A
Angel's Fishing Rods - Dierama
Apple - Malus
Auricula - Primula auricula
Avens - Geum

B
Baby's Breath - Gypsophila
Banana - Musa
Bath Asparagus - Ornithogalum pyrenaicum
Bear's Breeches - Acanthus
Bear's Ears - old name for auricula
Beech - Fagus sylvatica
Bergamot - Monarda [also refers to Bitter Orange, Citrus bergamia]
Bindweed - Calystegia sepium [hedge] Convolvulus arvensis [field]
Black Cohosh - Cimicifuga racemosa
Blackberry - Rubus fruticosus
Black-Eyed Susan - Thunbergia alata
Blackthorn - Prunus spinosa
Blanket Flower - Gaillardia aristata
Bleeding Hearts - Dicentra spectabilis
Bluebell - Hyacinthoides non-scripta [Campanula rotundifolia in Scotland]
Blue Eyes - Veronica persica [Speedwell]
Bottlebrush - Callistemon
Box - Buxus
Bugbane - Cimicifuga
Burdock - Arctium
Butterbur - Petasites hybridus
Buttercup - Ranunculus acris [meadow]
Butterwort - Pinguicula vulgaris
Butterfly Bush - Buddleja [named for the Rev Buddle]
Butterfly Orchid - Platanthera chlorantha [Greater], Platanthera bifolia [Lesser] Nattfiol [Norway].

C
Californian Lilac - Ceanothus
Californian Poppy - Eschscholzia
Calla Lilies - Zantedeschia
Canary Creeper - Tropaeolum peregrinum
Canterbury Bells - Campanula medium
Cast Iron Plant - Aspidistra
Celandine - Ranunculus ficaria
Century Plant - Agave
Cherry - Prunus
Cherry Pie - Heliotropium
Chestnut - Aesculus hippocastanum [Horse], Castanea sativa [Sweet]
Chinese Chives - Allium tuberosum
Chives - Allium schoenoprasum
Chocolate Cosmos - Cosmos atrosanguineus
Cloudberry - Rubus chamaemorus Molte [Norway]
Clover - Trifolium pratense [red] Trifolium repens [white]
Christmas Box - Sarcococca
Coleus - Solenostemon
Coltsfoot - Tussilago farfara
Columbine - Aquilegia
Common Spotted Orchid - Dactylorhiza fuchsii
Cornflower - Centaurea cyanus
Cow Parsley - Anthriscus sylvestris
Cowslip - Primula veris
Crab Apple - Malus sylvestris [wild]
Cuckoo Flower - Cardamine pratensis

D
Daffodil - Narcissus
Daisy - Bellis perennis, Shasta Daisy = Leucanthemum maximum [also see Ox-Eye Daisy]
Day Lily - Hemerocallis
Dock - Rumex
Dutchman's Breeches - Dicentra cucullaria
Dutchman's Pipe - Aristolochia elegans

E
Elder - Sambucus nigra
Evening Primrose - Oenothera

F
Fennel - Foeniculum
Fireweed - Epilobium
Fleabane - Pulicaria dysenterica
Four o'clock Flower - Mirabilis jalapa
Foxglove - Digitalis

G
Geranium - often used to refer to Pelargonium [link goes to true geraniums]
Glastonbury Thorn - Crataegus monogyna 'Biflora' [twice flowering]
Golden Rod - Solidago
Goose Grass - Galium aparine also known as Cleavers
Gorse - Ulex europaeus
Granny's Bonnets - Aquilegia
Grape - Vitis

H
Hart's Tongue Fern - Asplenium scolopendrium
Hattie's Pincushion - Astrantia
Hawkweed - Heiracium auranticum
Hawthorn - Crataegus monogyna, Midland Hawthorn = C.laevigata
Hazel - Corylus avellana
Heartsease - Viola tricolor
Heather - Calluna vulgaris, Bell Heather = Erica cinerea
Herb Robert - Geranium robertianum
Holly - Ilex aquifolium
Honeysuckle - Lonicera
Honeywort - Cerinthe
Hop - Humulus lupulus
Hornbeam - Carpinus betulus
Horse Chestnut - Aesculus hippocastanum [Conker Tree]
Hot Water Plant - Achimenes

I
Ivy - Hedera helix

J
Jack-in-the-Pulpit - Arum maculatum
Jacob's Ladder - Polemonium caeruleum

K
Kangaroo Apple - Solanum laciniatum [also Poroporo NZ]
Kingcup - Caltha palustris [also Marsh Marigold]
Knapweed - Centaurea scabiosa
Kudzu Vine - Pueraria lobata

L
Lady-in-the-Bath - Dicentra spectabilis [also Lady-in-a-Chaise?]
Lady's Bedstraw - Galium verum
Lady's Mantle - Alchemilla mollis
Lamb's Ears - Stachys byzantina [also Lamb's Tongues]
Lemon Verbena - Aloysia triphylla [was Lippia citriodora]
Lilac - Syringa
Lily of the Valley - Convallaria
Lime - Tilia or Citrus aurantiifolia
London Pride - Saxifraga x urbium
Lords and Ladies - Arum maculatum
Lovage - Levisticum
Love Lies Bleeding - Amaranthus

