| Acaena anserinifolia | Bronze Pirri-pirri-bur | 2004 Morayshire |
| Acaena novae-zelandiae | Pirri-pirri-bur | 2004 Northumberland |
| Acer cappadocicum | Cappadocian Maple | 2005 Bradford |
| Acer platanoides | Norway Maple | 2004 Lesnes Wds London |
| Achillea millefolium | Yarrow | 2004 Wells Norfolk |
| Adoxa moschatellina | Moschatel | 2004 Mersea island Essex |
| Aesculus hippocastanum | Horse Chestnut | 2004 Mersea island Essex |
| Agapanthus praecox | Agapanthus | 2004 Scillies Hawkins trip |
| Agrostis canina | Velvet Bent | 2004 Northumberland |
| Aira caryophyllea | Silver Hair-grass | 2004 Rowthorne Derbyshire |
| Aira praecox | Early Hair-grass | 2004 Rowthorne Derbyshire |
| Aira praecox | Early hairgrass | 2004 Cockfield Suffolk |
| Ajuga reptans | Bugle | 2004 Cockfield Suffolk |
| Ajuga reptans var albiflora | Bugle | 2004 Cockfield Suffolk |
| Alchemilla filicaulis | Lady's-mantle | 2004 Northumberland |
| Alchemilla filicaulis ssp. vestita | Lady's-mantle | 2004 Morayshire |
| Alchemilla minima | Lady's-mantle | 2004 Ingleborough |
| Alchemilla mollis | Lady's-mantle | 2004 Morayshire |
| Allium neapolitanum | Neopolitan garlic | 2004 Scillies Hawkins trip |
| Allium carinatum | Keeled Garlic | 2004 Morayshire |
| Allium ursinum | Ramsons | 2004 Lower Wds Gloucs |
| Allium vineale | Wild onion | 2004 Breckland |
| Alopecurus aequalis | Orange foxtail | 2004 Morayshire |
| Alopecurus myosuroides | Black-grass | 2004 Southease Sussex |
| Alyssum alyssoides | Small Alison | 2004 Breckland |
| Amaranthus blitoides | prostrate pigweed | 2004 Breckland |
| Amisinckia micrantha | Common Fiddleneck | 2004 Morayshire |
| Ammophila arenaria | Marram | 2004 Northumberland |
| Anacamptis pyramidalis | Pyramidal Orchid | 2004 Southease Sussex |
| Anagallis arvensis | Scarlet Pimpernel | 2004 Wells Norfolk |
| Anagallis minima | Chaffweed | 2004 Morayshire |
| Anagallis tenella | Bog Pimpernel | 2004 Northumberland |
| Andromeda polifolia | Bog Rosemary | 2004 Derbys/Cheshire |
| Andromeda polifolia | Bog Rosemary | 2004 Forest of Bowland |
| Anemone nemorosa | Wood Anemone | 2004 Lesnes Wds London |
| Anisantha rigida | Ripgut Brome | 2004 Breckland |
| Antennaria dioica | Mountain Everlasting | 2004 Ingleborough |
| Antennaria dioica | Mountain Everlasting | 2004 Forest of Bowland |
| Anthemis punctata | Sicilian chamomile | 2004 Cockfield Suffolk |
| Anthriscus caucalis | Bur Chervil | 2004 Mersea island Essex |
| Anthyllis vulneraria | Kidney Vetch | 2004 Rowthorne Derbyshire |
| Aphanes arvensis | Parsley Piert | 2004 Mersea island Essex |
| Aphanes arvensis | Parsley Piert. | 2004 Lower Wds Gloucs |
| Arabis glabra | Tower Mustard | 2004 Breckland |
| Arabis hirsuta | Hairy Rock-cress | 2004 Breckland |
| Arbutus x andrachnoides | Hybrid Strawberry Tree | 2004 Scillies Pogson trip |
| Arenaria norvegica ssp. anglica | English Sandwort | 2004 Ingleborough |
| Armeria maritima | Thrift | 2004 Northumberland |
| Armeria maritima | Thrift | 2004 Wells Norfolk |
| Arrhenatherum elatius var. bulbosum | False Oat-grass | 2004 Derbys/Cheshire |
| Artemisia campestris | Field Wormwood | 2004 Breckland |
| Artemisia ludoviciana | White Sage-brush | 2004 Morayshire |
| Asparagus officinalis ssp. officinalis | Garden Asparagus | 2004 Breckland |
| Asperula cynanchica | Squinancywort | 2004 Southease Sussex |
| Asplenium adiantum-nigrum | Black Spleenwort | 2004 Rowthorne Derbyshire |
| Asplenium adiantum-nigrum | Black Spleenwort | 2004 Lesnes Wds London |
| Asplenium obovatum | Lanceolate Spleenwort | 2004 Rame Head Cornwall |
| Asplenium ruta-muraria | Wall-rue | 2004 Lesnes Wds London |
| Asplenium trichomanes | Maidenhair Spleenwort | 2004 Lesnes Wds London |
| Asplenium viride | Green spleenwort | 2004 Ingleborough |
| Aster tripolium | Sea aster | 2004 Wells Norfolk |
| Aster tripolium var. discoidea | Sea Aster without rays | 2004 North Norfolk |
| Aster tripolium var. tripolium | Sea Aster with rays | 2004 North Norfolk |
| Astragalus danicus | Purple Milk-vetch | 2004 Northumberland |
| Astragalus danicus | Purple Milk-vetch | 2004 Breckland |
| Athyrium felix-femina | Lady Fern | 2004 Fens pools Dudley |
| Atriplex laciniata | Frosted Orache | 2004 Northumberland |
| Atriplex laciniata | Frosted Orache | 2004 North Norfolk |
| Atriplex littoralis | Grass-leaved Orache | 2004 Northumberland |
| Atriplex littoralis | Grass-leaved Orache | 2004 North Norfolk |
| Atriplex patula | Common Orache | 2004 Northumberland |
| Atriplex portulacoides | Sea Purslane | 2004 North Norfolk |
| Atriplex prostrata | Spear-leaved Orache | 2004 Northumberland |
| Avena fatua | Wild Oat | 2004 Southease Sussex |
| Baldellia ranunculoides | Lesser Water-plantain | 2004 Polbrooke Cornwall |
| Betula pendula | Silver Birch | 2004 Lesnes Wds London |
| Bidens tripartita | Trifid Bur-marigold | 2004 Northamptonshire |
| Blechnum spicant | Hard fern | 2004 Northumberland |
| Blysmus compressus | Flat-sedge | 2004 Windsor Hill |
| Bolboschoenus maritimus | Sea Club-rush | 2004 Southease Sussex |
| Botrychium lunaria | Moonwort | 2004 Morayshire |
| Brachypodium pinnatum | Tor grass | 2004 Rowthorne Derbyshire |
| Brachythecium rutabulum | Moss | 2004 Lesnes Wds London |
| Bromus hordeaceus ssp ferronii | Soft Brome | 2004 Cockfield Suffolk |
| Bromus hordeaceus ssp hordeaceus | Soft Brome | 2004 Cockfield Suffolk |
| Cakile maritima | Sea Rocket | 2004 North Norfolk |
| Callitriche platycarpa | Various-leaved Water-starwort | 2004 Fens pools Dudley |
| Calluna vulgaris | Ling | 2004 Northumberland |
| Calluna vulgaris | Heather | 2004 Lesnes Wds London |
| Calystegia septum ssp. roseata | Hedge bindweed | 2004 Scillies Pogson trip |
| Campanula latifolia | Giant Bellflower | 2004 Morayshire |
| Campanula rapunculus | Rampion Bellflower | 2004 Morayshire |
| Campanula trachelium | Nettle-leaved Bellflower | 2004 Windsor Hill |
| Campanula trachelium | Nettle-leaved Bellflower | 2004 Derbys/Cheshire |
| Campylopus atrovirens | Moss | 2004 Lesnes Wds London |
| Campylopus introflexus | Moss | 2004 Lesnes Wds London |
