![info](/images/icons/cam.png) | Anthyllis vulneraria | GB, VC13 West Sussex, Chichester | Rowland John Burdon | Watson Botanical Exchange Club | 4/6/1902 | SLBI |
![info](/images/icons/cam.png) | Anthyllis vulneraria subsp. vulneraria var. coccinea | GB, VC1 West Cornwall, Newquay | Alfred Loydell | Watson Botanical Exchange Club Harold Stuart Thompson | 23/6/1903 | BIRM |
![info](/images/icons/cam.png) | Anthyllis vulneraria subsp. vulneraria var. coccinea | GB, VC1 West Cornwall, Pentire | Henry Elliott Fox | Watson Botanical Exchange Club Harold Stuart Thompson | 8/1910 | BIRM |
![info](/images/icons/cam.png) | Anthyllis vulneraria subsp. vulneraria var. coccinea | GB, VC2 East Cornwall, Polzeath | Henry Elliott Fox | Watson Botanical Exchange Club Augustin Ley | 8/1910 | BIRM |
![info](/images/icons/cam.png) | Aphanes arvensis | GB, VC6 North Somerset, Keynsham | Harold Stuart Thompson | Watson Botanical Exchange Club Harold Stuart Thompson | 28/5/1922 | SLBI |
![info](/images/icons/cam.png) | Aphanes arvensis | GB, VC13 West Sussex, Lodsworth Cultivated | William Charles Barton | Watson Botanical Exchange Club Harold Stuart Thompson William Charles Barton | 8/1918 | BIRM |
![info](/images/icons/cam.png) | Apium inundatum | IE, VCH38 Co. Down, Kircubbin | Coslett Herbert Waddell | Watson Botanical Exchange Club Harold Stuart Thompson | 1918 | BIRM |
![info](/images/icons/cam.png) | Apium inundatum | IE, VCH38 Co. Down, Kircubbin | Coslett Herbert Waddell | Watson Botanical Exchange Club Harold Stuart Thompson | 1918 | BIRM |
![info](/images/icons/cam.png) | Apium nodiflorum | GB, VC6 North Somerset, Berrow Dunes | Harold Stuart Thompson | Watson Botanical Exchange Club Harold Stuart Thompson | 9/7/1921 | SLBI |
![info](/images/icons/cam.png) | Aponogeton distachyos | GB, VC1 West Cornwall, Tremough | R Gill | The South London Botanical Institute Watson Botanical Exchange Club Harold Stuart Thompson | 8/4/1910 | BIRM |
![info](/images/icons/cam.png) | Aponogeton distachyos | GB, VC6 North Somerset, Englishcombe | James Walter White | Watson Botanical Exchange Club | 30/5/1924 | SLBI |
![info](/images/icons/cam.png) | Arabis hirsuta | GB, VC17 Surrey, Epsom | William Charles Barton | Watson Botanical Exchange Club Charles Edgar Salmon Harold Stuart Thompson William Charles Barton | 6/1916 | BIRM |
![info](/images/icons/cam.png) | Arabis hirsuta | GB, VC17 Surrey, Epsom Cultivated IE, VCH16 West Galway, Dogs Bay | William Charles Barton | Watson Botanical Exchange Club William Charles Barton William Robert Sherrin | 6/1916 | SLBI |
![info](/images/icons/cam.png) | Arabis hirsuta | GB, VC14 East Sussex, Plumpton GB, VC36 Herefordshire, Ledbury Cultivated | Spencer Henry Bickham | Watson Botanical Exchange Club Harold Stuart Thompson Spencer Henry Bickham | 1913 27/5/1916 | BIRM |
![info](/images/icons/cam.png) | Arabis hirsuta | GB, VC14 East Sussex, Plumpton GB, VC36 Herefordshire, Ledbury Cultivated | Charles Edgar Salmon Spencer Henry Bickham | Watson Botanical Exchange Club Spencer Henry Bickham William Robert Sherrin | 1913 27/5/1916 | SLBI |
![info](/images/icons/cam.png) | Arabis hirsuta | GB, VC17 Surrey, Epsom Cultivated IE, VCH16 West Galway, Roundstone,Dog's Bay | William Charles Barton | Watson Botanical Exchange Club William Charles Barton | 8/1918 | SLBI |
+ | Arabis petraea | GB, VC87 West Perthshire | Peter Ewing | Watson Botanical Exchange Club Charles Bailey Peter Ewing | 7/7/1907 | MANCH |
![info](/images/icons/cam.png) | Arabis petraea | GB, Mid-West Perthshire, Beinn Laoigh | Peter Ewing | Watson Botanical Exchange Club Augustin Ley Peter Ewing | 8/1908 | BIRM |
![info](/images/icons/cam.png) | Arabis scabra | GB, VC5 South Somerset, Bridgwater Cultivated | Harold Stuart Thompson | Watson Botanical Exchange Club Harold Stuart Thompson | 8/4/1928 | SLBI |
![info](/images/icons/cam.png) | Arabis scabra | GB, VC34 West Gloucestershire, Avonmouth | Harold Stuart Thompson | Watson Botanical Exchange Club Harold Stuart Thompson | 2/5/1922 | SLBI |
