaria sanguinalis FINGER-GRASS  
Diplotaxis muralis ANNUAL WALL-ROCKET  
Diplotaxis tenuifolia PERENNIAL WALL-ROCKET  
Dipsacus fullonum TEASEL  
Draba muralis WALL WHITLOW-GRASS  
Dryopteris filix-mas MALE FERN  
Echium vulgare VIPER'S BUGLOSS  
Eleocharis palustris COMMON SPIKE-RUSH  
Elodea canadensis CANADIAN WATERWEED  
Elytrigia atherica SEA COUCH  
Elytrigia juncea SAND COUCH  
Elytrigia repens COMMON COUCH  
Epilobium ciliatum AMERICAN WILLOWHERB  
Epilobium hirsutum HAIRY WILLOWHERB  
Epilobium montanum BROAD-LEAVED WILLOWHERB  
Epilobium obscurum SHORT-FRUITED WILLOWHERB  
Epilobium parviflorum HOARY WILLOWHERB  
Epilobium tetragonum SQUARE-STALKED WILLOWHERB  
Equisetum arvense FIELD HORSETAIL  
Equisetum palustre MARSH HORSETAIL  
Erigeron acer BLUE FLEABANE  
Erodium cicutarium COMMON STORKSBILL  
Erophila verna WHITLOWGRASS  
Erucastrum gallicum HAIRY ROCKET  
Euonymus europaeus SPINDLE  
Eupatorium cannabinum HEMP-AGRIMONY  
Euphorbiapseudovirgata HUNGARIAN SPURGE  
Euphorbia exigua DWARF SPURGE  
Euphorbia helioscopia SUN SPURGE  
Euphorbia lathyrus CAPER SPURGE  
Euphorbia peplus PETTY SPURGE  
Euphorbia platyphyllos BROAD-LEAFED SPURGE  
Euphrasia nemorosa EYEBRIGHT  
Euphrasia pseudokerneri CHALK EYEBRIGHT  
Fagus sylvatica BEECH  
Fallopia baldschuanica RUSSIAN-VINE  
Fallopia convolvulus BLACK BINDWEED  
Fallopia japonica JAPANESE KNOTWEED  
Fallopia sachalinensis GIANT KNOTWEED  
Festucagigantea GIANT FESCUE  
Festuca arundinacea TALL FESCUE  
Festuca longifolia HARD FESCUE  
Festuca ovina SHEEP'S FESCUE  
Festuca pratensis MEADOW FESCUE  
Festuca rubra RED FESCUE  
Festulolium lolioceum HYBRID FESCUE  
Filipendula ulmaria MEADOWSWEET  
Filipendula vulgaris DROPWORT  
Foeniculum vulgare FENNEL  
Fragaria vesca WILD STRAWBERRY  
Frankenia laevis SEA HEATH  
Fraxinus excelsior ASH  
Fumaria officinalis FUMITORY  
Galanthus nivalis SNOWDROP  
Galega officinalis GOAT'S-RUE  
Galeopsis angustifolia RED HEMP-NETTLE  
Galeopsis tetrahit COMMON HEMP-NETTLE  
Galinsoga ciliata SHAGGY SOLDIER  
Galinsoga parviflora GALLANT SOLDIER  
Galium aparine CLEAVERS  
Galium mollugo HEDGE BEDSTRAW  
Galium palustre MARSH BEDSTRAW  
Galium verum LADY'S BEDSTRAW  
Gentianella amarella AUTUMN GENTIAN  
Geranium dissectum CUT-LEAVED CRANESBILL  
Geranium molle DOVE'S FOOT CRANESBILL  
Geranium pyrenaicum HEDGEROW CRANESBILL  
Geranium pyrenaicum PYRENEAN CRANESBILL  
Geranium robertianum HERB ROBERT  
Geum urbanum WOOD AVENS  
Gladiolus byzantinus EASTERN GLADIOLUS  
Glaucium flavum YELLOW HORNED-POPPY  
Glaux maritima SEA MILKWORT  
Glechoma hederacea GROUND IVY  
Glyceria declinata SMALL SWEET-GRASS  
Glyceria fluitans FLOTE GRASS  
Glyceria maxima REED SWEET-GRASS  
Glyceria plicata PLICATE SWEET-GRASS  
Gnaphalium uliginosum MARSH CUDWEED  
Groenlandia densa OPPOSITE-LEAVED PONDWEED  