| Cardamine corumbosa | New Zealand Bittercress | 2004 Morayshire |
| Carduus crispus | Welted Thistle | 2004 Morayshire |
| Carduus nutans | Musk thistle | 2004 Wells Norfolk |
| Carex appropinquata | Fibrous Tussock-sedge | 2004 Wheatfen |
| Carex aquatilis | Water Sedge | 2004 Morayshire |
| Carex binervis | Green-ribbed Sedge | 2004 Northumberland |
| Carex capillaris | Hair Sedge | 2004 Ingleborough |
| Carex dioica | Dioecious Sedge | 2004 Ingleborough |
| Carex echinata | Star Sedge | 2004 Northumberland |
| Carex extensa | Long-bracted Sedge | 2004 Northumberland |
| Carex flacca | Glaucous Sedge | 2004 Northumberland |
| Carex flacca | Glaucous Sedge | 2004 Lower Wds Gloucs |
| Carex hirta | Hairy Sedge | 2004 Lower Wds Gloucs |
| Carex hostiana | Tawny Sedge | 2004 Ingleborough |
| Carex ornithopoda | Bird's-foot Sedge | 2004 Derbys/Cheshire |
| Carex pallescens | Pale Sedge | 2004 Northumberland |
| Carex panacea | Carnation Sedge | 2004 Northumberland |
| Carex paniculata | Greater Tussock-sedge | 2004 Wheatfen |
| Carex pendula | Pendulous Sedge | 2004 Lower Wds Gloucs |
| Carex pulicaris | Flea Sedge | 2004 Northumberland |
| Carex pulicaris | Flea Sedge | 2004 Ingleborough |
| Carex remota | Remote Sedge | 2004 Lower Wds Gloucs |
| Carex silvatica | Wood Sedge | 2004 Lower Wds Gloucs |
| Carex silvatica | Wood Sedge | 2004 Morayshire |
| Carex strigosa | Thin-spiked Wood-sedge | 2004 Lower Wds Gloucs |
| Carex viridula | Yellow Sedge | 2004 Northumberland |
| Carlina vulgaris | Carline thistle | 2004 North Norfolk |
| Carpinus betulus | Hornbeam | 2004 Lesnes Wds London |
| Carpobrotus acinaciformis | Sally my handsome | 2004 Scillies Pogson trip |
| Castanea sativa | Sweet Chestnut | 2004 Lesnes Wds London |
| Catapodium rigidum | Fern-grass | 2004 Fens pools Dudley |
| Catapodium rigidum | Fern Grass | 2004 Breckland |
| Centaurea scabiosa | Greater Knapweed | 2004 Rowthorne Derbyshire |
| Centaurium erythraea | Common centaury | 2004 Wells Norfolk |
| Centaurium erythraea | Common centaury | 2004 North Norfolk |
| Centaurium littorale | Seaside Centaury | 2004 Northumberland |
| Cephalanthera damasonium | White Helleborine | 2004 W'bury Hill Sussex |
| Cerastium arvense | Field Mouse-ear | 2004 Breckland |
| Cerastium diffusum | Sea Mouse-ear | 2004 Mersea island Essex |
| Ceratocapnos claviculata | Climbing Corydalis | 2004 Northamptonshire |
| Ceratophyllum submersum | Soft hornwort | 2004 Oare Marsh |
| Ceterach officinarum | Rustyback | 2004 Rowthorne Derbyshire |
| Chaenorhinum minus | Small Toadflax | 2004 Rowthorne Derbyshire |
| Chasmanthe bicolor | Chasmanthe | 2004 Scillies Hawkins trip |
| Chenopodium album | Fat Hen | 2004 Northumberland |
| Chenopodium rubrum | Red Goosefoot | 2004 Slapton Ley Devon |
| Chenopodium vulvaria | Stinking Goosefoot | 2004 Cockfield Suffolk |
| Chiastophyllum oppositifolium | Lamb's-tail | 2004 Forest of Bowland |
| Chionodoxa forbesii | Glory-of-the-snow | 2004 Lesnes Wds London |
| Cicuta virosa | Cowbane | 2004 Derbys/Cheshire |
| Cirsium heterophyllum | Melancholy Thistle | 2004 Forest of Bowland |
| Cistus salvifolius | Sage-leaved Rock-rose | 2004 Scillies Pogson trip |
| Citrullus lanatus | Water Melon | 2004 Thamesmeade |
| Clarkia unguiculata | Clarkia | 2004 Morayshire |
| Claytonia perfoliata | Spring Beauty | 2004 Wells Norfolk |
| Claytonia sibirica | Pink Purslane | 2004 Morayshire |
| Clinopodium grandiflorum | Greater Calamint | 2004 Morayshire |
| Cochlearia officinalis | Common Scurvygrass | 2004 Mersea island Essex |
| Coeloglossum viride | Frog Orchid | 2004 Derbys/Cheshire |
| Colchicum autumnale | Meadow Saffron | 2004 Lower Wds Gloucs |
| Conium maculatum | Hemlock | 2004 Rowthorne Derbyshire |
| Convallaria majalis | Lily of the Valley | 2004 Ingleborough |
| Conyza bilbaoana | Canadian Fleabane variety? | 2004 Thamesmeade |
| Conyza sumatrensis | Guernsey Fleabane | 2004 Thamesmeade |
| Conyza canadensis | Canadian Fleabane | 2004 Thamesmeade |
| Corallorhiza trifida | Coralroot Orchid | 2004 Morayshire |
| Coriandrum sativum | Coriander | 2004 Scillies Pogson trip |
| Corrigiola litoralis | Strapwort | 2004 Slapton Ley Devon |
| Corylus avellana | Hazel | 2004 Lesnes Wds London |
| Cotoneaster hsinghangensis | Hsing-Shan Cotoneaster | 2005 Bradford |
| Crambe maritima | Sea-kale | 2004 Slapton Ley Devon |
| Crassula tillaea | Mossy Stonecrop | 2004 Breckland |
| Crataegus laevigata | Midland Hawthorn | 2004 Mersea island Essex |
| Crataegus laevigata | Midland Hawthorn | 2004 Lower Wds Gloucs |
| Crataegus monogyna | Hawthorn | 2004 Cockfield Suffolk |
| Crataegus monogyna | Hawthorn | 2004 Mersea island Essex |
| Crataegus monogyna | Common Hawthorn | 2004 Lower Wds Gloucs |
| Crataegus x media C. laevigata x C. monogyna | Hybrid hawthorn | 2004 Cockfield Suffolk |
| Cratageus laevigata | Midland hawthorn | 2004 Cockfield Suffolk |
| Cryptogramma crispa | Parsley Fern | 2004 Northumberland |
| Cynodon dactylon | Bermuda Grass | 2004 Thamesmeade |
| Cynoglossum officinale | Hound's-tongue | 2004 W'bury Hill Sussex |
| Cyperus eragrostis | Pale Galingale | 2004 Thamesmeade |
| Cyrtomium falcatum | House Holly-fern | 2004 Scillies Hawkins trip |
| Cystopteris diaphana | Diaphanous Bladder Fern | 2004 Polbrooke Cornwall |
| Cystopteris fragilis | Brittle-bladder Fern | 2004 Ingleborough |
| Cystopteris fragilis | Brittle Bladder-fem | 2004 Forest of Bowland |
| Cytisus scoparius | Broom | 2004 Wells Norfolk |
| Dactylis glomerata | Cocksfoot | 2004 Wells Norfolk |
| Dactylorhiza fuchsii | Common Spotted Orchid | 2004 W'bury Hill Sussex |
| Dactylorhiza fuchsii | Common Spotted-orchid | 2004 Rowthorne Derbyshire |
| Dactylorhiza fuchsii | Common-spotted Orchid | 2004 Lower Wds Gloucs |
| Dactylorhiza praetermissa | Southern marsh-orchid | 2004 Fens pools Dudley |
| Dactylorhiza purpurella | Northern Marsh-orchid | 2004 Morayshire |
| Dactylorhiza purpurella | Northern Marsh-orchid | 2004 Forest of Bowland |
| Danthonia decumbens | Heath Grass | 2004 Northumberland |
| Daphne laureola | Spurge Laurel | 2004 Cockfield Suffolk |
| Datura stramonium | Thorn-apple | 2004 Thamesmeade |
