Acaena novae-zelandiae  Pirri-porri-bur
 Acanthus mollis  Bear's-breech
 Achillea millefolium  Yarrow
 Achillea ptarmica  Sneezewort
 Aconitum x cammarum  Hybrid Monkshood
 Acorus calamus  Sweet-flag
 Adoxa moschatellina  Moschatel
 Aegopodium podagaria  Ground-elder
 Aethusa cynapium  Fool's Parsley
 Agrimonia eupatoria  Agrimony
 Agrostemma githago  Corncockle
 Ajuga reptans  Bugle
 Alchemilla conjuncta  Silver Lady's-mantle
 Alchemilla glabra  Hairless Lady's Mantle
 Alchemilla mollis  Garden Lady's-mantle
 Alisma lanceolata  Narrow-leaved Water-plantain
 Alliaria petiolata  Garlic Mustard
 Allium paradoxum  Few-flowered Garlic
 Allium roseum  Rosy Garlic
 Allium schoenoprasum  Chives
 Allium scorodoprasum  Sand Leek
 Allium subhirsutum  Hairy Garlic
 Allium triquetrum  Three-cornered Garlic
 Allium ursinum  Ramsons
 Allium vineale  Wild Onion
 Amaranthus retroflexus  Common Amaranth
 Ambrosia artemisiifolia  Ragweed
 Ambrosia psilostachya  Perennial Ragweed
 Amsinckia micrantha  Common Fiddleneck
 Anacamptis pyramidalis  Pyramidal Orchid
 Anagallis arvensis ssp arvensis  Scarlet Pimpernel
 Anchusa arvensis  Bugloss
 Anemone apennina  Blue Anemone
 Anemone blanda  Balkan Anemone
 Anemone nemorosa  Wood Anemone
 Angelica archangelica  Garden Angelica
 Angelica sylvestris  Wild Angelica
 Anthemis arvensis  Corn Chamomile
 Anthriscus caucaulis  Bur Chervil
 Anthriscus sylvestris  Cow Parsley
 Anthyllis vulneraria  Kidney Vetch
 Antirrhinum majus  Snapdragon
 Aphanes arvensis  Parsley-piert
 Aphanes australis  Slender Parsley-piert
 Aphanes inexspectata  Lesser Parsley-piert
 Apium graveolens  Wild Celery
 Apium inundatum  Lesser Marshwort
 Apium nodiflorum  Fool's-watercress
 Aquilegia vulgaris  Columbine
 Arabidopsis thaliana  Thale Cress
 Arabis caucasica  Garden Arabis
 Arctium minus  Lesser Burdock
 Armeria arenaria  Jersey Thrift
 Armeria maritima ssp. maritima  Thrift
 Armoracia rusticana  Horse-radish
 Artemisia absinthium  Wormwood
 Artemisia campestris ssp maritima  Dune Wormwood
 Artemisia vulgaris  Mugwort
 Arum italicum  Italian Lords-and-Ladies
 Arum maculatum  Lords-and-Ladies
 Asarina procumbens  Trailing Snapdragon
 Asparagus officinale  Garden Asparagus
 Aster aggregate  
 Aster lanceolatus  Narrow-leaved Michaelmas-daisy
 Aster novi-belgii  Confused Michaelmas-daisy
 Aster tripolium  Sea Aster
 Aster x versicolor  Late Michaelmas-daisy
 Astrantia major  Astrantia
 Atriplex hortensis  Garden Orache
 Atriplex laciniata  Frosted Orache
 Atriplex portulacoides  Sea-purslane
 Atriplex prostrata  Spear-leaved Orache
 Atropa belladonna  Deadly Nightshade
 Aubretia deltoides  Aubretia
 
 Baldellia ranunculoides  Lesser Water-plantain
 Ballota nigra  Black Horehound
 Bellis perennis  Daisy
 Bergenia crassifolia  Elephant-ears
 Berula erecta  Lesser Water-parsnip
 Beta vulgaris ssp. maritima  Sea Beet
 Bidens cernua  Nodding Bur-marigold
 Bidens tripartita  Trifid Bur-marigold
 Blackstonia perfoliata  Yellow-wort
 Borago officinalis  Borage
 Brassica napus  Oil-seed Rape
 Brassica nigra  Black Mustard
 Brassica oleracea  Wild Cabbage
 Brassica rapa  Wild Turnip
 Brunnera macrophylla  Great Forget-me-not
 Butomus umbellatus  Flowering-rush
 
