| + | Populus alba x tremula = P. x canescens | GB, VC14 East Sussex, Lewes | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 14/8/1855 | SLBI | 18/2/2015 |
| + | Salix viminalis x cinerea = S. x holosericea | GB, VC13 West Sussex, Henfield | Joseph Woods | Frederick Townsend | | SLBI | 19/2/2015 |
| + | Salix reticulata | GB, VC88 Mid Perthshire, Ben Chruipen | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 15/8/1835 | SLBI | 22/2/2015 |
| + | Luzula multiflora subsp. congesta | GB, VC11 South Hampshire, Hayling Island | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 12/5/1835 | SLBI | 23/2/2015 |
| + | Salix triandra | GB, VC14 East Sussex, Lewes | Joseph Woods | Frederick Townsend | 15/8/1836 | SLBI | 27/2/2015 |
| + | Luzula campestris | IT, Tivoli | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 7/4/1832 | SLBI | 2/3/2015 |
| + | Luzula campestris | GB, VC14 East Sussex, Ashdown Forest | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 5/1833 | SLBI | 2/3/2015 |
| + | Baldellia ranunculoides | GB, VC14 East Sussex, Lewes | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 11/8/1853 | SLBI | 11/3/2015 |
| + | Baldellia ranunculoides | GB, VC14 East Sussex, Lewes | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 9/9/1853 | SLBI | 17/3/2015 |
| + | Baldellia ranunculoides subsp. repens | FR, Gironde, Aquitaine, La Teste | Joseph Woods | Frederick Townsend | 19/6/1834 | SLBI | 22/3/2015 |
| + | Potamogeton polygonifolius | GB, Ambiguous locality (GB), Woodford | Joseph Woods | | 6/1833 | SLBI | 13/4/2015 |
| + | Potamogeton polygonifolius | GB, VC14 East Sussex, Ashdown Forest | Joseph Woods | | 14/6/1839 | SLBI | 13/4/2015 |
| + | Potamogeton alpinus | GB, VC14 East Sussex, Heathfield | Joseph Woods | Frederick Townsend | 1/8/1833 | SLBI | 17/4/2015 |
| + | Potamogeton alpinus | GB, VC13 West Sussex, Henfield | Joseph Woods | Frederick Townsend | 6/1833 | SLBI | 19/4/2015 |
| + | Potamogeton gramineus | | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 16/7/1843 | SLBI | 20/4/2015 |
| + | Potamogeton perfoliatus | GB, VC14 East Sussex, Hamsey | Joseph Woods | Frederick Townsend | 3/7/1847 | SLBI | 22/4/2015 |
| + | Zostera marina | IE, VCH3 West Cork, Bantry Bay | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 2/7/1855 | SLBI | 24/5/2015 |
| + | Zostera marina | GB, VC1 West Cornwall, Lands End,Whitesand Bay | Joseph Woods | Frederick Townsend | 12/8/1852 | SLBI | 24/5/2015 |
| + | Ruppia rostellata | GB, VC16 West Kent, Gravesend | Joseph Woods | Frederick Townsend | 27/9/1835 | SLBI | 26/5/2015 |
| + | Schoenoplectus lacustris | GB, VC14 East Sussex, Lewes | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 3/7/1845 | SLBI | 2/6/2015 |
| + | Schoenoplectus tabernaemontani | GB, VC14 East Sussex, Newhaven | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 12/9/1853 | SLBI | 6/6/2015 |
| + | Eleocharis quinqueflora | GB, VC14 East Sussex, Kingston | Joseph Woods | Frederick Townsend | 16/8/1841 | SLBI | 9/6/2015 |
| + | Eleogiton fluitans | GB, Ambiguous locality (GB), Woodford | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 6/1833 | SLBI | 12/6/2015 |
| + | Eleogiton fluitans | GB, VC16 West Kent, Erith | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 8/1830 | SLBI | 12/6/2015 |