| Datura stramonium | Thorn-apple | 2004 Breckland |
| Daucus carota | Wild carrot | 2004 Fens pools Dudley |
| Delairea odorata | German ivy | 2004 Scillies Pogson trip |
| Deschampsia flexuosa | Wavy Hair-grass | 2004 Lesnes Wds London |
| Deschampsia flexuosa | Wavy Hair-grass | 2004 Breckland |
| Descurainia sophia | Flixweed | 2004 Breckland |
| Dianthus deltoides | Maiden Pink | 2004 Breckland |
| Dicranum scoparium | Moss | 2004 Lesnes Wds London |
| Diphasiastrum alpinum | Alpine Clubmoss | 2004 Forest of Bowland |
| Doronicum pardalianches | Leopardsbane | 2004 Rowthorne Derbyshire |
| Doronicum pardalianches | Leopard's-bane | 2004 Morayshire |
| Draba incana | Hoary Whitlowgrass | 2004 Derbys/Cheshire |
| Drosera rotundifolia | Round-leaved Sundew | 2004 Derbys/Cheshire |
| Dryopteris affinis | Scaly Male-fern | 2004 Lower Wds Gloucs |
| Dryopteris affinis | Scaly Male-fern | 2004 Forest of Bowland |
| Dryopteris dilatata | Broad Buckler-fern | 2004 Lower Wds Gloucs |
| Dryopteris submontana | Rigid Buckler-fern | 2004 Ingleborough |
| Dryopteris x complexa D. filix-mas x D.affinis | Hybrid Male Fern | 2004 Polbrooke Cornwall |
| Echinops sphaerocephalus | Glandular Globe-thistle | 2004 Thamesmeade |
| Eleocharis acicularis | Needle Spike-rush | 2004 Northamptonshire |
| Eleocharis palustris | Common spike-rush | 2004 Fens pools Dudley |
| Eleocharis palustris | Common Spike-rush | 2004 Southease Sussex |
| Eleocharis quinqueflora | Few-flowered Spike-rush | 2004 Ingleborough |
| Eleocharis quinqueflora | Few-flowered Spike-rush | 2004 Forest of Bowland |
| Eleocharis uniglumis | Slender Spike-rush | 2004 Windsor Hill |
| Elytrigia atherica | Sea Couch | 2004 North Norfolk |
| Elytrigia repens | Common Couch | 2004 North Norfolk |
| Elytrigia x oliveri | Hybrid Couch | 2004 North Norfolk |
| Empetrum nigrum | Crowberry | 2004 Ingleborough |
| Epilobium brunnescens | New Zealand Willowherb | 2004 Northumberland |
| Epipactis helleborine | Broad-leaved Helleborine | 2004 Breckland |
| Epipactis palustris | Marsh Helleborine | 2004 Northumberland |
| Epipactis phyllanthes | Green-flowered Helleborine | 2004 Breckland |
| Epipactis sancta | Lindisfarne Helleborine | 2004 Northumberland |
| Equisetum fluviatile | Water Horsetail | 2004 Morayshire |
| Equisetum hyemale | Rough Horsetail | 2004 Forest of Bowland |
| Equisetum variegatum | Variegated Horsetail | 2004 Morayshire |
| Equisetum x font-queri | Marsh x Great horsetail | 2004 Polbrooke Cornwall |
| Equisetum x font-queri | Skye horsetail | 2004 Forest of Bowland |
| Equisetum x litorale | Shore horsetail | 2004 Forest of Bowland |
| Erepsia heteropetala | Lesser Sea-fig | 2004 Scillies Hawkins trip |
| Erigeron acer | Blue Fleabane | 2004 North Norfolk |
| Erigeron acer | Blue Fleabane | 2004 Derbys/Cheshire |
| Erinus alpinus | Fairy Foxglove | 2004 Forest of Bowland |
| Eriophorum angustifolium | Common Cottongrass | 2004 Ingleborough |
| Eriophorum angustifolium | Common Cottongrass | 2004 Derbys/Cheshire |
| Eriophorum latifolium | Broad-leaved Cotton-grass | 2004 Forest of Bowland |
| Eriophorum vaginatum | Hare?s-tail Cottongrass | 2004 Derbys/Cheshire |
| Eriophotum latifolium | Broad-leaved Cottongrass | 2004 Ingleborough |
| Erodium cicutarium | Storksbill | 2004 Cockfield Suffolk |
| Erodium cicutarium | Common Storksbill | 2004 Rame Head Cornwall |
| Erodium cicutarium | Common Storksbill | 2004 Mersea island Essex |
| Erodium maritimum | Sea Stork's-bill | 2004 Rame Head Cornwall |
| Erodium maritimum | Sea stork's-bill | 2004 Slapton Ley Devon |
| Erodium moschatum | Musk stork's-bill | 2004 Rame Head Cornwall |
| Eryngium maritimum | Sea Holly | 2004 North Norfolk |
| Euonymus europaeus | Spindle | 2004 Rowthorne Derbyshire |
| Eupatorium cannabinum | Hemp-agrimony | 2004 Fens pools Dudley |
| Eupatorium cannabinum | Hemp Agrimony | 2004 Wheatfen |
| Euphorbia cyparissias | Cypress Spurge | 2004 Breckland |
| Euphorbia dulcis | Sweet Spurge | 2004 Morayshire |
| Euphorbia exigua | Dwarf Spurge | 2004 Rowthorne Derbyshire |
| Euphorbia paralias | Sea spurge | 2004 Wells Norfolk |
| Euphorbia paralias | Sea Spurge | 2004 North Norfolk |
| Euphrasia arctica ssp. borealis | Eyebright | 2004 Morayshire |
| Euphrasia confusa | Eyebright | 2004 Ingleborough |
| Euphrasia confusa | Eyebright | 2004 Scillies Hawkins trip |
| Euphrasia micrantha | Eyebright | 2004 Morayshire |
| Euphrasia nemorosa | Eyebright | 2004 Morayshire |
| Euryops pectinatus | Yellow Bush-daisy | 2004 Scillies Pogson trip |
| Fagus silvatica | Beech | 2004 Lesnes Wds London |
| Fallopia convolvulus | Black Bindweed | 2004 Southease Sussex |
| Fascicularia bicolour | rhodostachys | 2004 Scillies Pogson trip |
| Ferula communis | Giant Fennel | 2004 Breckland |
| Festuca altissima | Tall Fescue | 2004 Forest of Bowland |
| Festuca pratensis | Meadow Fescue | 2004 Ingleborough |
| Festuca rubra ssp. juncea | Red Fescue ssp. | 2004 North Norfolk |
| Festuca x Festulolium lotiaceum | Hybrid Fescue | 2004 Ingleborough |
| Filipendula ulmaria | Meadowsweet | 2004 Wheatfen |
| Filipendula vulgaris | Dropwort | 2004 Southease Sussex |
| Fraxinus excelsior | Ash | 2004 Lesnes Wds London |
| Fraxinus excelsior 'Diversifolia' | Single-leaved Ash Tree | 2005 Bradford |
| Freesia x hybrida | Freesia | 2004 Scillies Hawkins trip |
| Fritillaria meleagris | Fritillary | 2004 Mersea island Essex |
| Fumaria bastardii | Tall Fumitory | 2004 Scillies Hawkins trip |
| Fumaria capreolata ssp. babingtonii | Ramping Fumitory | 2004 Scillies Hawkins trip |
| Fumaria muralis ssp. boraei | Boreau's Fumitory | 2004 Scillies Hawkins trip |
| Fumaria occidentalis | Western Ramping-fumitory | 2004 Scillies Pogson trip |
| Fumaria officinalis ssp. wirtgenii | Common Fumitory | 2004 Derbys/Cheshire |
| Galeopsis speciosa | Large-flowered Hemp-nettle | 2004 Derbys/Cheshire |
| Galeopsis tetrahit | Common Hemp-nettle | 2004 Morayshire |
| Galium boreale | Northern Bedstraw | 2004 Morayshire |
| Galium cruciata | Crosswort | 2004 Forest of Bowland |
| Galium mollugo | Hedge Bedstraw | 2004 Rowthorne Derbyshire |