Gymnadenia conopsea FRAGRANT ORCHID  
Halimione portulacoides SEA PURSLANE  
Hedera helix IVY  
Helianthemum nummularium ROCK ROSE  
Helictotrichon pratensis MEADOW OAT-GRASS  
Helictotrichon pubescens DOWNY OAT-GRASS  
Helxine soleirolii MIND-YOUR-OWN-BUSINESS  
Heracleum mantegazzianum GIANT HOGWEED  
Heracleum sphondylium HOGWEED  
Hieracium aurantiacum FOX AND CUBS  
Hippocrepis comosa HORSESHOE VETCH  
Hippuris vulgaris MARE'S-TAIL  
Hirschfeldia incana HOARY MUSTARD  
Holcus lanatus YORKSHIRE FOG  
Honkenya peploides SEA SANDWORT  
Hordeum jubatum SQUIRREL'S TAIL GRASS  
Hordeum murinum WALL BARLEY  
Hordeum secalinum MEADOW BARLEY  
Hottonia palustris WATER VIOLET  
Humulus lupulus HOP  
Hyacinthoides hispanica SPANISH BLUEBELL  
Hyacinthoides non-scripta BLUEBELL  
Hydrocharis morsus-ranae FROGBIT  
Hypericum androsaemum TUTSAN  
Hypericum calycinum ROSE-OF-SHARON  
Hypericum perforatum PERFORATE ST. JOHN'S-WORT  
Hypericum tetrapterum SQUARE STALKED ST. JOHN'S WORT  
Hypochoeris radiata CAT'S EAR  
Ilex aquifolium HOLLY  
Inula conyza PLOUGHMAN'S SPIKENARD  
Iris foetidissima STINKING IRIS  
Iris pseudacorus YELLOW IRIS  
Juglans regia WALNUT  
Juncus articulatus JOINTED RUSH  
Juncus bufonius TOAD RUSH  
Juncus effusus SOFT RUSH  
Juncus gerardii SALTMARSH RUSH  
Juncus inflexus HARD RUSH  
Juniperus communis JUNIPER  
Kickxia elatine SHARP-LEAVED FLUELLEN  
Kickxia spuria ROUND-LEAVED FLUELLEN  
Knautia arvensis FIELD SCABIOUS  
Koeleria cristata CRESTED HAIR-GRASS  
Lactuca serriola PRICKLY LETTUCE  
Lactuca virosa GREAT LETTUCE  
Lapsana communis NIPPLEWORT  
Larix decidua LARCH  
Larnium album WHITE DEADNETTLE  
Larnium amplexicaule HENBIT  
Larnium maculatum SPOTTED DEADNETTLE  
Larnium purpureum RED DEADNETTLE  
Lathyrus latifolius BROAD-LEAVED EVERLASTING PEA  
Lathyrus nissolia GRASS VETCHLING  
Lathyrus pratensis MEADOW VETCHLING  
Laurus nobilis BAY  
Lavatera arborea TREE MALLOW  
Legousia hybrida VENUS'S LOOKING-GLASS  
Lemma gibba FAT DUCKWEED  
Lemma minor COMMON DUCKWEED  
Lemma trisulca IVY-LEAVED DUCKWEED  
Lemna minuta LEAST DUCKWEED  
Leontodon autumnalis AUTUMN HAWKBIT  
Leontodon saxatilis ROUGH HAWKBIT  
Leontodon taraxacoides LESSER HAWKBIT  
Lepidium campestre FIELD PEPPERWORT  
Lepidium draba HOARY CRESS  
Lepidium ruderale NARROW-LEAVED PEPPERWORT  
Leucanthemum maximum SHASTA DAISY  
Leucanthemum vulgare OX-EYE DAISY  
Leucojum aestivum SUMMER SNOWFLAKE  
Ligustrum vulgare WILD PRIVET  
Limonium vulgare SEA LAVENDER  
Linaria purpurea PURPLE TOADFLAX  
Linaria repens PALE TOADFLAX  
Linaria vulgaris COMMON TOADFLAX  
Linum bienne PALE FLAX  
Linum catharticum FAIRY FLAX  
Lithospermum officinale GROMWELL  
Lolium multiflorum ITALIAN RYEGRASS  
Lolium perenne PERENNIAL RYEGRASS  
Lotus corniculatus BIRD'S-FOOT TREFOIL  