| + | Eleogiton fluitans | GB, VC16 West Kent, Erith | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 8/1830 | SLBI | 13/6/2015 |
| + | Eleocharis uniglumis | IE, VCH3 West Cork, Glengariff | Joseph Woods | Allan Octavian Hume | 1/7/1853 | SLBI | 15/6/2015 |
| + | Eriophorum vaginatum | GB, VC5,VC6 | Joseph Woods | Frederick Townsend | | SLBI | 16/6/2015 |
| + | Eriophorum gracile | GB, VC65 North-west Yorkshire, Croft | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 22/6/1835 | SLBI | 16/6/2015 |
| + | Blysmus compressus | GB, VC14 East Sussex, Kingston | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 6/8/1845 | SLBI | 16/6/2015 |
| + | Scirpus sylvaticus | GB, VC24 Buckinghamshire, Hambleden | Joseph Woods | Frederick Townsend | 29/6/1839 | SLBI | 16/6/2015 |
| + | Blysmus rufus | IE, VCH34 East Donegal, Brook Hall | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 4/7/1840 | SLBI | 16/6/2015 |
| + | Rhynchospora alba | GB, VC14 East Sussex, Ashdown Forest | Joseph Woods | Frederick Townsend | 18/8/1841 | SLBI | 17/6/2015 |
| + | Eriophorum angustifolium | GB, VC14 East Sussex, Tilgate Forest | Joseph Woods | Frederick Townsend | 3/8/1854 | SLBI | 18/6/2015 |
| + | Rhynchospora alba | GB, VC14 East Sussex, Ashdown Forest | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 12/9/1836 | SLBI | 18/6/2015 |
| + | Scirpus sylvaticus | GB, VC13,VC14 | Joseph Woods | Frederick Townsend | 1/7/1837 | SLBI | 18/6/2015 |
| + | Rhynchospora fusca | GB, VC11 South Hampshire, Ringwood | Joseph Woods | Frederick Townsend | 4/9/1856 | SLBI | 18/6/2015 |
| + | Rhynchospora alba | GB, VC11 South Hampshire, Ringwood | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 4/9/1856 | SLBI | 21/6/2015 |
| + | Schoenus nigricans | GB, VC9 Dorset, Parkstone | Joseph Woods | Frederick Townsend | | SLBI | 21/6/2015 |
| + | Eriophorum angustifolium | GB, VC63 South-west Yorkshire, Thorne Waste | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 17/6/1842 | SLBI | 23/6/2015 |
| + | Eriophorum angustifolium | GB, VC14 East Sussex, Ashdown Forest | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 9/5/1833 | SLBI | 24/6/2015 |
| + | Eriophorum angustifolium | GB, VC66 County Durham, Teesdale,Widdybank | Joseph Woods | Frederick Townsend | 8/7/1835 | SLBI | 28/6/2015 |
| + | Carex pulicaris | GB, VC66 County Durham, Castle Eden | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 25/6/1835 | SLBI | 29/6/2015 |
| + | Carex pulicaris | GB, VC49 Caernarvonshire, Capel Curig | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 8/1832 | SLBI | 29/6/2015 |
| + | Carex diandra | GB, VC20 Hertfordshire, Wormley | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 9/6/1846 | SLBI | 8/7/2015 |
| + | Carex vulpina | GB, VC14 East Sussex, Offham | Joseph Woods | Frederick Townsend | 30/9/1846 | SLBI | 12/7/2015 |
| + | Carex canescens | GB, VC13 West Sussex, Parham | Joseph Woods | Frederick Townsend | 28/5/1852 | SLBI | 27/7/2015 |
| + | Carex elongata | GB, VC16 West Kent, Tonbridge | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 12/5/1846 | SLBI | 28/7/2015 |
| + | Carex canescens | GB, VC13 West Sussex, Amberley Wild Brooks | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 16/5/1835 | SLBI | 31/7/2015 |