| Galium sterneri | Limestone Bedstraw | 2004 Ingleborough |
| Galium sterneri | Limestone Bedstraw | 2004 Derbys/Cheshire |
| Gaultheria mucronata | Prickly Heath | 2004 Morayshire |
| Genista tinctoria | Dyer's Greenweed | 2004 Derbys/Cheshire |
| Gentianella amarella | Autumn Gentian | 2004 Ingleborough |
| Gentianella amarella ssp. septentrionalis | Autumn Gentian | 2004 Northumberland |
| Geranium maderense | Giant herb Robert | 2004 Scillies Hawkins trip |
| Geranium molle | Dovesfoot Cranesbill | 2004 Cockfield Suffolk |
| Geranium molle | Doves-foot Cranesbill | 2004 Mersea island Essex |
| Geranium phaeum | Dusky Crane's-bill | 2004 W'bury Hill Sussex |
| Geranium robertianum | Herb Robert | 2004 Lesnes Wds London |
| Geranium sylvaticum | Wood Cranesbill | 2004 Northumberland |
| Geranium sylvaticum | Wood Cranesbill | 2004 Morayshire |
| Geranium sylvaticum | Wood Crane's-bill | 2004 Forest of Bowland |
| Geranium versicolor | Pencilled Crane's-bill | 2004 Polbrooke Cornwall |
| Geranium x caraniense | Hybrid Geranium | 2004 Scillies Pogson trip |
| Geranium x magnificum | Purple Cranesbill | 2004 Morayshire |
| Geranium x oxonianum | Druce's Crane's-bill | 2004 W'bury Hill Sussex |
| Geranium x oxonianum | Druce's cranesbill | 2004 Morayshire |
| Geum rivale | Water Avens | 2004 Forest of Bowland |
| Gladiolus communis ssp. byzantinus | Eastern Gladiolus | 2004 Scillies Hawkins trip |
| Glaucium flavum | Yellow horned-poppy | 2004 Slapton Ley Devon |
| Glaucium flavum | Yellow Horned-poppy | 2004 North Norfolk |
| Glaux maritima | Sea Milkwort | 2004 Northumberland |
| Glaux maritima | Sea Milkwort | 2004 North Norfolk |
| Glyceria maxima | Reed Sweet-grass | 2004 Wheatfen |
| Gnaphalium uliginosum | Marsh Cudweed | 2004 Northamptonshire |
| Goodyera repens | Creeping Lady's-tresses | 2004 North Norfolk |
| Goodyera repens | Creeping Lady's tresses | 2004 Morayshire |
| Gymnadenia conopsea | Fragrant orchid | 2004 Southease Sussex |
| Gymnadenia conopsea ssp. conopsea | Fragrant Orchid | 2004 Derbys/Cheshire |
| Gymnocarpium robertianum | Limestone Fern | 2004 Ingleborough |
| Gymnocarpium robertianum | Limestone Fern | 2004 Derbys/Cheshire |
| Hedera helix | Ivy | 2004 Lesnes Wds London |
| Helianthemum nummularium | Rock-rose | 2004 Rowthorne Derbyshire |
| Helichrysum bracteatum | Strawflower | 2004 Scillies Pogson trip |
| Helleborus foetidus | Stinking Hellebore | 2004 North Norfolk |
| Heracleum mantegazzianium | Giant Hogweed | 2004 Rowthorne Derbyshire |
| Heracleum sphondyllium var. angustifolium | Hogweed | 2004 Derbys/Cheshire |
| Herniaria glabra | Smooth Rupturewort | 2004 Breckland |
| Hieracium acuminatum | Hawkweed | 2004 Ingleborough |
| Hieracium anguinum | Hawkweed | 2004 Northumberland |
| Hieracium cymbifolium | Hawkweed | 2004 Derbys/Cheshire |
| Hieracium grandidens | Hawkweed | 2004 Ingleborough |
| Hieracium grandidens | Hawkweed | 2004 Derbys/Cheshire |
| Hieracium pellucidum | Hawkweed | 2004 Derbys/Cheshire |
| Hieracium prenanthoides | Hawkweed | 2004 Derbys/Cheshire |
| Hippocrepis comosa | Horseshoe vetch | 2004 W'bury Hill Sussex |
| Hippuris vulgaris | Mare's-tail | 2004 Fens pools Dudley |
| Holcus lanatus | Yorkshire fog | 2004 Rowthorne Derbyshire |
| Holcus lanatus | Yorkshire Fog | 2004 Wells Norfolk |
| Honckenya peploides | Sea Sandwort | 2004 Mersea island Essex |
| Honckenya peploides | Sea Sandwort | 2004 North Norfolk |
| Hordeum marinum | Sea Barley | 2004 Southease Sussex |
| Hordeum secalinum | Meadow Barley | 2004 Southease Sussex |
| Hordeum vulgare | Six-rowed Barley | 2004 Southease Sussex |
| Huperzia selago | Fir Clubmoss | 2004 Morayshire |
| Huperzia selago | Fir Clubmoss | 2004 Forest of Bowland |
| Hyacinthoides non-scripta | Bluebell | 2004 Mersea island Essex |
| Hyacinthoides non-scripta | Bluebell | 2004 Lesnes Wds London |
| Hyacinthoides x massartiana | Hybrid Bluebell | 2004 Mersea island Essex |
| Hydrocharis morsus-ranae | Frogbit | 2004 Southease Sussex |
| Hydrocotyle vulgaris | Marsh Pennywort | 2004 Northumberland |
| Hypericum androsaemum | Tutsan | 2004 Wells Norfolk |
| Hypericum calycinum | Rose of Sharon | 2004 North Norfolk |
| Hypericum humifusum | Trailing St John's-wort | 2004 Northamptonshire |
| Hypericum pulchrum | Slender St John's-wort | 2004 Northumberland |
| Hypericum undulatum | Wavy St John's-wort | 2004 Polbrooke Cornwall |
| Hypnum cupressiforme | Moss | 2004 Lesnes Wds London |
| Hypochaeris glabra | Smooth Cat's-ear | 2004 Breckland |
| Iberis umbellata | Garden Candytuft | 2004 Morayshire |
| Inula conyzae | Ploughman's-spikenard | 2004 North Norfolk |
| Inula crithmoides | Golden Samphire | 2004 Mersea island Essex |
| Juglans regia | Walnut | 2004 Rowthorne Derbyshire |
| Juncus balticus | Baltic rush | 2004 Morayshire |
| Juncus ambiguous | Frog Rush | 2004 Derbys/Cheshire |
| Juncus bufonius | Toad Rush. | 2004 Derbys/Cheshire |
| Juncus filiformis | Thread rush | 2004 Forest of Bowland |
| Juncus gerardii | Saltmarsh Rush | 2004 Northumberland |
| Juncus gerardii | Saltmarsh Rush | 2004 Southease Sussex |
| Juncus maritimus | Sea Rush | 2004 North Norfolk |
| Juncus squarrosus | Heath rush | 2004 Northumberland |
| Kindbergia praelonga | Moss | 2004 Lesnes Wds London |
| Kniphofia uvaria | Red-hot Poker | 2004 North Norfolk |
| Kniphofia x praecox | Great Red-hot Poker | 2004 Morayshire |
| Koeleria macrantha | Crested Hair-grass | 2004 Breckland |
| Lactuca virosa | Greater lettuce | 2004 Wells Norfolk |
| Lamiastrum galeobdolon | Yellow Archangel | 2004 Mersea island Essex |
| Lamium hybridum | Cut-leaved Dead-nettle | 2004 Morayshire |
| Lathyrus heterophyllus var. unijugus | Norfok Everlasting pea | 2004 North Norfolk |
| Lathyrus japonicus | Sea Pea | 2004 Cockfield Suffolk |
| Lathyrus latifolius | Broad-leaved Everlasting pea | 2004 North Norfolk |
| Lathyrus linifolius | Bitter Vetch | 2004 Forest of Bowland |
| Lathyrus palustris | Marsh pea | 2004 Wheatfen |
| Lavatera cretica | Cretan Mallow | 2004 Scillies Pogson trip |
| Lemna trisulca | Ivy-leaved Duckweed | 2004 Southease Sussex |