 Cakile maritima  Sea Rocket
 Calendula officinalis  Pot Marigold
 Caltha palustris  Marsh Marigold
 Calystegia sepium  ssp roseata  Hedge Bindweed
 Calystegia silvatica  Large Bindweed
 Calystegia soldanella  Sea Bindweed
 Calystegia x lucana  Hedge x Large Bindweed
 Camelina sative  Gold-of-pleasure
 Campanula persicfolia  Peach-leaved bellflower
 Campanula portenschlagia  Adria Bellflower
 Campanula poscharskyana  Trailing Bellflower
 Campanula rotundifolia  Harebell
 Campanula trachelium  Nettle-leaved Bellflower
 Cannabis sativa  Hemp
 Capsella bursa-pastoris  Shepherd's Purse
 Cardamine amara  Large Bittercress
 Cardamine cormybosa  New Zealand Bittercress
 Cardamine flexousa  Wavy Bittercress
 Cardamine hirsuta  Hairy Bittercress
 Cardamine pratensis  Cuckooflower
 Cardamine raphanifolia  Greater Cuckooflower
 Carduus crispus  Welted Thistle
 Carduus nutans  Musk Thistle
 Carduus tenuiflorus  Slender Thistle
 Carlina vulgaris  Carline Thistle
 Centaurea cyanus  Cornflower
 Centaurea montana  Perennial Cornflower
 Centaurea nigra  Common Knapweed
 Centaurium erythraea  Common Centaury
 Centaurium littorale  Seaside Centaury
 Centaurium pulchellum  Lesser Centaury
 Centaurium x intermedium  Common x Seaside Centaury
 Centranthus ruber  Red Valerian
 Cephalaria gigantea  Giant Scabious
 Cerastium arvense  Field Mouse-ear
 Cerastium diffusum  Sea Mouse-ear
 Cerastium fontanum  Common Mouse-ear
 Cerastium glomeratum  Sticky Mouse-ear
 Cerastium semidecandrum  Little Mouse-ear
 Cerastium tomentosum  Snow-in-summer
 Cerastium x maueri  
 Ceratocapnus claviculata  Climbing Corydalis
 Cerinthe major  Greater Honeywort
 Chaenorhinum minus  Small Toadflax
 Chaenorhinum oraganifolium  Malling Toadflax
 Chaerophyllum temulum  Rough Chervil
 Chamerion angustifolium  Rosebay Willowherb
 Chelidonium majus  Greater Celandine
 Chenopodium ficifolium  Fig-leaved Goosefoot
 Chenopodium polyspermum  Many-seeded Goosefoot
 Chenopodium quinoa  Quinoa
 Chenopodium rubrum  Red Goosefoot
 Chionodoxa forbesii  Glory-of-the-Snow
 Chionodoxa sardensis  Lesser Glory-of-the-snow
 Chrysanthemum segetum  Corn Marigold
 Chrysosplenium alternifolium  Alternate-leaved Golden-saxifrage
 Chrysosplenium oppositifolium  Opposite-leaved Golden-saxifrage
 Cicer arietinum  Chick Pea
 Cichorium intybus  Chicory
 Circaea x intermedia  Upland Enchanter's-nightshade
 Cirsium arvense  Creeping Thistle
 Cirsium oleraceum  Cabbage Thistle
 Cirsium palustre  Marsh Thistle
 Cirsium vulgare  Spear Thistle
 Claytonia perfoliata  Spring Beauty
 Claytonia sibirica  Pink Purslane
 Clinopodium acinos  Basil Thyme
 Clinopodium ascendens  Common Calamint
 Clinopodium vulgare  Wild Basil
 Cochlearia anglica  English Scurvygrass
 Cochlearia danica  Danish Scurvygrass
 Coincya monensis ssp. monensis  Isle-of-Man Cabbage
 Colchicum autumnale  Meadow Saffron
 Conium maculatum  Hemlock
 Conopodium majus  Pignut
 Convallaria majalis  Lily-of-the-valley
 Convolvulus arvensis  Field Bindweed
 Conyza canadensis  Canadian Fleabane
 Conyza sumatrensis  Guernsey Fleabane
 Coriander sativum  Coriander
 Coronopus didymus  Lesser Swine-cress
 Coronopus squamatus  Swine-cress
 Cotula coronopifolia  Buttonweed
 Cotula squalida  Leptinella
 Crambe cordifolia  Greater Sea-kale
 Crambe maritima  Sea-kale
 Crassula helmsii  New Zealand Pigmyweed
 Crepis capillaris  Smooth Hawk's-beard
 Crepis paludosa  Marsh Hawk's-beard
 Crepis versicaria  Beaked Hawk's-beard
 Crithmum maritimum  Rock Samphire
 Crocosmai masoniorum  Giant Montbretia
 Crocosmia x crocosmiflora  Montbretia
 Crocus chrysanthus  Golden Crocus
 Crocus nudiflorus  Autumn Crocus
 Crocus tommasinianus  Early crocus
 Crocus vernus  Spring Crocus
 Crocus vernus x tommasinianus  Crocus, Spring x Early
 Crocus x stellaris  Yellow Crocus
 Cruciata laevipes  Crosswort
 Cyclamen hederifolium  Sowbread
 Cymbalaria muralis  Ivy-leaved Toadflax
 Cymbalaria pallida  Italian Toadflax
 Cynoglossum officinale  Hound's-tongue
 