| + | Carex bigelowii | GB, VC70 Cumberland, Scafell Pike | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 24/7/1835 | SLBI | 31/7/2015 |
| + | Carex aquatilis | GB, VC20 Hertfordshire, Hertford | Joseph Woods | Frederick Townsend | 9/6/1846 | SLBI | 31/7/2015 |
| + | Carex nigra | GB, VC14 East Sussex, Landport | Joseph Woods | Frederick Townsend | 23/5/1848 | SLBI | 31/7/2015 |
| + | Carex nigra | VCH1, Loch Garra | Joseph Woods | Frederick Townsend | 11/7/1855 | SLBI | 4/8/2015 |
| + | Carex nigra | GB, VC97 West Inverness-shire, Fort William | Joseph Woods | Frederick Townsend | 9/8/1835 | SLBI | 4/8/2015 |
| + | Carex nigra x elata = C. x turfosa | GB, VC14 East Sussex, Wellingham | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 27/5/1848 | SLBI | 4/8/2015 |
| + | Carex nigra | FR, Saint Germain | Joseph Woods | Frederick Townsend | 6/6/1841 | SLBI | 9/8/2015 |
| + | Carex elata | GB, VC65 North-west Yorkshire, Croft | Joseph Woods | Allan Octavian Hume
Frederick Townsend | 22/6/1835 | SLBI | 10/8/2015 |
| + | Carex nigra | GB, VC70 Cumberland, Ullswater | Joseph Woods | Frederick Townsend | 29/7/1835 | SLBI | 12/8/2015 |
| + | Carex nigra | GB, VC14 East Sussex, Fletching | Joseph Woods | Frederick Townsend | 12/6/1847 | SLBI | 12/8/2015 |
| + | Erica tetralix | GB, VC13,VC14 | Joseph Woods | Frederick Townsend | 6/1833 | SLBI | 20/8/2015 |
| + | Clinopodium ascendens | GB, VC9 Dorset, Portland | Joseph Woods | | 16/8/1837 | SLBI | 22/8/2015 |
| + | Rubus naldrettii | GB, VC13,VC14 | Joseph Woods | | | SLBI | 11/12/2015 |
| + | Scrophularia nodosa | GB, VC14 East Sussex, Lewes | Joseph Woods | Frederick Townsend | 8/7/1845 | SLBI | 11/12/2015 |
| + | Orchis anthropophora | GB, VC15,VC16 | Woods | Armand Thielens | 6/1863 | BR | 4/7/2015 |
| + | Scrophularia nodosa | GB, VC61,VC62,VC63,VC64,VC65 | Thomas William Woodhead | | | E | 24/3/2015 |
| + | Lonicera xylosteum | GB, VC13 West Sussex, Amberley Mount | John Ezra Woodhead | Isaac A Helsby | 29/7/1934 | SLBI | 4/11/2012 |
| + | Seriphidium maritimum | GB, VC18 South Essex, Leigh-on-Sea | John Ezra Woodhead | | 20/9/1924 | SLBI | 26/11/2012 |
| + | Doronicum pardalianches | GB, VC18,VC19, Willington | John Ezra Woodhead | Isaac A Helsby | 26/4/1936 | SLBI | 27/11/2012 |
| + | Centaurea aspera | GB, VC113 Channel Islands, Saint Ouen's Bay, Jersey | John Ezra Woodhead | Job Edward Lousley | 25/7/1923 | SLBI | 17/12/2012 |
| + | Lithospermum officinale | GB, VC13 West Sussex, Parham Park | John Ezra Woodhead | Job Edward Lousley | 8/1926 | SLBI | 2/2/2013 |
| + | Salsola kali subsp. tragus | GB, VC21 Middlesex, Yiewsley | John Ezra Woodhead | | 31/7/1938 | SLBI | 30/12/2013 |
| + | Rumex sanguineus | GB, VC17 Surrey, Brook, Witley | John Ezra Woodhead | Isaac A Helsby | | SLBI | 4/1/2014 |
| + | Carex maritima | GB, VC108 West Sutherland, Bettyhill | John Ezra Woodhead | Edward Charles Wallace
Robert MacKechnie | 3/7/1936 | E | 27/10/2015 |
| + | Carex muricata subsp. pairae | GB, VC51 Flintshire, Rhyddlan Castle | John Bland Wood | | 6/1843 | BM | 9/4/2015 |
| + | Serratula tinctoria | GB, VC113 Channel Islands, Bouley Bay, Jersey | Helen Wood | Marjorie Woolley Bostock | 9/1922 | SLBI | 15/12/2012 |
| + | Limonium vulgare | GB, VC3 South Devon, River Teign | Anthony Hurt Wolley Dod | Watson Botanical Exchange Club