| Leontodon saxatilis | Lesser Hawkbit | 2004 Wells Norfolk |
| Levisticum officinale | Lovage | 2004 Morayshire |
| Leymus arenarius | Lyme-grass | 2004 Northumberland |
| Liatris spicata | Gayfeather | 2005 Bradford |
| Ligustrum vulgare | Wild Privet | 2004 Rowthorne Derbyshire |
| Limonium bellidifolium | Matted Sea-lavender | 2004 North Norfolk |
| Limonium binervosum | Rock Sea-lavender | 2004 Wells Norfolk |
| Limonium binervosum ssp. anglicum | Rock Sea-lavender | 2004 North Norfolk |
| Limonium humile | Lax-flowered Sea-lavender | 2004 North Norfolk |
| Limonium sativum (Limonium sinuatum) | Statice | 2004 Scillies Pogson trip |
| Limonium vulgare | Common Sea-lavender | 2004 Northumberland |
| Limonium vulgare | Common Sea-lavender | 2004 Wells Norfolk |
| Limonium vulgare | Common Sea-lavender | 2004 North Norfolk |
| Limosella aquatica | Mudwort | 2004 Northamptonshire |
| Linaria repens | Pale Toadflax | 2004 Derbys/Cheshire |
| Linnaea borealis | Twinflower | 2004 Morayshire |
| Linum bienne | Pale Flax | 2004 Wells Norfolk |
| Linum catharticum | Fairy Flax | 2004 W'bury Hill Sussex |
| Linum catharticum | Fairy Flax | 2004 Ingleborough |
| Listera cordata | Lesser Twayblade | 2004 Forest of Bowland |
| Listera ovata | Common Twayblade | 2004 Forest of Bowland |
| Lithospermum arvense | Field Gromwell | 2004 Southease Sussex |
| Littorella uniflora | Shoreweed | 2004 Northamptonshire |
| Littorella uniflora | Shoreweed | 2004 Forest of Bowland |
| Lolium multiflorum | Italian Ryegrass | 2004 Southease Sussex |
| Lolium perenne | Perennial Ryegrass | 2004 Southease Sussex |
| Lolium perenne | Perrenial Rye-grass | 2004 Ingleborough |
| Lonicera periclymenum | Honeysuckle | 2004 Lesnes Wds London |
| Lotus corniculatus | Bird's-foot Trefoil | 2004 W'bury Hill Sussex |
| Lotus glaber | Narrow-leaved Bird's-foot-trefoil | 2004 Thamesmeade |
| Lupinus arboreus | Tree Lupin | 2004 Breckland |
| Luzula multiflora | Heath wood-rush | 2004 Northumberland |
| Luzula sylvatica | Great Wood-rush | 2004 Northumberland |
| Lychnis flos-cuculi | Ragged-robin | 2004 Morayshire |
| Lycopodium clavatum | Stag's-horn Clubmoss | 2004 Forest of Bowland |
| Lythrum salicaria | Purple-loosestrife | 2004 Windsor Hill |
| Mahonia aquifolium | Oregon grape | 2004 Breckland |
| Malva neglecta | Dwarf Mallow | 2004 Thamesmeade |
| Matricaria recutita | Scented Mayweed | 2004 Derbys/Cheshire |
| Medicago minima | Bur Medick | 2004 Breckland |
| Medicago polymorpha | Toothed Medick | 2004 Southease Sussex |
| Medicago sativa ssp. varia | Sand lucerne | 2004 Breckland |
| Melilotus indica | Small Melilot | 2004 Thamesmeade |
| Melittis melissophyllum | Bastard Balm | 2004 Polbrooke Cornwall |
| Mercurialis perennis | Dog's mercury | 2004 Lesnes Wds London |
| Metrosideros excelsa | New Zealand Christmas tree | 2004 Scillies Pogson trip |
| Milium effusum | Wood Millet | 2004 Cockfield Suffolk |
| Mimulus guttatus | Monkey-flower | 2004 Northumberland |
| Mimulus x robertsii | Hybrid Monkey-flower | 2004 Northumberland |
| Minuartia verna | Spring Sandwort | 2004 Ingleborough |
| Minuartia verna | Spring Sandwort | 2004 Derbys/Cheshire |
| Minuartia verna | Spring sandwort | 2004 Forest of Bowland |
| Mirabilis jalaba | Marvel of Peru | 2004 Thamesmeade |
| Molinia caerulea | Purple Moor-grass | 2004 Northumberland |
| Morus nigra | Black Mulberry | 2004 Lesnes Wds London |
| Myosotis discolor ssp discolor | Changing Forget-me-not | 2004 Rame Head Cornwall |
| Myosotis discolor ssp dubia | Changing Forget-me-not | 2004 Rame Head Cornwall |
| Myosotis ramosissima | Early Forget-me-not | 2004 Cockfield Suffolk |
| Myosotis ramosissima | Early Forget-me-not | 2004 Breckland |
| Myosotis secunda | Creeping Forget-me-not | 2004 Northumberland |
| Myosotis secunda | Creeping Forget-me-not | 2004 Morayshire |
| Myosotis stolonifera | Pale Forget-me-not | 2004 Northumberland |
| Myosotis stolonifera | Pale Forget-me-not | 2004 Forest of Bowland |
| Myosoton aquaticum | Water Chickweed | 2004 Northamptonshire |
| Myriophyllum spicatum | Spiked Water-milfoil | 2004 Southease Sussex |
| Myrrhis odorata | Sweet Cicely | 2004 Morayshire |
| Myrrhis odorata | Sweet Cicely | 2004 Derbys/Cheshire |
| Narcissus pseudonarcissus ssp.pseudonarcissus | Wild Daffodil | 2004 Lesnes Wds London |
| Nardus stricta | Mat Grass | 2004 Northumberland |
| Narthecium ossifragum | Bog Asphodel | 2004 Derbys/Cheshire |
| Nothofagus oblique | Roble Beech | 2005 Bradford |
| Nymphoides peltata | Fringed Water-lily | 2004 Fens pools Dudley |
| Nymphoides peltata | Fringed Water-lily | 2004 Southease Sussex |
| Ochagavia carnea | Tresco rhodostachys | 2004 Scillies Pogson trip |
| Odontites vernus | Red Bartsia | 2004 North Norfolk |
| Ononis repens | Rest-harrow | 2004 Rowthorne Derbyshire |
| Ononis repens | Restharrow | 2004 Southease Sussex |
| Onopordum acanthium | Cotton Thistle | 2004 Breckland |
| Ophioglossum azoricum | Small adder's-tongue | 2004 Morayshire |
| Ophioglossum azoricum | Small Adder's-tongue | 2004 Scillies Pogson trip |
| Ophioglossum azoricum | Small Adder's-tongue | 2004 Scillies Hawkins trip |
| Ophioglossum vulgatum | Adder's-tongue Fern | 2004 Fens pools Dudley |
| Ophioglossum vulgatum | Adders-tongue fern | 2004 Mersea island Essex |
| Ophioglossum vulgatum | Adders-tongue | 2004 Lower Wds Gloucs |
| Ophioglossum vulgatum | Adderstongue Fern | 2004 Forest of Bowland |
| Ophrys apifera | Bee Orchid | 2004 Rowthorne Derbyshire |
| Ophrys apifera | Bee Orchid | 2004 Southease Sussex |
| Ophrys insectifera | Fly Orchid | 2004 W'bury Hill Sussex |
| Orchis mascula | Early Purple-orchid | 2004 W'bury Hill Sussex |
| Orchis mascula | Early Purple orchid | 2004 Cockfield Suffolk |
| Orchis mascula | Early-purple Orchid | 2004 Lower Wds Gloucs |
| Orchis mascula | Early Purple orchid | 2004 Forest of Bowland |
| Orchis morio | Green-winged Orchids | 2004 Mersea island Essex |
| Oreopteris limbosperma | Lemon-scented Fern | 2004 Northumberland |
| Oreopteris limbosperma | Lemon-scented Fern | 2004 Forest of Bowland |