M
Malus - Apple including Crab Apple cultivars
Marigold - Tagetes [French Marigold] or Calendula [Pot Marigold]
May Tree - Crataegus monogyna [Midland Hawthorn C. laevigata]
Meadow Cranesbill - Geranium pratense
Mentha - Mint
Mignonette - Reseda odorata [odorata - scented]
Mile-a-Minute Vine - Fallopia baldschuanica
Mimosa - Acacia or specifically Mimosa pudica
Mistletoe - Viscum album
Mock Orange - Philadelphus or Choisya
Monkshood - Aconitum napellus
Montbretia - Crocosmia
Moonflower - Ipomea alba
Morelle de Balbis - Solanum sisymbrifolium
Morning Glory - Ipomea
Motherwort - Leonurus cardiaca
Mugwort - Artemisia vulgaris

N
Nasturtium - Tropaeolum
Nettle - Urtica dioica
New Zealand Sedge - Carex
Night Scented Stock - Matthiola bicornis
Nile Lilies - Agapanthus [or African Lilies]
Nodding Lady's Tresses - Spiranthes cernua odorata

O
Oak - Quercus robur
Old Man's Beard - Clematis vitalba
Ox-Eye Daisy - Leucanthemum vulgare

P
Parsley - Petroselinum crispum
Passion Flower - Passiflora
Pennyroyal - Mentha pulegium
Pennywort - Hydrocotyle vulgaris
Perennial Stock - Matthiola incana
Periwinkle - Vinca
Pansy - Viola
Pignut - Conopodium majus
Pineapple Plant - Eucomis [real pineapple - Ananas]
Pinks - Dianthus
Poached Egg Plant - Limnanthes douglasii
Pokeweed - Phytolacca
Poppy - Papaver
Primrose - Primula vulgaris
Purple Coneflower - Echinacea

Q
Quince - Cydonia oblonga the 'true' quince [Japanese Quince - Chaenomeles speciosa]

R
Rosebay Willowherb - Epilobium angustifolium [also known as Fireweed]
Red Hot Poker - Kniphofia
Rock Rose - Helianthemum [helios = sun]

S
St John's Wort - Hypericum
Sage - Salvia
Scotch Flame Flower - Tropaeolum speciosum
Scots Pine - Pinus sylvestris
Sloe - Prunus spinosa
Snapdragon - Antirrhinum
Sneezeweed - Helenium
Snowdrop - Galanthus
Snow-in-Summer - Cerastium tomentosum
Soapwort - Saponaria officinalis [also Bouncing Bet]
Spanish Flag - Mina lobata
Sticky Catchfly - Lychnis viscaria [viscaria = sticky]
Stinking Iris - Iris foetidissima [foetid=smelly] Gladdon Iris
Stitchwort - Stellaria holostea [Greater]
Sundew - Drosera
Sunflower - Helianthus [helios = sun] perennial and annual
Sweet Cicely - Myrrhis odorata [odorata = scented]
Sweet Pea - Lathyrus
Sweet Sultan - Centaurea moschata
Sweet William - Dianthus barbatus

T
Tarragon - Artemisia dracunculus
Teasel - Dipsacus fullonum
Tea Bush - Camellia sinensis
Tea Tree - Melaleuca alternifolia
Thrift - Armeria maritima
Tiger Lily - Lilium lancifolium [was tigrinum]
Toadflax - Linaria vulgaris
Tobacco Plant - Nicotiana
Tomato - Lycopersicon
Traveller's Joy - Clematis vitalba
Tuberose - Polianthes tuberosa

V
Verbena [not Verbina]
Violet - Viola odorata, Dog Violet - Viola riviniana
Virginia Creeper - Parthenocissus quinquefolia

W
Wallflower - Erysimum
Weeping Buddleja - Rostrinucula dependens
Wild Carrot - Daucus carota
Wild Garlic - Allium ursinum [also known as Ramsons]
Willow - Salix
Winter Heliotrope - Petasites fragrans
Wood Anenome - Anemone nemorosa
Woodbine - Lonicera periclymenum
Woodruff - Galium odoratum [odoratum = scented]
Wormwood - Artemisia absinthium

Y
Yarrow - Achillea
Yew - Taxus baccata


Wild flower links
Northern Ireland Flora - contains images and distribution maps

Finding wild flowers - Looks complicated but if you know what you want just use the first box.

Information on British wildflowers protected by law

Swedish Weeds - a personal and quirky web site with pictures of wildflowers found around Gothenburg/Göteborg in Sweden

Norwegian Botanical Association/Norsk Botanisk Forening - lots of pictures [text in Norwegian]

Wild flower picture links