Anthony Hurt Wolley Dod
William Robert Sherrin | 16/8/1909 | SLBI | 21/1/2013 |
| + | Euphorbia exserta | GB, VC14 East Sussex, Mayfield | Anthony Hurt Wolley Dod | Watson Botanical Exchange Club | 23/10/1932 | SLBI | 5/1/2014 |
| + | Carex paniculata | GB, VC17 Surrey, Hurtmore Bottom | Anthony Hurt Wolley Dod | Anthony Hurt Wolley Dod | 10/6/1893 | BM | 31/12/2014 |
| + | Carex otrubae x remota = C. x pseudoaxillaris | GB, VC21 Middlesex, Uxbridge | Anthony Hurt Wolley Dod | Anthony Hurt Wolley Dod | 29/5/1892 | BM | 11/1/2015 |
| + | Carex acutiformis | GB, VC20 Hertfordshire, Rickmansworth | Anthony Hurt Wolley Dod | Anthony Hurt Wolley Dod | 16/5/1891 | BM | 8/2/2015 |
| + | Carex disticha | GB, VC20 Hertfordshire, Hitchin | Anthony Hurt Wolley Dod | Anthony Hurt Wolley Dod | 28/6/1892 | BM | 22/2/2015 |
| + | Carex dioica | GB, VC17 Surrey, Brookwood | Anthony Hurt Wolley Dod | Anthony Hurt Wolley Dod | 14/5/1894 | BM | 29/3/2015 |
| + | Carex divisa | GB, VC16 West Kent, Northfleet | Anthony Hurt Wolley Dod | Anthony Hurt Wolley Dod | 7/6/1891 | BM | 25/4/2015 |
| + | Carex hirta | GB, VC58 Cheshire, Bradley Green | Anthony Hurt Wolley Dod | Botanical Exchange Club of The British Isles
Alexander Somerville
Anthony Hurt Wolley Dod | 23/7/1900 | E | 29/10/2015 |
| + | Carex disticha | GB, VC16 West Kent, Darenth | Anthony Hurt Wolley Dod | Alexander Somerville
Anthony Hurt Wolley Dod | 6/5/1894 | E | 7/11/2015 |
| + | Carex divulsa subsp. divulsa | GB, VC6 North Somerset, Bath | Robert Withers | John Thomas Irvine Boswell-Syme
Robert Withers | | BM | 18/1/2015 |
| + | Triglochin palustris | GB, VC17 Surrey, Mitcham Common | R C Wingfield | Croydon Natural History and Scientific Society | 1958 | SLBI | 15/3/2015 |
| + | Potamogeton pusillus | GB, VC17 Surrey, Mitcham | R C Wingfield | Croydon Natural History and Scientific Society | 1958 | SLBI | 22/4/2015 |
| + | Centaurium littorale | GB, VC68 North Northumberland, Holy Island | Nathaniel John Winch | Croydon Natural History and Scientific Society
John Joseph Bennett
Robert Russell Hutchinson | 1830 | SLBI | 21/1/2013 |
| + | Sagina subulata | GB, VC67,VC68 | Nathaniel John Winch | Croydon Natural History and Scientific Society
John Joseph Bennett
Robert Russell Hutchinson | 1829 | SLBI | 22/1/2013 |
| + | Carex dioica | GB, VC66 County Durham
GB, VC67,VC68 | Nathaniel John Winch | | | BM | 24/2/2015 |
| + | Carex laevigata | GB, VC72 Dumfriesshire, Moffat | Nathaniel John Winch | Francis Boott | 1835 | E | 14/5/2016 |
| + | Phalaris arundinacea | GB, VC36 Herefordshire, Breinton | T Wiltshire | | 5/7/1928 | K | 26/6/2014 |
| + | Carex acutiformis | GB, VC21 Middlesex, Buckingham Palace | Elinor Wiltshire | | 9/6/1995 | BM | 3/5/2015 |
| + | Veronica chamaedrys | GB, VC92 South Aberdeenshire, Clova | William Wilson of Battlehillock | William Wilson of Battlehillock | 12/7/1917 | K | 5/3/2014 |
| + | Mentha arvensis x spicata = M. x gracilis | GB, VC59 South Lancashire, Warrington | William Wilson | William Jackson Hooker | 1831 | K | 6/9/2014 |
| + | Phyteuma orbiculare | | William Wilson | Alexander Irvine | | MANCH | 29/11/2014 |
| + | Carex ovalis | GB, VC59,VC60 | William Wilson | George Reginald Allen Short