 Dactylorhiza fuchsii  Common Spotted-orchid
 Dactylorhiza fuchsii x incarnata ssp  coccinea  Orchid, Early Marsh x Western  Marsh
 Dactylorhiza incarnata ssp coccinea  Early Marsh-orchid
 Dactylorhiza praetermissa  Southern Marsh-orchid
 Dactylorhiza purpurella  Northern Marsh-orchid
 Dactylorhiza x grandis  D. fuschsii x purpurella
 Dactylorhiza x wintonii  D. incarnata x praetermissa
 Datura ferox  Angel's-trumpets
 Datura stramonium  Thorn-apple
 Daucus carota ssp carota  Wild Carrot
 Descurainia sophia  Flixweed
 Dianthus barbatus  Sweet William
 Dianthus deltoides  Maiden Pink
 Diascia barberae  Twinspur
 Dicentra spectabilis  Bleeding Heart
 Digitalis purpurea  Foxglove
 Diplotaxis muralis  Annual Wall-rocket
 Diplotaxis tenuifolia  Perennial Wall-rocket
 Dipsacus fullonum  Wild Teasel
 Dipsacus laciniatus  Cut-leaved Teasel
 Doronicum pardalianches  Leopard's-bane
 Duchesnea indica  Yellow-flowered Strawberry
 
 Echinops bannaticus  Blue Globe-thistle
 Echium vulgare  Viper's-bugloss
 Empetrum nigrum ssp nigrum  Crowberry
 Epilobium brunnescens  New Zealand Willowherb
 Epilobium ciliatum  American Willowherb
 Epilobium hirsutum  Great Willowherb
 Epilobium montanum  Broad-leaved Willowherb
 Epilobium palustre  Marsh Willowherb
 Epilobium parviflorum  Hoary Willowherb
 Epipactis dunensis  Dune Helleborine
 Epipactis helleborine  Broad-leaved Helleborine
 Epipactis palustris  Marsh Helleborine
 Epipactis phyllanthes  Green-flowered Helleborine
 Eranthis hyemalis  Winter Aconite
 Erica cinerea  Bell Heather
 Erica tetralix  Cross-leaved Heath
 Erica x darleyensis  Darley Dale Heath
 Erigeron acer  Blue Fleabane
 Erigeron glaucus  Seaside Daisy
 Erigeron karvinskianus  Mexican Fleabane
 Erinus alpinus  Fairy Foxglove
 Erodium cicutarium  Common Stork's-bill
 Erodium lebelii  Sticky Stork's-bill
 Erodium x anaristatum  Stork's-bill, Common x Sticky
 Erophila glabrescens  Glabrous Whitlowgrass
 Erophila verna  Common Whitlowgrass
 Eruca vesicaria  Garden Rocket
 Eryngium maritimum  Sea-holly
 Eryngium planum  Blue Eryngo
 Erysimum cheiranthoides  Treacle-mustard
 Erysimum cheiri  Wallflower
 Erysimum helveticum  Swiss Treacle-mustard
 Erysimum linifolium  Bowles Mauve
 Eschscholzia californica  Californian Poppy
 Eupatorium cannabinum  Hemp-agrimony
 Euphorbia amygdaloides ssp robbiae  Wood Spurge
 Euphorbia characas  Mediterranaean Spurge
 Euphorbia cyparissias  Cypress Spurge
 Euphorbia helioscopia  Sun Spurge
 Euphorbia lathyris  Caper Spurge
 Euphorbia paralias  Sea Spurge
 Euphorbia peplus  Petty Spurge
 Euphorbia portlandica  Portland Spurge
 Euphorbia x pseudovirgata  Twiggy Spurge
 Euphrasia officinalis  Eyebright  (aggregate)
 Euphrasia tetraquetra  Eyebright
 
 Fagopyrum esculentum  Buckwheat
 Fallopia baldschuanica  Russian Vine
 Fallopia japonica  Japanese Knotweed
 Fallopia japonica var. compactum  Dwarf Knotweed
 Fallopia sachalinensis  Giant Knotweed
 Fallopia x bohemica  Connolly's (or Hybrid) Knotweed
 Filago minima  Small Cudweed
 Filago vulgaris  Common Cudweed
 Filipedula ulmaria  Meadowsweet
 Filipendula vulgaris  Dropwort
 Fragaria ananassa  Garden Strawberry
 Fragaria vesca  Wild Strawberry
 Fumaria bastardii  Tall Ramping Fumitory
 Fumaria muralis  Common Ramping Fumitory
 Fumaria officinalis  Common Fumitory
 Fumaria purpurea  Purple Ramping Fumitory
 