Lotus pedunculatus GREATER BIRD'S-FOOT TREFOIL  
Lotus tenuis SLENDER BIRD'S-FOOT TREFOIL  
Lunaria annua HONESTY  
Luzula campestris FIELD WOODRUSH  
Lycium barbarum DUKE OF ARGYLL' S TEAPLANT  
Lycopsis arvensis SMALL BUGLOSS  
Lycopus europaeus GYPSYWORT  
Lysimachia nummularia CREEPING JENNY  
Malva neglecta DWARF MALLOW  
Malva sylvestris MALLOW  
Matricaria recutita SCENTED MAYWEED  
Matricaria suaveolens PINEAPPLE WEED  
Medicago arabica SPOTTED MEDICK  
Medicago lupulina BLACK MEDICK  
Medicago polymorpha TOOTHED MEDICK  
Medicago sativa LUCERNE  
Medicago truncatula STRONG-SPINED MEDICK  
Melilotus alba WHITE MELILOT  
Melilotus altissima TALL MELILOT  
Melilotus indica SMALL MELILOT Melilotus indicus
Melilotus officinalis RIBBED MELILOT  
Melissa officinalis BALM  
Mentha aquatica WATER MINT  
Mentha arvensis CORN MINT  
Mentha spicata SPEARMINT  
Mentha suaveolens ROUND-LEAVED MINT  
Mercurialis annua ANNUAL MERCURY  
Mercurialis perennis DOG'S MERCURY  
Moehringia trinervia THREE-NERVED SANDWORT  
Myosotis arvense FIELD FORGET-ME-NOT  
Myosotis caespitosa TUFTED FORGET-ME-NOT  
Myosotis ramosissima EARLY FORGET-ME-NOT  
Myosotis scorpioides WATER FORGET-ME-NOT  
Myriophyllum aquaticum PARROT'S FEATHER  
Myriophyllum spicatum SPIKED WATER-MILFOIL  
Nasturtium microphyllum BROWN-LEAVED WATERCRESS  
Nasturtium officinale WATERCRESS  
Odontites verna RED BARTSIA  
Oenanthe aquatica FINE-LEAVED WATER DROPWORT  
Oenanthe crocata HEMLOCK WATER DROPWORT  
Oenanthe fistulosa TUBULAR WATER DROPWORT  
Oenothera glazioviana EVENING PRIMROSE  
Onobrychis viciifolia SAINFOIN  
Ononis repens RESTHARROW  
Onopordum acanthium COTTON THISTLE  
Ophrys apifera BEE ORCHID  
Orchis mascula EARLY PURPLE ORCHID  
Origanum vulgare MARJORAM  
Ornithogalum umbellatum STAR-OF-BETHLEHEM  
Orobanche minor BROOMRAPE  
Oxalis corniculata YELLOW SORREL  
Oxalis corymbosa SMALL PINK OXALIS  
Panicum miliaceum MILLET  
Papaver argemone PRICKLY POPPY  
Papaver dubium LONG-HEADED POPPY  
Papaver hybridum ROUGH POPPY  
Papaver lecoquii YELLOW JUICED POPPY  
Papaver rhoeas COMMON POPPY  
Papaver somniferum OPIUM POPPY  
Parapholis incurva CURVED HARD-GRASS  
Parapholis strigosa HARD-GRASS  
Parietaria diffusa PELLITORY-OF-THE -WALL  
Pastinaca sativa WILD PARSNIP  
Pentaglottis sempervirens GREEN ALKANET  
Persicaria amphibia AMPHIBIOUS BISTORT  
Persicaria lapathifolia PALE PERSICARIA  
Persicaria maculosa REDSHANK  
Petasites fragrans WINTER HELIOTROPE  
Petrorhagia nanteuilii CHILDING PINK  
Petroselinum segetum CORN PARSLEY  
Phalaris arundinacea REED CANARY-GRASS  
Phalaris canariensis CANARY-GRASS  
Phleum bertolonii SMALLER CAT'S-TAIL  
Phleum pratense TIMOTHY  
Phragmites australis COMMON REED  
Phyllitis scolopendrium HARTS-TONGUE  
Phyteuma orbiculare ROUND-HEADED RAMPION  
Picris echioides BRISTLY OXTONGUE  