John Carey | | BM | 10/4/2015 |
| + | Carex diandra | GB, VC58 Cheshire, Newchurch Bog | William Wilson | | 6/1842 | E | 6/11/2015 |
| + | Orobanche elatior | GB, VC20 Hertfordshire, Barley | May Wilson | Watson Botanical Exchange Club
Job Edward Lousley
Joseph Edward Little | 8/7/1929 | SLBI | 20/3/2013 |
| + | Stachys alpina | GB, VC50 Denbighshire, Cerrig-y-Druidion | Albert Wilson | Botanical Exchange Club of The British Isles
J Fraser | 1/8/1927 | K | 4/10/2014 |
| + | Stachys alpina | GB, VC50 Denbighshire, Cerrig-y-Druidion | Albert Wilson | | 3/8/1936 | K | 5/10/2014 |
| + | Carex riparia | GB, VC60 West Lancashire, Lancaster | Albert Wilson | | 6/1883 | BM | 3/2/2015 |
| + | Eleocharis acicularis | GB, VC69 Westmorland, Knipe Moor | Albert Wilson | Botanical Exchange Club of The British Isles
Job Edward Lousley | 27/6/1934 | SLBI | 29/5/2015 |
| + | Carex panicea | GB, VC95 Moray, Aviemore | A F Wilson | | 6/1963 | E | 2/5/2016 |
| + | Thymus praecox subsp. arcticus | GB, VC83 Midlothian, Edinburgh | Wilson | Shrewsbury Public Library | | K | 5/9/2014 |
| + | Carex laevigata | GB, VC49 Caernarvonshire, Bangor | Wilson | Royal Botanic Gardens, Kew | | E | 5/5/2016 |
| + | Carex diandra | GB, VC69 Westmorland, Killington | Alfred James Wilmott | | | BM | 23/12/2014 |
| + | Carex paniculata | IE, VCH2 North Kerry, Muckross | Alfred James Wilmott | | | BM | 26/12/2014 |
| + | Carex otrubae | GB, VC31 Huntingdonshire, Monks Wood | Alfred James Wilmott | | | BM | 29/12/2014 |
| + | Carex paniculata | IE, VCH2 North Kerry, Muckross | Alfred James Wilmott | | | BM | 29/12/2014 |
| + | Carex paniculata | IE, VCH2 North Kerry, Muckross | Alfred James Wilmott | | | BM | 30/12/2014 |
| + | Carex paniculata | IE, VCH2 North Kerry, Muckross | Alfred James Wilmott | | | BM | 30/12/2014 |
| + | Carex ovalis | GB, VC110 Outer Hebrides, Berneray | Alfred James Wilmott | | 4/8/1939 | BM | 31/1/2015 |
| + | Carex echinata | GB, VC110 Outer Hebrides, Brenish | Alfred James Wilmott | | 19/7/1939 | BM | 3/2/2015 |
| + | Carex canescens | GB, VC96 East Inverness-shire, Glen Affric | Alfred James Wilmott | | 13/7/1947 | BM | 8/2/2015 |
| + | Carex maritima | GB, VC90 Angus, Usan | Alfred James Wilmott | | 16/6/1924 | BM | 9/2/2015 |
| + | Carex disticha | GB, VC66 County Durham, Butterby Marsh | Alfred James Wilmott | | 7/7/1948 | BM | 12/2/2015 |
| + | Carex dioica | GB, VC110 Outer Hebrides, Loch Langavat | Alfred James Wilmott | | 11/7/1937 | BM | 22/2/2015 |
| + | Carex remota | GB, VC88 Mid Perthshire, Pitlochry | Alfred James Wilmott | | 27/6/1924 | BM | 9/3/2015 |
| + | Carex acutiformis | GB, VC17 Surrey, Frensham | Alfred James Wilmott | | 30/5/1947 | BM | 29/3/2015 |
| + | Carex echinata | GB, VC70 Cumberland, Cross Fell | Alfred James Wilmott | | 10/7/1921 | BM | 29/3/2015 |
| + | Carex dioica | GB, VC110 Outer Hebrides, Eaval | Alfred James Wilmott | | 7/7/1937 | BM | 29/3/2015 |
| + | Carex canescens | GB, VC96 East Inverness-shire, Glen Affric | Alfred James Wilmott | | 13/7/1947 | BM | 29/3/2015 |
| + | Carex ovalis | GB, VC110 Outer Hebrides, Loch an Ail | Alfred James Wilmott | | 20/7/1938 | BM | 30/3/2015 |
| + | Carex remota | GB, VC88 Mid Perthshire, Edradynate | Alfred James Wilmott | | 18/7/1937 | BM | 31/3/2015 |