 Gaillardia x grandiflora  Blanketflower
 Galanthus elwessii  Greater Snowdrop
 Galanthus nivalis  Snowdrop
 Galanthus woronowii  Green Snowdrop
 Galega officinalis  Goat's-rue
 Galeopsis bifida  Bifid Hemp-nettle
 Galeopsis speciosa  Large-flowered Hemp-nettle
 Galeopsis tetrahit  Common Hem-nettle
 Galinsoga quadriradiata  Shaggy Soldier
 Galium aparine  Cleavers
 Galium mollugo  Hedge Bedstraw
 Galium odoratum  Woodruff
 Galium palustre  Marsh Bedstraw
 Galium saxatile  Heath Bedstraw
 Galium vernum  Lady's Bedstraw
 Genista tinctoria  Dyer's Greenweed
 Gentiana pneumonanthe  Marsh Gentian
 Gentianella amarella  Autumn Gentian
 Gentianella campestris  Field Gentian
 Geranium dissectum  Cut-leaved Crane's-bill
 Geranium lucidum  Shining Crane's-bill
 Geranium macrorrhizum  Rock Crane's-bill
 Geranium molle  Dove's-foot Crane's-bill
 Geranium phaeum  Dusky Crane's-bill
 Geranium pratense  Meadow Crane's-bill
 Geranium pusillum  Small-flowered Crane's-bill
 Geranium pyrenaicum  Hedgerow Crane's-bill
 Geranium robertianum  Herb Robert
 Geranium rotundifolium  Cut-leaved Crane's-bill
 Geranium sanguineum  Bloody Crane's-bill
 Geranium sylvaticum  Wood Crane's-bill
 Geranium x magnificum  Purple Crane's-bill
 Geranium x oxonianum  Druce's Crane's-bill
 Geum macrophyllum  Large-leaved Avens
 Geum rivale  Water Avens
 Geum urbanum  Wood avens
 Geum x intermedium  Hybrid Avens
 Glaux maritima  Sea-milkwort
 Glaucium flavum  Yellow-horned Poppy
 Glebionis segetum  Corn Marigold
 Glechoma hederacea  Ground-ivy
 Gnaphalium uliginosum  Marsh Cudweed
 Guizotia abyssinica  Niger
 Gunnera tinctoria  Giant-rhubarb
 
 Hedera colchica  Persian Ivy
 Helianthus annus  Sunflower
 Helianthus x laetiflorus  Perennial Sunflower
 Helleborus argutifolius  Corsican Hellebore
 Helleborus foetidus  Stinking Hellebore
 Helleborus niger  Christma Rose
 Helleborus viridis  Green Hellebore
 Hemerocallis fulva  Orange Day-lily
 Heracleum mantegazzianum  Giant Hogweed
 Heracleum sphondylium  Hogweed
 Herniaria glabra  Smooth Rupturewort
 Hesperis matronalis  Dame's Violet
 Heuchera sanguinea  Coralbells
 Hieracium acuminatum  
 Hieracium maculatum  
 Hieracium umbellatum  
 Hieracium vagum  
 Hippuris vulgaris  Mare's-tail
 Hirshfeldia incana  Hoary mustard
 Honckenya peploides  Sea Sandwort
 Hottonia palustris  Water Violet
 Hottuynia cordata  Chameleon-plant
 Humulus lupulus  Hop
 Hyacinthiodes hispanica  Spanish Bluebell
 Hyacinthiodes non-scripta  Bluebell
 Hyacinthiodes x massartiana  H. non-scripta x hispanica
 Hyacinthus orientalis  Hyacinth
 Hydrangea macrophylla  Hydrangea
 Hydrocotyle ranunculoides  Floating Pennywort
 Hydrocotyle vulgaris  Marsh pennywort
 Hypericum androsaemum  Tutsan
 Hypericum calycinum  Rose of Sharon
 Hypericum hircinum  Stinking Tutsan
 Hypericum humifusum  Trailing St. John's Wort
 Hypericum perforatum  Perforate St John's-wort
 Hypericum tetrapterum  Square-stalked St John's-wort
 Hypochaeris glabra  Smooth Cat's-ear
 Hypochaeris radicata  Cat's-ear
 
 Iberis sempervirens  Perennial Candytuft
 Iberis umbellata  Garden Candytuft
 Impatiens campensis  Orange Balsam
 Impatiens glandulifera  Indian Balsam
 Impatiens noli-tangere  Touch-me-not-Balsam
 Impatiens parviflora  Small Balsam
 Inula conzya  Ploughman's-spikenard
 Inula helenium  Elecampane
 Inula orientalis  Caucasian elecampane
 Iris foetidissima  Stinking Iris
 Iris germanica  Bearded Iris
 Iris pseudacorus  Yellow Iris
 Iris reticulata  
 Iris sibirica  Siberian Iris
 
 Jasione montana  Sheep's-bit
 
 Knautia arvensis  Field Scabious
 Knautia macedonica  Red Scabious
 Kniphofia uvaria  Red-hot-poker
 