Picris hieracioides HAWKWEED OXTONGUE  
Pilosella officinarum MOUSE-EAR HAWKWEED  
Pimpinella saxifraga BURNET-SAXIFRAGE  
Pinus nigra AUSTRIAN PINE  
Pinus sylvestris SCOTS PINE  
Plantago coronopus BUCK'S-HORN PLANTAIN  
Plantago lanceolata RIBWORT PLANTAIN  
Plantago major GREATER PLANTAIN  
Plantago maritima SEA PLANTAIN  
Plantago media HOARY PLANTAIN  
Poa annua ANNUAL MEADOW-GRASS  
Poa bulbosa BULBOUS MEADOW-GRASS  
Poa infirma EARLY MEADOW GRASS  
Poa pratensis SMOOTH MEADOW-GRASS  
Poa trivialis ROUGH MEADOW-GRASS  
Polygala vulgaris MILKWORT  
Polygonatum x hybridum SOLOMON'S SEAL  
Polygonum arenastrum SMALL-LEAVED KNOTGRASS  
Polygonum aviculare KNOTGRASS  
Polypody vulgare POLYPODY  
Populus canadensis ITALIAN POPLAR  
Populus canescens GREY POPLAR  
Populus italia LOMBARDY POPLAR  
Populus tremula ASPEN  
Potamogeton acutifolius SHARP-LEAVED PONDWEED  
Potamogeton crispus CURLED PONDWEED  
Potamogeton natans BROAD-LEAVED PONDWEED  
Potamogeton pectinatus FENNEL PONDWEED  
Potentilla anserina SILVERWEED  
Potentilla reptans CREEPING CINQUEFOIL  
Potentilla sterilis BARREN STRAWBERRY  
Primula veris COWSLIP  
Primula vulgaris PRIMROSE  
Prunella vulgaris SELF-HEAL  
Prunus cerasifera CHERRY PLUM  
Prunus domestica WILD PLUM  
Prunus spinosa BLACKTHORN  
Pteridium aquilinum BRACKEN  
Puccinellia distans REFLEXED SALTMARSH-GRASS  
Puccinellia maritima COMMON SALTMARSH-GRASS  
Pulicaria dysenterica FLEABANE  
Quercus cerris TURKEY OAK  
Quercus ilex EVERGREEN OAK  
Quercus robur PEDUNCULATE OAK  
Ranunculus acris MEADOW BUTTERCUP  
Ranunculus aquaticis COMMON WATER CROWFOOT  
Ranunculus auricomus GOLDILOCKS  
Ranunculus baudotii BRACKISH WATER CROWFOOT  
Ranunculus bulbosus BULBOUS BUTTERCUP  
Ranunculus ficaria CELANDINE  
Ranunculus flammula LESSER SPEARWORT  
Ranunculus peltatus WATER CROWFOOT  
Ranunculus repens CREEPING BUTTERCUP  
Ranunculus sceleratus CELERY-LEAVED BUTTERCUP  
Ranunculus trichophyllus THREAD-LEAVED WATER CROWFOOT  
Raphanus raphanistrum WILD RADISH  
Rapistrum rugosum BASTARD CABBAGE  
Reseda lutea WILD MIGNONETTE  
Reseda luteola WELD  
Rhamnus catharticus BUCKTHORN  
Rhinanthus minor YELLOW RATTLE  
Ribes sanguineum JAPANESE ROSE  
Robinia pseudoacacia FALSE ACACIA  
Rorippa austriaca AUSTRIAN YELLOW-CRESS  
Rorippa islandica MARSH YELLOW-CRESS  
Rorippa sylvestris CREEPING YELLOW-CRESS  
Rosa canina DOG ROSE  
Rosa rubiginosa SWEET BRIAR  
Rosa rugosa JAPANESE ROSE  
Rubus caesius DEWBERRY  
Rubus fruticosus BLACKBERRY  
Rumex acetosa SORREL  
Rumex acetosella SHEEP'S SORREL  
Rumex conglomeratus CLUSTERED DOCK  
Rumex crispus CURLED DOCK  
Rumex hydrolapathum WATER DOCK  
Rumex obtusifolius BROAD-LEAVED DOCK  
Rumex pulcher FIDDLE DOCK  
Rumex sanguineus WOOD DOCK  
Ruscus aculeatus BUTCHER'S BROOM  
Sagina apetala ANNUAL PEARLWORT  