![info](/images/icons/cam.png) | Arbutus alpina | GB, VC97 West Inverness-shire, Ben Chlinaig | William Andrew Shoolbred | Watson Botanical Exchange Club Spencer Henry Bickham William Robert Sherrin | 8/7/1896 | SLBI |
![info](/images/icons/cam.png) | Arctium minus | GB, VC6 North Somerset, Midford | Ida Mary Roper | Watson Botanical Exchange Club William Robert Sherrin | 27/7/1914 | SLBI |
![info](/images/icons/cam.png) | Arctium minus | GB, VC20 Hertfordshire, Gt Wymondley Springs | Joseph Edward Little | Watson Botanical Exchange Club Job Edward Lousley | 22/9/1926 | SLBI |
![info](/images/icons/cam.png) | Arctium minus | GB, VC52 Anglesey, Bodorgan | John Edwards Griffith | Watson Botanical Exchange Club Harold Stuart Thompson | 10/8/1916 | BIRM |
![info](/images/icons/cam.png) | Arctostaphylos alpinus | GB, VC107 East Sutherland, Ben Criam More | Edward Shearburn Marshall | Watson Botanical Exchange Club Edward Shearburn Marshall Harold Stuart Thompson | 11/7/1900 | BIRM |
![info](/images/icons/cam.png) | Arenaria norvegica | GB, VC64 Mid-west Yorkshire, Ribblehead | Charlotte Cotton | Watson Botanical Exchange Club Harold Stuart Thompson T A & C Cotton | 10/6/1899 | BIRM |
![info](/images/icons/cam.png) | Arenaria norvegica | GB, VC108 West Sutherland, Inchnadamph | Edward Shearburn Marshall | Watson Botanical Exchange Club William Robert Sherrin | 14/7/1908 | SLBI |
![info](/images/icons/cam.png) | Arenaria norvegica | GB, VC108 West Sutherland, Inchnadamph | Edward Shearburn Marshall | Watson Botanical Exchange Club Augustin Ley | 14/7/1908 | BIRM |
![info](/images/icons/cam.png) | Arenaria serpyllifolia | GB, VC6 North Somerset, Black Rock Quarry | Harold Stuart Thompson | Watson Botanical Exchange Club Harold Stuart Thompson Job Edward Lousley | 4/7/1930 | SLBI |
![info](/images/icons/cam.png) | Arenaria serpyllifolia var. vicidula | GB, VC6 North Somerset, Burnham | Edward Shearburn Marshall | Watson Botanical Exchange Club Harold Stuart Thompson | 8/6/1916 | BIRM |
![info](/images/icons/cam.png) | Arenaria serpyllifolia | GB, VC6 North Somerset, Burnham-on-sea, sandhills | Harold Stuart Thompson | Watson Botanical Exchange Club Harold Stuart Thompson Job Edward Lousley | 19/6/1930 | SLBI |
![info](/images/icons/cam.png) | Arenaria serpyllifolia | GB, VC6 North Somerset, Cheddar | Harold Stuart Thompson | Watson Botanical Exchange Club Harold Stuart Thompson | 19/9/1931 | SLBI |
![info](/images/icons/cam.png) | Arenaria serpyllifolia | GB, VC6 North Somerset, Cheddar | Harold Stuart Thompson | Watson Botanical Exchange Club Harold Stuart Thompson Job Edward Lousley | 19/9/1931 | SLBI |
![info](/images/icons/cam.png) | Arenaria serpyllifolia var. vicidula | GB, VC6 North Somerset, Purn Hill, Bleadon | Harold Stuart Thompson | Watson Botanical Exchange Club Harold Stuart Thompson | 20/5/1916 | BIRM |
![info](/images/icons/cam.png) | Arenaria serpyllifolia | IE, VCH31 Co. Louth, Omeath | Coslett Herbert Waddell | Watson Botanical Exchange Club Charles Edgar Salmon Edward Shearburn Marshall Harold Stuart Thompson | 7/1916 | BIRM |
![info](/images/icons/cam.png) | Arenaria serpyllifolia subsp. leptoclados | GB, VC6 North Somerset, Berrow | Harold Stuart Thompson | Watson Botanical Exchange Club Harold Stuart Thompson Job Edward Lousley | 16/7/1931 | SLBI |
![info](/images/icons/cam.png) | Arenaria serpyllifolia subsp. leptoclados | GB, VC6 North Somerset, Berrow Dunes | Harold Stuart Thompson | Watson Botanical Exchange Club Harold Stuart Thompson | 7/6/1923 | SLBI |
![info](/images/icons/cam.png) | Arenaria serpyllifolia subsp. leptoclados | GB, VC6 North Somerset, Knowle Hill | Harold Stuart Thompson | Watson Botanical Exchange Club Harold Stuart Thompson | 3/6/1922 | SLBI |
![info](/images/icons/cam.png) | Arenaria serpyllifolia subsp. leptoclados | GB, VC34 West Gloucestershire, Clifton | Harold Stuart Thompson | Watson Botanical Exchange Club Harold Stuart Thompson | 18/8/1931 | BIRM |
![info](/images/icons/cam.png) | Arenaria serpyllifolia subsp. leptoclados | GB, VC34 West Gloucestershire, Clifton | Harold Stuart Thompson | Watson Botanical Exchange Club Harold Stuart Thompson | 18/8/1931 | BIRM |