| + | Carex echinata | GB, VC110 Outer Hebrides, Loch Langavat | Alfred James Wilmott | | 11/7/1937 | BM | 31/3/2015 |
| + | Carex hirta | GB, VC42 Breconshire, Trecastle | Alfred James Wilmott | | 20/6/1939 | BM | 31/3/2015 |
| + | Carex arenaria | GB, VC110 Outer Hebrides, Berneray | Alfred James Wilmott | | 4/8/1939 | BM | 1/4/2015 |
| + | Carex dioica | GB, VC110 Outer Hebrides, Loch Langavat | Alfred James Wilmott | | 6/8/1939 | BM | 9/4/2015 |
| + | Carex ovalis | GB, VC37 Worcestershire, British Camp, Malvern | Alfred James Wilmott | | 25/5/1947 | BM | 11/4/2015 |
| + | Carex dioica | GB, VC110 Outer Hebrides, Dubh Loch | Alfred James Wilmott | Maybud Sherwood Campbell | 26/7/1939 | BM | 16/4/2015 |
| + | Carex dioica | GB, VC110 Outer Hebrides, Loch Geumasgairbhe | Alfred James Wilmott | Maybud Sherwood Campbell | 2/8/1939 | BM | 16/4/2015 |
| + | Carex remota | GB, VC20,VC24,VC30, Whipsnade | Alfred James Wilmott | | 20/6/1942 | BM | 20/4/2015 |
| + | Carex dioica | GB, VC105 West Ross & Cromarty, Diabaig | Alfred James Wilmott | | 10/7/1936 | BM | 22/4/2015 |
| + | Carex dioica | GB, VC110 Outer Hebrides, Clisham | Alfred James Wilmott | Maybud Sherwood Campbell | 5/8/1939 | BM | 25/4/2015 |
| + | Carex maritima | GB, VC90 Angus, Mains of Usan | Alfred James Wilmott | | 16/6/1924 | BM | 28/4/2015 |
| + | Carex ovalis | GB, VC110 Outer Hebrides, Callanish | Alfred James Wilmott | | 13/7/1937 | BM | 1/5/2015 |
| + | Potamogeton coloratus x berchtoldii = P. x lanceolatus | IE, VCH9 Co. Clare, Caher River | Alfred James Wilmott | | 18/6/1925 | E | 26/9/2015 |
| + | Phlomis | Cultivated | Ellen Ann Willmott | G W Robinson | | K | 4/10/2014 |
| + | Phlomis | Cultivated | Ellen Ann Willmott | G W Robinson | | K | 7/10/2014 |
| + | Carex remota | GB, VC22 Berkshire, Wallingford | H G Willis | J W Ewing | 1837 | BM | 5/5/2015 |
| + | Achillea millefolium | GB, VC57 Derbyshire, Middleton | Willington | | 1910 | MANCH | 20/11/2014 |
| + | Plantago lanceolata | GB, VC22 Berkshire, Burghfield Common | Leonard H Williams | | 20/7/1957 | K | 23/5/2014 |
| + | Galeopsis versicolor | GB, VC48 Merionethshire, Dolgellau | Leonard H Williams | Clifford Charles Townsend | 9/7/1948 | K | 28/9/2014 |
| + | Euphrasia micrantha | GB, VC23 Oxfordshire, Chinnor | Iolo Aneurin Williams | Watson Botanical Exchange Club | 11/9/1926 | SLBI | 29/3/2013 |
| + | Chenopodium rubrum | GB, VC17 Surrey, Peasmarsh | Iolo Aneurin Williams | Watson Botanical Exchange Club
Job Edward Lousley | 18/9/1926 | SLBI | 3/12/2013 |
| + | Chenopodium rubrum | GB, VC17 Surrey, Peasmarsh | Iolo Aneurin Williams | Watson Botanical Exchange Club | 18/9/1926 | SLBI | 4/12/2013 |
| + | Carex ovalis | GB, VC17 Surrey, Milford | Iolo Aneurin Williams | Charles Edgar Salmon | 22/6/1925 | BM | 6/2/2015 |
| + | Potamogeton polygonifolius | GB, VC17 Surrey, Thursley | Iolo Aneurin Williams | Watson Botanical Exchange Club | 27/6/1925 | SLBI | 10/4/2015 |
| + | Potamogeton polygonifolius | GB, VC17 Surrey, Thursley | Iolo Aneurin Williams | Watson Botanical Exchange Club | 11/1924 | SLBI | 12/4/2015 |
| + | Potamogeton natans | GB, VC110 Outer Hebrides, Loch Druidibeg | Iolo Aneurin Williams | The British Museum | 20/6/1958 | E | 13/5/2015 |