Sagina ciliata FRINGED PEARLWORT  
Sagina maritima SEA PEARLWORT  
Sagina procumbens PROCUMBENT PEARLWORT  
Sagittaria sagittifolia ARROW HEAD  
Salicornia dolichostachya BUSHY GLASSWORT  
Salicornia europaea GLASSWORT  
Salicornia pusilla FRAGILE GLASSWORT  
Salix atrocinera GREY WILLOW  
Salix caprea GOAT WILLOW  
Salix fragilis CRACK WILLOW  
Salix viminalis OSIER  
Salvia pratensis MEADOW CLARY  
Salvia verbenaca WILD CLARY  
Sambucus nigra ELDERBERRY  
Samolus valerandi BROOKWEED  
Sanguisorba minor SALAD BURNET  
Sanguisorba muricata FODDER BURNET  
Sanicula europaea SANICLE  
Saponaria officinalis SOAPWORT  
Scabiosa columbaria SMALL SCABIOUS  
Scirpus tabernaemontani GREY CLUB-RUSH  
Scrophularia auriculata WATER FIGWORT  
Scrophularia nodosa FIGWORT  
Scutellaria galericulata SKULLCAP  
Sedum acre BITING STONECROP  
Sedum album WHITE STONECROP  
Sedum anglicum ENGLISH STONECROP  
Sedum forsterianum ROCK SEDUM  
Sedum spurium CAUCASIAN SEDUM  
Senecio bicolor SILVER RAGWORT  
Senecio erucifolius HOARY RAGWORT  
Senecio inaequidens NARROW-LEAVED RAGWORT  
Senecio jacobaea RAGWORT  
Senecio squalidus OXFORD RAGWORT  
Senecio viscosus STICKY GROUNDSEL  
Senecio vulgaris GROUNDSEL  
Senecio vulgaris forma. radiatus RAYED GROUNDSEL  
Senecio x baxteri HYBRID RAGWORT  
Setaria pumila YELLOW BRISTLE-GRASS  
Setaria viridis GREEN BRISTLE-GRASS  
Sherardia arvensis FIELD MADDER  
Silaum silaus PEPPER SAXIFRAGE  
Silene dioica RED CAMPION  
Silene latifolia WHITE CAMPION  
Silene uniflora SEA CAMPION  
Silene vulgaris BLADDER CAMPION  
Silene x hampeana HYBRID CAMPION  
Silybum marianum MILK THISTLE  
Sinapis alba WHITE MUSTARD  
Sinapis arvensis CHARLOCK  
Sison amomum STONE PARSLEY  
Sisymbrium officinale HEDGE MUSTARD  
Sisymbrium orientale EASTERN ROCKET  
Smyrnium olusatrum ALEXANDERS  
Solanum dulcamara BITTERSWEET  
Solanum nigrum BLACK NIGHTSHADE  
Solanum sarrachoides GREEN BERRIED NIGHTSHADE  
Sonchus arvensis PERENNIAL SOW THISTLE  
Sonchus asper PRICKLY SOW-THISTLE  
Sonchus oleraceus SMOOTH SOW-THISTLE  
Sorbus aria WHITEBEAM  
Sorbus aucuparia ROWAN  
Sorbus intermedia SWEDISH WHITEBEAM  
Sparganium erectum BRANCHED BUR-REED  
Spartina townsendii TOWNSEND' S CORD-GRASS  
Spergula arvensis CORN SPURREY  
Spergula marina GREATER SEA-SPURREY  
Spergula media LESSER SEA-SPURREY  
Spergula rubra SAND SPURREY  
Spiranthes spiralis AUTUMN LADY'S-TRESSES  
Spirodela polyrhiza GREATER DUCKWEED  
Stachys palustris MARSH WOUNDWORT  
Stachys sylvatica HEDGE WOUNDWORT  
Stellaria graminea LESSER STITCHWORT  
Stellaria holostea GREATER STITCHWORT  
Stellaria media CHICKWEED  
Suaeda maritima ANNUAL SEA-BLITE  
Symphoricarpus albus SNOWBERRY  
Symphytum officinale COMFREY  
Symphytum orientale WHITE COMFREY  
Symphytum uplandicum RUSSIAN COMFREY  
Tamarix gallica TAMARISK  