 Lactuca serriola  Prickly Lettuce
 Lagarosiphon major  Curly Waterweed
 Lamiastrum galeobdolon ssp argentatum  Yellow Archangel
 Lamiastrm galeobdolon ssp montanum  Yellow Archangel
 Lamium album  White Dead-nettle
 Lamium amplexicaule  Henbit Dead-nettle
 Lamium hybridum  Cut-leaved Dead-nettle
 Lamium maculatum  Spotted Dead-nettle
 Lamium purpureum  Red Dead-nettle
 Lathraea clandestina  Purple Toothwort
 Lathyrus latifolius  Broad-leaved Everlasting-pea
 Lathyrus nissola  Grass Vetchling
 Lathyrus odoratus  Sweet Pea
 Lathyrus pratensis  Meadow Vetchling
 Lathyrus tuberosus  Tuberous Pea
 Lavatera aborea  Tree-mallow
 Lavatera x clementii  Garden Tree Mallow
 Leontodon autumnalis  Autumn Hawkbit
 Leontodon hispidus  Rough Hawkbit
 Leontodon saxatilis  Lesser Hawkbit
 Lepidium africanum  African Pepperwort
 Lepidium draba  Hoary Cress
 Lepidium heterophyllum  Smith's Pepperwort
 Lepidium ruderale  Narrow-leaved Pepperwort
 Leucanthemum paludosum  Paludosum Daisy
 Leucanthemum vulgare  Oxeye Daisy
 Leucanthemum x superbum  Shasta Daisy
 Leucojum aestivum  Summer Snowflake
 Leucojum vernum  Spring Snowflake
 Leycesteria formosa  Himalayan Honeysuckle
 Ligularia dentata  Leopardplant
 Ligustrum ovalifolium  Garden Privet
 Lilium martagon  Martagon Lily
 Lilium pyrenaicum  Pyrenean Lily
 Lilium x hollandicum  Orange lily
 Limnanthes douglasii  Meadow-foam
 Limonium binervosum  Rock Sea-lavendar
 Limonium humile  Lax-flowered Sea-lavendar
 Limonium vulgare  Common Sea-lavendar
 Limonium x neumani  
 Linaria purpurea  Purple Toadflax
 Linaria vulgaris  Common Toadflax
 Linum usitatissimum  Cultivated flax
 Listera ovata  Common Twayblade
 Lithospermum officinale  Common Gromwell
 Littorella uniflora  Shore Weed
 Lobularia maritima  Sweet Alison
 Lotus corniculatus  Common Bird's-foot-trefoil
 Lotus pendunculatus  Greater Bird's-foot-trefoil
 Lunaria annua  Honesty
 Lupinus polyphyllus  Garden Lupin
 Lupinus x regalis  Russell Lupin
 Luronium natans  Floating Water-plantain
 Lychnis coronaria  Rose Campion
 Lychnis flos-cuculi  Ragged Robin
 Lycopersicon esculentum  Tomato
 Lysichiton americanus  American Skunk-cabbage
 Lysimachia nemorum  Yellow Pimpernel
 Lysimachia nummularia  Creeping Jenny
 Lysimachia punctata  Dotted Loosestrife
 Lysimachia vulgaris  Yellow Loosestrife
 Lythrum portula  Water-purslane
 Lythrum salicaria  Purple-loosestrife
 
 Malcolmia maritima  Virginia Stock
 Malva moschata  Musk Mallow
 Malva neglecta  Dwarf Mallow
 Malva sylvestris  Common mallow
 Matricaria discoidea  Pineappleweed
 Matricaria recutita  Scented Mayweed
 Meconopsis cambrica  Welsh Poppy
 Medicago arabica  Spotted Medick
 Medicago lupulina  Black Medick
 Medicago sativa ssp sativa  Lucerne
 Melilotus albus  White Melilot
 Melilotus indicus  Small Melilot
 Melissa officinalis  Balm
 Mentha aquatica  Water Mint
 Mentha arvensis  Corn Mint
 Mentha spicata  Spear Mint
 Mentha x villosa  Apple-mint
 Mentha x villosonervata  Sharp-toothed Mint
 Menyanthes trifoliata  Bogbean
 Mercurialis perennis  Dog's Mercury
 Mimulus aggregate  
 Mimulus guttatus  Monkey flower
 Moehringia trinervia  Three-nerved Sandwort
 Monotropa hypopitys  Yellow Bird's-nest
 Montia fontana  Blinks
 Muscari armeniacum  Garden Grape-hyacinth
 Mycelis muralis  Wall Lettuce
 Myosotis arvenis  Field Forget-me-not
 Myosotis discolor  Changing Forget-me0not
 Myosotis laxa  Tufted Forget-me-not
 Myosotis ramosissima  Early Forget-me-not
 Myosotis scorpioides  Water Forget-me-not
 Myosotis sylvatica  Wood Forget-me-not
 Myosotum aquaticum  Water Chickweed
 Myriophyllum verticullatum  Whorled Water-milfoil
 Myrrhis odorata  Sweet Cicely
 
 Narcissus aggregate (A)  
 Narcissus aggregate (B)  
 Narcissus aggregate (C)  
 Narcissus aggregate (D)  
 Narcissus aggregate (E)  
 Narcissus aggregate (F)  
 Narcissus Division 6  
 Narcissus poeticus  Pheasant's-eye Daffodil
 Narcissus pseudonarcissus  Wild Daffodil
 Nectaroscordum siculum  Honey Garlic
 Nepeta x faasenii  Garden Cat-mint
 Nicandra physalodes  Apple-of-Peru
 Nigella damascena  Love-in-a-mist
 Nuphar lutea  Yellow Water-lily
 Nymphaea alba  White Water-lily
 Nympoides peltata  Fringed water-lily
 