| + | Potamogeton gramineus | GB, VC108 West Sutherland, Loch Caladail | Iolo Aneurin Williams | The British Museum | 4/9/1955 | E | 25/9/2015 |
| + | Carex remota | GB, VC61 South-east Yorkshire, Birkhill Wood | Dorothy A Williams | University College of Hull | 16/6/1952 | BM | 9/3/2015 |
| + | Thymus serpyllum | GB, VC44 Carmarthenshire, Burry Port | Barbara A G Williams | | 8/9/1958 | ABS | 10/11/2014 |
| + | Butomus umbellatus | GB, VC63,VC64, Kirkstall | William Henry Wilkinson | | 1837 | E | 9/4/2015 |
| + | Carex disticha | GB, VC64 Mid-west Yorkshire, Askham Bog | Henry John Wilkinson | Herbert William Pugsley | 1883 | BM | 6/2/2015 |
| + | Carex remota | GB, VC62 North-east Yorkshire, Castle Howard | Henry John Wilkinson | Herbert William Pugsley | 7/1883 | BM | 1/3/2015 |
| + | Carex divulsa subsp. divulsa | GB, VC37 Worcestershire, Malvern | Hannah Elizabeth Wilkinson | Eric Frederic Drabble
Hilda Lake Drabble | | BM | 7/1/2015 |
| + | Linaria vulgaris | GB, VC49 Caernarvonshire, Aberdaron | June Wilding | June Wilding | 31/8/1961 | ABS | 9/11/2014 |
| + | Chenopodium hybridum | GB, VC17 Surrey, Godalming | Constance L Wilde | London Natural History Society
Edmund Browne Bishop | 25/8/1925 | SLBI | 30/11/2013 |
| + | Euphorbia platyphyllos | GB, VC9 Dorset, Saint Aldhelm's Head | Constance L Wilde | London Natural History Society
Edmund Browne Bishop | 6/7/1923 | SLBI | 6/1/2014 |
| + | Stachys officinalis | GB, VC66 County Durham, Teesdale | Constance L Wilde | Benjamin Thompson Lowne jnr | 24/7/1919 | K | 12/10/2014 |
| + | Carex rostrata | GB, VC90 Angus, Clova Mountains | Robert Wight | William Hunter Campbell | 1834 | E | 3/11/2015 |
| + | Carex hirta | GB, VC20 Hertfordshire, Potters Bar | J P Widgery | | 31/5/1970 | BM | 10/3/2015 |
| + | Scutellaria galericulata x minor = S. x hybrida | GB, VC14 East Sussex, Horsted Keynes | William Whitwell | Allan Octavian Hume | 2/8/1900 | SLBI | 19/4/2013 |
| + | Carex remota | GB, VC14 East Sussex, Horsted Keynes | William Whitwell | Arthur Bennett
Charles Edgar Salmon | 4/8/1900 | BM | 7/4/2015 |
| + | Carex disticha | GB, VC38 Warwickshire, Darley | William Whitwell | James Groves
William Whitwell | 9/7/1908 | BM | 6/5/2015 |
| + | Carex nigra | GB, VC64 Mid-west Yorkshire, Skipton | William Whitwell | William Whitwell
William Hadden Beeby | 7/6/1884 | SLBI | 14/8/2015 |
| + | Scutellaria minor | GB, VC17 Surrey, General's Pond | S J Whitten | | 13/10/1949 | K | 5/7/2014 |
| + | Dactylis glomerata | GB, VC21 Middlesex, Newgate | James Whittaker | | 19/5/1953 | K | 29/6/2014 |
| + | Veronica chamaedrys | IE, VCH40 Co. Londonderry, Mount Benevenagh | Marian Muriel Whiting | | 26/6/1930 | K | 1/3/2014 |
| + | Plantago media | GB, VC57 Derbyshire, Cheedale | Marian Muriel Whiting | | 3/8/1954 | K | 19/3/2014 |
| + | Plantago maritima | GB, VC74 Wigtownshire, Port Logan Bay | Marian Muriel Whiting | | 12/7/1939 | K | 19/3/2014 |
| + | Plantago maritima | IE, VCH40 Co. Londonderry, Mount Benevenagh | Marian Muriel Whiting | | 26/6/1930 | K | 13/4/2014 |
| + | Veronica chamaedrys | IE, VCH39 Co. Antrim, Antrim | Marian Muriel Whiting | | 18/6/1930 | K | 27/4/2014 |
| + | Plantago maritima | GB, VC25 East Suffolk, Walberswick | Marian Muriel Whiting | | 2/7/1949 | K | 27/4/2014 |
| + | Veronica beccabunga | GB, VC22 Berkshire, Sunningdale | Marian Muriel Whiting | | 8/6/1934 | K | 30/4/2014 |