| Ornithopus perpusillus | Bird's-foot | 2004 Rame Head Cornwall |
| Ornithopus perpusillus | Bird's-foot | 2004 Breckland |
| Ornithopus pinnatus | Orange Bird's-foot | 2004 Scillies Pogson trip |
| Orobanche purpurea | Yarrow Broomrape | 2004 Breckland |
| Osteospermum jucundum | Cape daisy | 2004 Scillies Pogson trip |
| Oxalis acetosella | Wood Sorrel | 2004 Mersea island Essex |
| Oxalis rosea | Annual Pink Sorrel | 2004 Scillies Pogson trip |
| Oxalis tetraphylla | Four-leaved Pink sorrel | 2004 Scillies Pogson trip |
| Ozothamnus antennaria | Sticky Everlasting | 2004 Scillies Pogson trip |
| Pancratium maritimum | Sea Daffodil | 2004 Slapton Ley Devon |
| Panicum miliaceum | Common Millet | 2004 Slapton Ley Devon |
| Papaver somniferum | Opium Poppy | 2004 Morayshire |
| Parapholis strigosa | Hard-grass | 2004 Southease Sussex |
| Paris quadrifolia | Herb Paris | 2004 Cockfield Suffolk |
| Paris quadrifolia | Herb Paris | 2004 Lower Wds Gloucs |
| Paris quadrifolia | Herb Paris | 2004 Windsor Hill |
| Paulownia tomentosa | Foxglove tree | 2004 Lesnes Wds London |
| Pedicularis palustris | Marsh Lousewort | 2004 Morayshire |
| Pedicularis silvatica | Lousewort | 2004 Lower Wds Gloucs |
| Persicaria amphibian | Amphibious bistort | 2004 Fens pools Dudley |
| Persicaria hydropiper | Water Pepper | 2004 Northamptonshire |
| Persicaria lapathifolia | Pale Persicaria | 2004 Derbys/Cheshire |
| Persicaria maculosa | Redshank | 2004 Derbys/Cheshire |
| Petrorhagia prolifera | Proliferous Pink | 2004 Breckland |
| Peucedanum palustre | Milk Parsley | 2004 Wheatfen |
| Phalaris arundinacea | Reed Canary-grass | 2004 Wheatfen |
| Phegopteris connectilis | Beech Fern | 2004 Northumberland |
| Phegopteris connectilis | Beech Fern | 2004 Forest of Bowland |
| Phleum arenarium | Sand cat's-tail | 2004 Breckland |
| Phleum phleoides | purple-stem Cat's-tail | 2004 Breckland |
| Phlomis fruticosa | Jerusalem sage | 2004 North Norfolk |
| Phragmites australis | Common Reed | 2004 Wheatfen |
| Phyllitis scolopendrium | Hart's-tongue | 2004 Fens pools Dudley |
| Phymatosorus diversifolius | Kangaroo Fern | 2004 Scillies Pogson trip |
| Phyteuma orbiculare | Round-headed Rampion | 2004 Southease Sussex |
| Picea sitchensis | Sitka spruce | 2004 Forest of Bowland |
| Picris hieracioides | Hawkweed Ox-tongue | 2004 Morayshire |
| Pimpinella major | Greater Burnet saxifrage | 2004 Rowthorne Derbyshire |
| Pinguicula vulgaris | Common Butterwort | 2004 Northumberland |
| Pinguicula vulgaris | Common Butterwort | 2004 Forest of Bowland |
| Pinus contorta | Lodgepole pine | 2004 Forest of Bowland |
| Pinus nigra ssp. laricio | Corsican Pine | 2004 North Norfolk |
| Pinus sylvestris | Scots Pine | 2004 North Norfolk |
| Plantago major ssp. intermedia | Greater Plantain | 2004 North Norfolk |
| Platanthera chlorantha | Greater Butterfly orchid | 2004 W'bury Hill Sussex |
| Poa annua | Annual Meadow-grass | 2004 Dawlish Warren |
| Poa annua | Annual Meadow grass | 2004 Wells Norfolk |
| Poa bulbosa | Bulbous Meadow-grass | 2004 Dawlish Warren |
| Poa compressa | flattened meadow-grass | 2004 Derbys/Cheshire |
| Poa infirma | Early Meadow-grass | 2004 Cockfield Suffolk |
| Poa infirma | Early Meadow-grass | 2004 Dawlish Warren |
| Polemonium caeruleum | Jacob's ladder | 2004 Derbys/Cheshire |
| Polygala serpyllifolia | Heath Milkwort | 2004 Northumberland |
| Polygala serpyllifolia | Heath Milkwort | 2004 Forest of Bowland |
| Polypodium interjectum | Intermediate Polypody | 2004 Lower Wds Gloucs |
| Polypogon monspeliensis | Annual Beard-grass | 2004 Thamesmeade |
| Polypogon monspeliensis | Annual Beard-grass | 2004 Southease Sussex |
| Polystichum aculeatum | Hard Shield-fern | 2004 Rowthorne Derbyshire |
| Polystichum lonchitis | Holly Fern | 2004 Ingleborough |
| Polystichum setiferum | Soft Shield-fern | 2004 Fens pools Dudley |
| Polytichum juniperinum | Moss | 2004 Lesnes Wds London |
| Populus tremula | Aspen | 2004 Lesnes Wds London |
| Potamogeton berchtoldii | Small Pondweed | 2004 Oare Marsh |
| Potamogeton pectinatus | Fennel Pondweed | 2004 Southease Sussex |
| Potamogeton pusillus | Lesser Pondweed | 2004 Fens pools Dudley |
| Potentilla argentea | Hoary Cinquefoil | 2004 Mersea island Essex |
| Potentilla intermedia | Russian cinquefoil | 2004 Breckland |
| Potentilla palustris | Marsh Cinquefoil | 2004 Derbys/Cheshire |
| Primula elatior | Oxlip | 2004 Cockfield Suffolk |
| Primula farinosa | Birds-eye Primrose | 2004 Ingleborough |
| Primula farinosa | Bird's-eye Primrose | 2004 Forest of Bowland |
| Primula veris | Cowslip | 2004 Lower Wds Gloucs |
| Primula vulgaris | Primrose | 2004 Cockfield Suffolk |
| Primula vulgaris | Primrose | 2004 Lower Wds Gloucs |
| Primula x polyantha | False oxlip | 2004 Lower Wds Gloucs |
| Prunus padus | Bird cherry | 2004 Forest of Bowland |
| Prunus spinosa | Blackthorn | 2004 Lower Wds Gloucs |
| Pteridium aquilinum | Bracken | 2004 Northumberland |
| Puccinellia distans | Reflexed Saltmarsh-grass | 2004 Southease Sussex |
| Puccinellia distans | Reflexed Salt-marsh Grass | 2004 Morayshire |
| Puccinellia maritima | Common Saltmarsh grass | 2004 Northumberland |
| Pyrola minor | Common Wintergreen | 2004 Derbys/Cheshire |
| Pyrola rotundifolia | Round-leaved Wintergreen | 2004 Northumberland |
| Pyrola rotundifolia | Round-leaved Wintergreen | 2004 Windsor Hill |
| Quercus petraea | Sessile Oak | 2004 Mersea island Essex |
| Quercus petraea | Sessile Oak | 2004 Lesnes Wds London |
| Quercus robur | Pedunculate Oak | 2004 Lower Wds Gloucs |
| R. obtusifolius | Broad-leaved Dock | 2004 Morayshire |
| R. sabinii = R. pimpinellifolia x R. mollis | Hybrid Rose | 2004 Derbys/Cheshire |
| R. x armoracioides = R. sylvestris x R. austriaca | Walthamstow yellowcress. | 2004 Derbys/Cheshire |
| R. x hybridus = R. longifolius x R. obtusifolius | Hybrid Dock | 2004 Morayshire |
| Radiola linoides | Allseed | 2004 Morayshire |
| Radiola linoides | Allseed | 2004 Scillies Pogson trip |
| Ranuculus marginatus | St Martin's Buttercup | 2004 Scillies Pogson trip |
| Ranunculus acris | Meadow Buttercup | 2004 Wells Norfolk |