 Oenanthe crocata  Hemlock Water-dropwort
 Oenanthe fistulosa  Tubular Water Dropwort
 Oenanthe lachenalii  Parsley Water-dropwort
 Oenothera biennis  Common Evening-primrose
 Oenothera cambrica  Small-flowered Evening-primrose
 Oenothera glazioviana  Large-flowered Evening-primrose
 Oenothera x fallax  Intermediate Evening Primrose
 Onobrychis viciifolia  Sainfoin
 Ononis repens  Common Restharrow
 Ononis spinosa  Spiny Restharrow
 Onopordum acanthium  Cotton Thistle
 Ophrys apifera  Bee Orchid
 Orchis morio  Green-winged Orchid
 Origanum vulgare  Wild Marjoram
 Ornithogalum angustifolium  Star-of-Bethlehem
 Ornithopus perpusillus  Bird's-foot
 Orobanche minor  Common Broomrape
 Osteospermum jucundum  Osteospermum
 Oxalis acetosella  Wood-sorrel
 Oxalis articulata  Pink-sorrel
 Oxalis debilis  Large-flowered Pink-sorrel
 Oxalis exilis  Least Yellow-sorrel
 Oxalis tetraphylla  Four-leaved Pink-sorrel
 
 Paeonia officinalis  Garsen Peony
 Papaver argemone  Prickly Poppy
 Papaver atlanticum  Atlantic Poppy
 Papaver dubium ssp dubium  Long-headed Poppy
 Papaver dubium ssp lecoqii  Yellow-juiced Poppy
 Papaver pseudoorientalie  Oriental poppy
 Papaver rhoeas  Common Poppy
 Papaver somniferum  Opium Poppy
 Parentucellia vicosa  Yellow Bartsia
 Parietaria judaica  Pellitory of the Wall
 Parnassia palustris  Grass-of-Parnassus
 Pastinaca sativa  Wild Parsnip
 Pelargonium x hybridum  
 Pentaglottis sempervirens  Green Alkanet
 Persicaria amphibia  Amphibious Bistort
 Persicaria amplexicaulis  Red Bistort
 Persicaria bistorta  Common Bistort
 Persicaria capitata  Pink-headed Persicaria
 Persicaria lapathifolia  Pale Persicaria
 Persicaria maculosa  Redshank
 Persicaria wallichii  Himalyan Knotweed
 Petasites albus  White Butterbur
 Petasites fragrans  Winter Heliotrope
 Petasites hybridus  Butterbur
 Petasites japonicus  Giant Butterbur
 Petunia x hybrida  Petunia
 Phacelia tanacetifolia  Phacelia
 Phlox subulata  Moss Phlox
 Phormium tenax  New Zealand Flax
 Phuopsis stylosa  Caucasian Crosswort
 Phygelius capensis  Cape Figwort
 Physalis alkekengi  Japanese Lantern
 Physalis peruviana  Cape-gooseberry
 Picris echioides  Bristly Oxtonguw
 Pilosella aurantiaca  Fox-and-cubs
 Pilosella officinarum  Mouse-ear-hawkweed
 Pimpinella major  Greater Burnet-saxifrage
 Pimpinella saxifraga  Burnet-saxifrage
 Plantago coronopus  Buck's-horn plantain
 Plantago lanceolata  Ribwort Plantain
 Plantago maritima  Sea Plantain
 Polemonium caeruleum  Jacob's-ladder
 Polygala vulgaris  Common Milkwort
 Polygonum aviculare  Knotgrass
 Polygonatum x hybridum  Garden Solomon's-seal
 Polygonum arenastrum  Equal-leaved Knotgrass
 Polygonum oxyspermum  Ray's Knotgrass
 Pontederia cordata  Pickerelweed
 Potamogeton natans  Broad-leaved Pondweed
 Potentilla anglica  Trailing Tormentil
 Potentilla anserina  Silverweed
 Potentilla erecta  Tormentil
 Potentilla fruiticosa  Shrubby Cinquefoil
 Potentilla nepalensis  Nepal Cinquefoil
 Potentilla palustris  Marsh Cinquefoil
 Potentilla recta  Sulphur Cinquefoil
 Potentilla reptans  Creeping Cinquefoil
 Potentilla sterilis  Barren Strawberry
 Potentilla x mixta  Hybrid cinquefoil
 Pratia pendunculata  Pratia
 Primula veris  Cowsilp
 Primula vulgaris  Primrose
 Primula 'Polyanthus'  Polyanthus
 Primula x polyantha  False Oxlip
 Prunella vulgaris  Selfheal
 Pseudofumaria lutea  Yellow Corydalis
 Pulicaria dysenterica  Common Fleabane
 Pulmonaria officinalis  Lungwort
 Pyrola minor  Common Wintergreen
 Pyrola rotundifolia ssp maritima  Round-leaved Wintergreen
   