| + | Ajuga reptans | IE, VCH40 Co. Londonderry, Mount Benevenagh | Marian Muriel Whiting | | 26/6/1930 | K | 14/6/2014 |
| + | Ajuga reptans | IE, VCH40 Co. Londonderry, Mount Benevenagh | Marian Muriel Whiting | | 26/6/1930 | K | 24/6/2014 |
| + | Plantago lanceolata | IE, VCH5 East Cork, Cork Harbour | Marian Muriel Whiting | | 7/9/1965 | K | 5/7/2014 |
| + | Ajuga reptans | GB, VC9 Dorset, Kingston | Marian Muriel Whiting | | 24/6/1953 | K | 11/8/2014 |
| + | Mentha spicata x suaveolens = M. x villosa var. alopecuroides | GB, VC25 East Suffolk, Westleton | Marian Muriel Whiting | | 26/8/1953 | K | 26/8/2014 |
| + | Mentha spicata x suaveolens = M. x villosa var. alopecuroides | GB, VC25 East Suffolk, Westleton | Marian Muriel Whiting | | 26/8/1953 | K | 26/8/2014 |
| + | Mentha aquatica | GB, VC54 North Lincolnshire, Scunthorpe | Marian Muriel Whiting | | 19/8/1950 | K | 9/9/2014 |
| + | Stachys officinalis | GB, VC73 Kirkcudbrightshire, Creetown | Marian Muriel Whiting | | 5/7/1939 | K | 11/10/2014 |
| + | Ballota nigra | GB, VC25 East Suffolk, Walberswick | Marian Muriel Whiting | | 2/7/1949 | K | 20/3/2015 |
| + | Glechoma hederacea | IE, VCH39 Co. Antrim, Shanes Castle | Marian Muriel Whiting | | 19/6/1920 | K | 29/11/2015 |
| + | Glechoma hederacea | GB, VC17 Surrey, Bagshot | Marian Muriel Whiting | | 5/1941 to 6/1941 | K | 2/12/2015 |
| + | Carex divulsa | GB, VC3 South Devon, Torquay | John Whitehead | | 7/1877 | BM | 1/4/2015 |
| + | Carex lachenalii | GB, VC92 South Aberdeenshire, Lochnagar | John Whitehead | Anthony Hurt Wolley Dod
James Henry Augustus Steuart
John Whitehead | 7/1876 | BM | 13/4/2015 |
| + | Valerianella dentata | GB, VC6 North Somerset, Lansdown | James Walter White | Job Edward Lousley | 21/6/1914 | SLBI | 9/11/2012 |
| + | Galium spurium var. echinospermum | GB, VC34 West Gloucestershire, Bristol | James Walter White | Watson Botanical Exchange Club | 14/7/1904 | SLBI | 29/11/2012 |
| + | Valeriana officinalis | GB, VC6 North Somerset, Leigh Woods | James Walter White | Watson Botanical Exchange Club | 28/6/1924 | SLBI | 4/12/2012 |
| + | Bidens tripartita | GB, VC6 North Somerset, Nailsea | James Walter White | Botanical Exchange Club of The British Isles
Job Edward Lousley | 23/8/1929 | SLBI | 5/12/2012 |
| + | Senecio vulgaris | GB, VC34 West Gloucestershire, Avonmouth | James Walter White | James Walter White | 20/8/1929 | SLBI | 5/12/2012 |
| + | Senecio vulgaris | GB, VC6 North Somerset, Portishead | James Walter White | Watson Botanical Exchange Club
Allan Octavian Hume | 30/5/1904 | SLBI | 6/12/2012 |
| + | Anthemis cotula | GB, VC2 East Cornwall, Mevagissey | James Walter White | Job Edward Lousley | 2/9/1897 | SLBI | 7/12/2012 |
| + | Senecio vulgaris | GB, VC6 North Somerset, Portishead | James Walter White | Watson Botanical Exchange Club
William Robert Sherrin | 26/5/1905 | SLBI | 7/12/2012 |
| + | Viola canina | GB, VC34 West Gloucestershire, Siston | James Walter White | Augustin Ley | 22/8/1896 | BIRM | 10/12/2012 |
| + | Juncus articulatus | GB, VC6 North Somerset, Berrow | James Walter White | Botanical Exchange Club of The British Isles
Arthur Bennett
James Walter White
William Hadden Beeby | 18/8/1884 | SLBI | 17/1/2013 |