| Ranunculus baudotii | Brackish water Crowfoot | 2004 Mersea island Essex |
| Ranunculus circinatus | Fan-leaved Water crowfoot | 2004 Southease Sussex |
| Ranunculus muricatus | Rough-fruited Buttercup | 2004 Scillies Pogson trip |
| Ranunculus peltatus | Pond water crowfoot | 2004 Morayshire |
| Reseda lutea | Wild Mignonette | 2004 Fens pools Dudley |
| Reseda luteola | Weld | 2004 Fens pools Dudley |
| Rhamnus cathartica | Common Buckthorn | 2004 Ingleborough |
| Rhamnus cathartica | Buckthorn | 2004 Breckland |
| Rheum x hybridum | Rhubarb | 2004 Morayshire |
| Rhinanthus minor | Yellow Rattle | 2004 W'bury Hill Sussex |
| Ribes montanum | Mountain Currant | 2004 Derbys/Cheshire |
| Romulea columnae | Sand Crocus | 2004 Dawlish Warren |
| Rorippa palustris | Marsh Yellowcress | 2004 Northamptonshire |
| Rosa arvensis | Field Rose | 2004 Rowthorne Derbyshire |
| Rosa caesia ssp. vosagiaca | Glaucous Northern dog-rose | 2005 Bradford |
| Rosa 'Hollandica' | Dutch rose | 2005 Bradford |
| Rosa rugosa | Japanese rose | 2004 North Norfolk |
| Rosa x alba | White rose of York | 2004 Derbys/Cheshire |
| Rosa x virginiana | Hybrid Rose | 2004 Derbys/Cheshire |
| Rubus boraeanus | Bramble | 2004 Breckland |
| Rubus cockbumianus | White-stemmed Bramble | 2004 Morayshire |
| Rubus fruticosus | Bramble | 2004 Wells Norfolk |
| Rubus sprengelii | Bramble | 2004 Derbys/Cheshire |
| Rumex acetosella | Sheep's Sorrel | 2004 Rowthorne Derbyshire |
| Rumex cristatus | Greek Dock | 2004 Thamesmeade |
| Rumex longifolius | Northern Dock | 2004 Ingleborough |
| Rumex longifolius | Northern dock | 2004 Morayshire |
| Rumex maritimus | Golden dock | 2004 Northamptonshire |
| Rumex palustris | Marsh Dock | 2004 Northamptonshire |
| Rumex pseudoalpinus | Monk's Rhubarb | 2004 Morayshire |
| Rumex pulcher | Fiddle dock | 2004 Breckland |
| Rumex rupestris | Shore Dock | 2004 Scillies Pogson trip |
| Ruppia cirrhosa | Spiral Tasselweed | 2004 North Norfolk |
| Ruscus aculeatus | Butcher's-broom | 2004 Slapton Ley Devon |
| S. annuus ssp. polycarpos | Annual Knawel | 2004 Breckland |
| Sagina nodosa | Knotted pearlwort | 2004 Northumberland |
| Sagina nodosa | Knotted Pearlwort | 2004 Ingleborough |
| Sagina procumbens | Procumbent Pearlwort | 2004 Northumberland |
| Sagina subulata | Heath Pearlwort | 2004 Rame Head Cornwall |
| Salicomia pusilla | One flowered Glasswort | 2004 Oare Marsh |
| Salicornia | Glassworts | 2004 North Norfolk |
| Salicornia ramosissima | Purple Glasswort | 2004 Oare Marsh |
| Salix babylonica var. peckinensis Tortosa' | Weeping Willow | 2005 Bradford |
| Salix x mollissima var. undulata | Sharp-stipuled Willow | 2005 Bradford |
| Salix x multinervis | Grey x Eared Willow | 2005 Bradford |
| Salsola kali | Prickly Saltwort | 2004 Northumberland |
| Salsola kali ssp. kali | Prickly Saltwort | 2004 North Norfolk |
| Salvia verbenaca | Wild Clary | 2004 Breckland |
| Sambucus nigra | Elderflower | 2004 Lesnes Wds London |
| Sambucus racemosa | Red-berried Elder | 2004 Northumberland |
| Samolus valerandi | Brookweed | 2004 Northumberland |
| Sanguisorba minor | Salad Burnet | 2004 Rowthorne Derbyshire |
| Sanguisorba minor | Salad Burnet | 2004 W'bury Hill Sussex |
| Sanicula europaea | Sanicle | 2004 Rowthorne Derbyshire |
| Saponaria ocymoides | Rock Soapwort | 2004 Morayshire |
| Sarcocornia perennis | Perennial Glasswort | 2004 Oare Marsh |
| Sarcocornia perennis | Perennial Glasswort | 2004 North Norfolk |
| Saxifraga tridactylites | Rue-leaved Saxifrage | 2004 Rowthorne Derbyshire |
| Saxifraga granulata | Meadow Saxifrage | 2004 Mersea island Essex |
| Saxifraga granulata | Meadow Saxifrage | 2004 Forest of Bowland |
| Saxifraga stellaris | Starry Saxifrage | 2004 Northumberland |
| Saxifraga tridactylites | Rue-leaved Saxifrage | 2004 Lesnes Wds London |
| Saxifraga x polita | False London Pride | 2004 Derbys/Cheshire |
| Scandix pecten-veneris | Shepherd's Needle | 2004 Scillies Hawkins trip |
| Schoenus nigricans | Black Bog-rush | 2004 Ingleborough |
| Scirpus tabernaemontani | Grey Club-rush | 2004 Southease Sussex |
| Scleranthus perennis ssp prostratus | Perennial Knawel | 2004 Breckland |
| Scrophalaria scorodonia | Balm-leaved Figwort | 2004 Polbrooke Cornwall |
| Scrophalaria scorodonia var. viridiflora | Balm-leaved Figwort | 2004 Polbrooke Cornwall |
| Scrophularia auriculata | Water Figwort | 2004 Wheatfen |
| Scrophularia peregrina | Nettle-leaved Figwort | 2004 Polbrooke Cornwall |
| Scrophularia umbrosa | Green Figwort | 2004 Wheatfen |
| Scrophularia vernalis | Yellow Figwort | 2004 North Norfolk |
| Scutellaria galericulata | Skullcap | 2004 Slapton Ley Devon |
| Sedum acre | Biting stonecrop | 2004 Rowthorne Derbyshire |
| Sedum acre | Biting Stonecrop | 2004 North Norfolk |
| Sedum acre | Biting Stonecrop | 2004 Derbys/Cheshire |
| Sedum acre | Biting Stonecrop | 2004 Breckland |
| Sedum rupestre | Reflexed Stonecrop | 2004 Breckland |
| Sedum spurium | Caucasian stonecrop | 2004 Morayshire |
| Sedum stellatum | Starry stonecrop | 2004 Windsor Hill |
| Sedum villosum | Hairy Stonecrop | 2004 Ingleborough |
| Selaginella kraussiana | Kraus's Clubmoss | 2004 Scillies Hawkins trip |
| Selaginella selaginoides | Lesser Clubmoss | 2004 Northumberland |
| Sempervivum tectorum | House Leek | 2004 North Norfolk |
| Senecio fluviatilis | Broad-leaved Ragwort | 2004 Windsor Hill |
| Senecio glastifolius | Woad-leaved Ragwort | 2004 Scillies Pogson trip |
| Senecio inaequidens | Narrow-leaved Ragwort | 2004 Thamesmeade |
| Senecio minimus | Shrubby Fireweed | 2004 Scillies Pogson trip |
| Senecio petasites | Velvet Groundsel | 2004 Scillies Pogson trip |
| Serapias parviflora | Small-flowered Tongue orchid | 2004 Rame Head Cornwall |
| Seriphidium maritimum | Sea Wormwood | 2004 Mersea island Essex |
| Sesleria caerulea | Blue Moor-grass | 2004 Ingleborough |
| Sesleria caerulea | Blue Moor-grass | 2004 Forest of Bowland |
| Silene conica | Sand Catchfly | 2004 Breckland |
| Silene nutans | Nottingham Catchfly | 2004 Derbys/Cheshire |
| Silene otites | Spanish Catchfly | 2004 Breckland |