 Ranunculus acris  Meadow Buttercup
 Ranunculus aquatilis  Common Water-Crowfoot
 Ranunculus baudotii  Brackish Water-crowfoot
 Ranunculus bulbosus  Bulbous Buttercup
 Ranunculus ficaria  Lesser Celandine
 Ranunculus flammula  Lesser Spearwort
 Ranunculus lingua  Greater Spearwort
 Ranunculus omiophyllus  Rond-leaved Crowfoot
 Ranunculus parviflorus  Small-flowered Buttercup
 Ranunculus repens  Creeping Buttercup
 Ranunculus sceleratus  Celery-leaved Buttercup
 Raphanus raphanistrum ssp maritimus  Sea Radish
 Raphanus raphanistrim ssp raphanistrum  Wild Radish
 Raphanus sativus  Garden Radish
 Rapistrum rugosum  Bastard cabbage
 Reseda alba  White Mignonette
 Reseda lutea  Wild Mignonette
 Reseda luteola  Weld
 Rheum x hybridum  Rhubarb
 Rhinanthus minor  Yellow-rattle
 Rorippa islandica  Northern Yellow-cress
 Rorippa nasturtium-aquaticum  Water-cress
 Rorippa palustris  Marsh Yellow-cress
 Rorippa sylvestris  Creeping Yellow-cress
 Rumex acetosa  Common Sorrel
 Rumex acetosella  Sheep's Sorrel
 Rumex conglomeratus  Clustered Dock
 Rumex crispus  Curled Dock
 Rumex crispus ssp littoreus  Curled Dock
 Rumex hydrolapathum  Water Dock
 Rumex maritimus  Golden Dock
 Rumex obtusifolius  Broad-leaved Dock
 Rumex pseudoalpinus  Monk's Rhubarb
 Rumex scutatus  French Sorrel
 Rumex x pratensis  
 Ruppia maritima  Beaked Tasselweed
 
 Sagina maritima  Sea Pearlwort
 Sagina nodosa  Knotted Pearlwort
 Sagina procumbens  Procumbent Pearlwort
 Sagitaria rigida  Canadian Arrowhead
 Sagitaria sagittifolia  Arrowhead
 Salicornia dolichostachya  Long-spiked Glasswort
 Salicornia europaea  Common Glasswort
 Salicornia ramosissima  Purple Glasswort
 Salsola kali ssp kali  Prickly Saltwort
 Samolus valeranadi  Brookweed
 Sanguisorba minor ssp muricata  Fodder burnet
 Sanguisorba officinalis  Great Burnet
 Sanicula europaea  Sanicle
 Saponaria officinalis  Soapwort
 Sarracenia purpurea  Pitchplant
 Saxifraga granulata  Meadow Saxifrage
 Saxifraga tridactylites  Rue-leaved Saxifrage
 Saxifraga x polita  False Londonpride
 Saxifraga x urbinum  Londonpride
 Scabiosa columbaria  Small Scabious
 Schizostylus coccinea  Kaffer Lily
 Scilla siberica  Siberian Squill
 Scleranthus annuus  Annual Knawel
 Scrophularia auriculata  Water Figwort
 Scrophularia nodosa  Common Figwort
 Scutellaria galericulata  Skullcap
 Securigera varia  Crown Vetch
 Sedum acre  Biting Stonecrop
 Sedum album  White Stonecrop
 Sedum forsterianum  Rock Stonecrop
 Sedum 'Herbstfreude'  Autumn Stonecrop
 Sedum rosea  Roseroot
 Sedum rupestre  Reflexed Stonecrop
 Sedum spectabile  Butterfly Stonecrop
 Sedum spurium  Caucasian Stonecrop
 Sedum telephium  Orpine
 Sempervivum tectorum  Houseleek
 Senecio aquaticus  Marsh Ragwort
 Senecio erucifolius  Hoary Ragwort
 Senecio fluviatilis  Broad-leaved Ragwort
 Senecio jacobaea  Common Ragwort
 Senecio squalidus  Oxford Ragwort
 Senecio sylvaticus  Heath Groundsel
 Senecio viscosus  Sticky Groundsel
 Senecio vulgaris  Groundsel
 Senecio x albescens  Ragort, Silver x Common
 Sidalcea malviflora  Greek Mallow
 Sigesbeckia serrata  Wester St Paul's-wort
 Silene armeria  Sweet-William Catchfly
 Silene dioica  Red Campion
 Silene latifolia  White Campion
 Silene uniflora  Sea Campion
 Silene vulgaris  Bladder campion
 Silene x hampeana  Silene latifolia x dioica
 Sinapsis arvensis  Charlock
 Sisymbrium officinale  Hedge Mustard
 Sisymbrium orientale  Eastern Rocket
 Sisyrinchium bermudiana  Blue-eyed Grass
 Sisyrinchium californicum  Yellow-eyed Grass
 Sisyrinchium montanum  American Blue-eyed Grass
 Smyrnium olusatrum  Alexanders
 Solanum dulcamara  Bittersweet
 Solanum nigrum  Black Nightshade
 Solanum physalifolium  Green Nightshade
 Solanum sarachoides  Leafy-fruited Nightshade
 Solanum triflorum  Small Nightshade
 Solanum tuberosum  Potato
 Soleirolia soleirolii  Mind-your-own-business
 Solidago gigantea  Early Goldenrod
 Sonchus arvensis  Perennial Sow-thistle
 Sonchus asper  Prickly Sow-thistle
 Sonchus oleraceus  Smooth Sow-thistle
 Sparganium emersum  Unbranched Bur-reed
 Sparganium erectum  Branched Bur-reed
 Spergula arvensis  Corn Spurrey
 Spergularia marina  Lesser Sea-spurrey
 Spergularia media  Greater Sea-spurrey
 Spergularia rubra  Sand Spurrey
 Spirodela polyrhiza  Greater Duckweed
 Stachys arvensis  Field Woundwort
 Stachys byzantina  Lamb's-ear
 Stachys palustris  Marsh Woundwort
 Stachys sylvatica  Hedge Woundwort
 Stachys x ambigua  Hybrid Woundwort
 Stellaria graminea  Lesser Stitchwort
 Stellaria holostea  Greater Stitchwort
 Stellaria media  Common Chickweed
 Stellaria nemorum  Wood Stitchwort
 Stellaria pallida  Lesser Chickweed
 Stellaria uliginosa  Bog Stitchwort
 Stratiotes aloides  Water-soldier
 Suaeda maritima  Annual Sea-blite
 Succisa pratensis  Devil's-bit Scabious
 Sutera cordata  Bacopa
 Symphytum 'Hidcote Blue'  Hidcote Comfrey
 Symphytum officinale  Common Comfrey
 Symphytum orientale  White Compfrey
 Symphytum tuberosum  Tuberous Comfrey
 Symphytum x uplandicum  Russian Comfrey
 