Tamus communis BLACK BRYONY  
Tanacetum parthenium FEVERFEW  
Tanacetum vulgare TANSY  
Taraxacum laevigatum LESSER DANDELION  
Taraxacum officinale DANDELION  
Taxus baccata YEW  
Teucrium scorodonia WOOD SAGE  
Thesium humifusum BASTARD TOADFLAX  
Thlaspi arvense FIELD PENNY-CRESS  
Thymus polytrichus WILD THYME  
Tilia vulgaris COMMON LIME  
Torilis japonica UPRIGHT HEDGE-PARSLEY  
Torilis nodosa KNOTTED HEDGE -PARSLEY  
Tragopogon pratensis GOAT'S BEARD  
Trifolium arvense HARE'S FOOT CLOVER  
Trifolium campestre HOP TREFOIL  
Trifolium dubium LESSER TREFOIL  
Trifolium fragiferum STRAWBERRY CLOVER  
Trifolium hybridum ALSIKE CLOVER  
Trifolium incarnatum CRIMSON CLOVER  
Trifolium micranthum SLENDER TREFOIL  
Trifolium pratense RED CLOVER  
Trifolium repens WHITE CLOVER  
Trifolium scabrum ROUGH CLOVER  
Trifolium stellatum STARRY CLOVER  
Trifolium striatum KNOTTED CLOVER  
Triglochin maritima SEA ARROWGRASS  
Triglochin palustris MARSH ARROWGRASS  
Tripleurospermum inodorum SCENTLESS MAYWEED  
Tripleurospermum maritimum SEA MAYWEED  
Trisetum flavescens YELLOW OAT-GRASS  
Tritonia x crocosmiflora MONTBRETIA  
Tussilago farfara COLTSFOOT  
Ulex europaeus GORSE  
Ulmus glabra WYCH ELM  
Ulmus procera ENGLISH ELM  
Umbilicus rupestris NAVELWORT  
Urtica dioica STINGING NETTLE  
Urtica urens SMALL NETTLE  
Valerianella carinata KEEL-FRUITED CORN SALAD  
Valerianella locusta CORNSALAD  
Verbascum blattaria MOTH MULLEIN  
Verbascum thapsus GREAT MULLEIN  
Verbena officinalis VERVAIN  
Veronica agrestis GREEN FIELD-SPEEDWELL  
Veronica anagallis-aquatica BLUE WATER-SPEEDWELL  
Veronica arvensis WALL SPEEDWELL  
Veronica beccabunga BROOKLIME  
Veronica catenata PINK WATER-SPEEDWELL  
Veronica chamaedrys GERMANDER SPEEDWELL  
Veronica filiformis SLENDER SPEEDWELL  
Veronica hederifolia IVY-LEAVED SPEEDWELL  
Veronica officinalis HEATH SPEEDWELL  
Veronica peregrina AMERICAN SPEEDWELL  
Veronica persica COMMON FIELD-SPEEDWELL  
Veronica polita GREY FIELD-SPEEDWELL  
Veronica serpyllifolia THYME-LEAVED SPEEDWELL  
Viburnum lantana WAYFARING TREE  
Viburnum opulus GUELDER-ROSE  
Vicia cracca TUFTED VETCH  
Vicia hirsuta HAIRY TARE  
Vicia lutea YELLOW VETCH  
Vicia sativa ssp. nigra NARROW-LEAVED VETCH  
Vicia sativa ssp. segetalis COMMON VETCH  
Vicia sepium BUSH VETCH  
Vicia tetrasperma SMOOTH TARE  
Vinca major GREATER PERIWINKLE  
Vinca minor LESSER PERIWINKLE  
Viola arvense FIELD PANSY  
Viola hirta HAIRY VIOLET  
Viola odorata SWEET VIOLET  
Viola reichenbachiana EARLY DOG-VIOLET  
Viola riviniana COMMON DOG-VIOLET  
Vulpia bromoides SQUIRREL-TAIL FESCUE  
Vulpia myuros RAT'S-TAIL FESCUE  
Zannichellia palustris HORNED PONDWEED  
Zannichellia pedunculata PEDUNCULATE HORNED PONDWEED  
     
Malva moschata MUSK MALLOW  
Polygonum oxyspermum RAY'S KNOTGRASS  
Cakile maritima SEA ROCKET