| Silene uniflora | Sea Campion | 2004 North Norfolk |
| Sisymbrium altissimum | Tall Rocket | 2004 Breckland |
| Sisymbrium vulgare | Russian Mustard; | 2004 Derbys/Cheshire |
| Smyrmium olusatrum | Alexanders | 2004 Mersea island Essex |
| Solanum nigrum | Black Nightshade | 2004 Thamesmeade |
| Solanum physalifolium | green nightshade | 2004 Breckland |
| Solarium triflorum | Small Nightshade | 2004 Breckland |
| Solidago virgaurea | Goldenrod | 2004 Derbys/Cheshire |
| Sonchus palustris | Marsh sow-thistle | 2004 Wheatfen |
| Sorbus aucuparia | Rowan | 2004 Lesnes Wds London |
| Sorbus rupicola | Rock Whitebeam | 2004 Derbys/Cheshire |
| Sorbus torminalis | Wild Service Tree | 2004 Lower Wds Gloucs |
| Spergularia marina | Lesser Sea-spurrey | 2004 Morayshire |
| Spergularia marina | Lesser Sea-spurrey | 2004 Derbys/Cheshire |
| Spergularia media | Greater Sea-spurrey | 2004 Northumberland |
| Spergularia media | Greater Sea-spurrey | 2004 Wells Norfolk |
| Stellaria media | Common Chickweed | 2004 Wells Norfolk |
| Stellaria nemorum | Wood Stitchwort | 2004 Forest of Bowland |
| Stellaria pallida | Lesser Chickweed | 2004 Mersea island Essex |
| Suaeda vera | Shrubby Seablite | 2004 Mersea island Essex |
| Suaeda vera | Shrubby Sea-blite | 2004 North Norfolk |
| Symphytum tuberosum | Tuberous Comfrey | 2004 Morayshire |
| Tanacetum macrophyllum | Rayed Tansy | 2004 Morayshire |
| Teesdalia nudicaulis | Shepherd's Cress | 2004 Dawlish Warren |
| Teesdalia nudicaulis | Shepherd's Cress | 2004 Morayshire |
| Teesdalia nudicaulis | Shepherd's-cress | 2004 Breckland |
| Telekia speciosa | Yellow oxeye | 2004 Wheatfen |
| Thymus polytrichus | Wild Thyme | 2004 Southease Sussex |
| Thymus serpyllum | Breckland Thyme | 2004 Breckland |
| Tolmiea menziesii | Pick-a-back Plant | 2004 Polbrooke Cornwall |
| Tolmiea menziesii | Pick-a-back Plant | 2004 W'bury Hill Sussex |
| Tragopogon pratensis ssp. minor | Goatsbeard | 2004 Wells Norfolk |
| Trichophorum cespitosum | Deer-grass | 2004 Ingleborough |
| Trichophorum cespitosum | Deer-grass | 2004 Northumberland |
| Trientalis europaea | Chickweed Wintergreen | 2004 Morayshire |
| Trientalis europaeus | Chickweed Wintergreen | 2004 Forest of Bowland |
| Trifolium dubium | Lesser Trefoil | 2004 Cockfield Suffolk |
| Trifolium glomeratum | Clustered Clover | 2004 Breckland |
| Trifolium medium | Zigzag Clover | 2004 Morayshire |
| Trifolium medium | Zigzag Clover | 2004 Derbys/Cheshire |
| Trifolium micrantha | Slender trefoil | 2004 Cockfield Suffolk |
| Trifolium ornithopodioides | Fenugreek | 2004 Cockfield Suffolk |
| Trifolium ornithopodioides | Bird's-foot Clover | 2004 Rame Head Cornwall |
| Trifolium scabrum | Rough Clover | 2004 Northumberland |
| Trifolium scabrum | Rough Clover | 2004 Breckland |
| Trifolium squamosum | Sea Clover | 2004 Southease Sussex |
| Trifolium striatum | Knotted Clover | 2004 Northumberland |
| Trifolium subterraneum | Subterranean clover | 2004 Dawlish Warren |
| Trifolium suffocatum | Suffocated clover | 2004 Dawlish Warren |
| Triglochin palustris | Marsh Arrow-grass | 2004 Forest of Bowland |
| Triglochin maritimum | Sea arrow-Grass | 2004 Northumberland |
| Triglochin palustre | Marsh Arrow-grass | 2004 Northumberland |
| Triglochin palustre | Marsh Arrow-grass | 2004 Ingleborough |
| Tripleurospermum inodorum | Scentless Mayweed | 2004 Derbys/Cheshire |
| Trisetum flavescens | Yellow Oat-grass | 2004 Wells Norfolk |
| Trollius europaeus | Globeflower | 2004 Forest of Bowland |
| Tsuga heterophylla | Western Hemlock | 2004 Morayshire |
| Ulex minor | Dwarf Gorse | 2004 Northamptonshire |
| Urostachys dalechampsis (Urospermum dalechampii) | No English name | 2004 Scillies Pogson trip |
| Urtica dioica | Stinging nettle | 2004 Lesnes Wds London |
| Urtica dioica | Common Nettle | 2004 Breckland |
| Urtica urens | Small nettle | 2004 Breckland |
| Vaccinium myrtillus | Bilberry | 2004 Northumberland |
| Vaccinium myrtillus | Bilberry | 2004 Ingleborough |
| Vaccinium oxycoccos | Cranberry | 2004 Ingleborough |
| Vaccinium oxycoccos | Cranberry | 2004 Derbys/Cheshire |
| Vaccinium oxycoccos | Cranberry | 2004 Forest of Bowland |
| Valeriana dioica | Marsh valerian | 2004 Forest of Bowland |
| Valerianella carinata | Keeled-fruited Cornsalad | 2004 Dawlish Warren |
| Valerianella locusta | Common Cornsalad | 2004 Cockfield Suffolk |
| Valerianella locusta | Common Cornsalad | 2004 Dawlish Warren |
| Verbascum blattari | Moth Mullein | 2004 Polbrooke Cornwall |
| Verbascum lychnitis | White Mullein | 2004 Fens pools Dudley |
| Verbascum lychnitis | White mullein | 2004 Thamesmeade |
| Verbascum virgatum | Twiggy mullein | 2004 Slapton Ley Devon |
| Verbascum x semi-album V. thapsus x V. nigrum | Hybrid Mullein | 2004 Breckland |
| Veronica agrestis | Green Field-speedwell | 2004 Morayshire |
| Veronica arvensis | Wall Speedwell | 2004 Southease Sussex |
| Veronica arvensis | Wall speedwell | 2004 Breckland |
| Veronica catenata | PinkWater-speedwell | 2004 Northamptonshire |
| Veronica longifolia | Long-leaved Speedwell | 2005 Bradford |
| Veronica longifolia | Garden speedwell | 2004 Morayshire |
| Veronica officinalis | Heath Speedwell | 2004 Northamptonshire |
| Veronica praecox | Breckland Speedwell | 2004 Breckland |
| Veronica verna | Spring Speedwell | 2004 Breckland |
| Vicia hirsuta | Hairy Tare | 2004 Mersea island Essex |
| Vinca minor | Lesser Periwinkle | 2004 Morayshire |
| Viola arvensis | Field Pansy | 2004 Southease Sussex |
| Viola hirta | Hairy Violet | 2004 Ingleborough |
| Viola kitaibeliana | Dwarf Pansy | 2004 Scillies Hawkins trip |
| Viola lutea | Mountain Pansy | 2004 Derbys/Cheshire |
| Viola riviniana | Common Dog-violet | 2004 Ingleborough |
| Viola rupestris | Teesdale Violet | 2004 Ingleborough |
| Viola x contempta V. tricolor x V. arvensis | Hybrid Pansy | 2004 Breckland |
| Viola x wittrockiana | Garden Pansy | 2004 Morayshire |
| Woodwardia radicans | Chain Fern | 2004 Scillies Pogson trip |
| Zostera angustifolia | Narrow-leaved Eel-grass | 2004 Northumberland |
| Zostera noltii | Dwarf Eel-grass | 2004 Northumberland |