 Tamus communis  Black Bryony
 Tanacetum parthenium  Feverfew
 Tanacetum vulgare  Tansy
 Taraxacum aggregate  Dandelion
 Taraxacum sect Erythrosperma  Dandelion
 Taraxacum sect Ruderalia  Dandelion
 Teesdalia nudicaulis  Shepherd's Cress
 Tellima grandiflora  Fringecups
 Thalictrum flavum  Common Meadow-rue
 Thlaspi arvense  Field Penny-cress
 Thymus polytrichus  Wild Thyme
 Tolmiea menziesii  Pick-a-back-plant
 Torilis japonica  Upright Hedge-parsley
 Torilis nodosa  Knotted Hedge-parsley
 Trachystemon orientalis  Abraham-Isaac-Jacob
 Tradescantia virginiana  Spiderwort
 Tragopogon pratensis  Goat's-beard
 Trifolium arvense  Hare's-foot Clover
 Trifolium aureum  Large Trefoil
 Trifolium campestre  Hop Trefoil
 Trifolium dubium  Lesser Trefoil
 Trifolium fragiferum  Strawberry Clocer
 Trifolium hybridum  Alsike Clover
 Trifolium incarnatum ssp incarnatum  Crimson Clover
 Trifolium medium  Zigzag Clover
 Trifolium micranthum  Slender Trefoil
 Trifolium repens  White Clover
 Trifolium pratense  Red Clover
 Trifolium striatum  Knotted Clover
 Trigolochin maritima  Sea Arrow-grass
 Triglochin palustre  Marsh Arrow-grass
 Tripleurospermum inodorum  Scentless mayweed
 Tripleurospermum maritimum  Sea Mayweed
 Tristagma uniflorum  Spring Starflower or Ipheion
 Tropaeolum majus  Nasturtium
 Tulipa gesneriana  Graden Tulip
 Tussilago farfara  Colt's-foot
 Typha angustifolia  Lesser Bulrush
 Typha latifolia  Bulrush
 Typha x glauca  Bulrush (T. latifolia x angustifolia)
 
 Urtica dioica  Common Nettle
 Urtica urens  Small Nettle
 
 Vaccinium myrtillus  Bilberry
 Valeriana officinalis  Common Valerian
 Valerianella locusta  Common Cornsalad
 Verbascum blattaria  Moth Mullein
 Verbascum nigrum  Dark Mullein
 Verbascum phlomoides  Orange Mullein
 Verbascum speciosum  Hungarian Mullein
 Verbascum vergatum  Twiggy Mullein
 Verbena bonariensis  Argentinian Verbain
 Veronica arvensis  Wall Speedwell
 Veronica austriaca  Large Speedwell
 Veronica catenata  Pink-Water Speedwell
 Veronica chamaedrys  Germander Speedwell
 Veronica filiformis  Slender Speedwell
 Veronica hederifolia ssp hederifolia  Ivy-leaved Speedwell
 Veronica hederifolia ssp lucrum  Ivy-leaved Speedwell
 Veronica longifolia  Garden Speedwell
 Veronica montana  Wood Speedwell
 Veronica officinalis  Heath Speedwell
 Veronica peregrina  American Speedwell
 Veronica persica  Common Field-speedwell
 Veronica serpyllifolia  Thyme-leaved Speedwell
 Vicia cracca  Tufted Vetch
 Vicia faba  Broad Bean
 Vicia hirsuta  Hairy tare
 Vicia lathyroides  Spring Vetch
 Vicia sativa ssp nigra  Narrow-leaved Vetch
 Vicia sativa ssp sativa  
 Vicia sativa ssp segetalis  Common Vetch
 Vicia sepium  Bush Vetch
 Vicia tetrasperma  Smooth Tare
 Vinca major  Greater Periwinkle
 Vinca minor  Lesser Periwinkle
 Viola arvensis  Field Pansy
 Viola canina  Heath Dog Violet
 Viola cornuta  Horned Pansy
 Viola odorata  Sweet Violet
 Viola richenbachiana  Wood Dog Violet
 Viola riviniana  Common Dog Violet
 Viola tricolor  Wild Pansy
 Viola x contempta  
 Viola x wittrockiana  Garden Pansy
 
 Yucca gloriosa  Spanish-dagger
 
 Zantedeschia aethiopica  Altar Fly
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