| + | Acaena anserinifolia | GB, VC61 South-east Yorkshire, Skipwith Common | M Hildred Bigwood | | 6/1983 | ABS | 1/3/2009 |
| + | Acanthus mollis | GB, VC1 West Cornwall, Treath, Manaccan | Robert Nicholls
William Booth Waterfall | Augustin Ley | 11/7/1878 to 12/8/1878 | BIRM | 11/11/2008 |
| + | Acer campestre | GB, VC6 North Somerset, Brislington | | William Hunt Painter | 6/1881 | ABS | 5/1/2008 |
| + | Acer campestre | GB, VC6 North Somerset, Pill | Harold Stuart Thompson | Harold Stuart Thompson | 31/5/1916 | BIRM | 22/11/2008 |
| + | Acer campestre | GB, VC34 West Gloucestershire, Westbury on Trym | Harold Stuart Thompson | Harold Stuart Thompson | 14/7/1916 | BIRM | 22/11/2008 |
| + | Acer campestre | GB, VC10 Isle of Wight, Newport | Herbert Mann Livens | F S Bennett | 5/1906 | BON | 5/7/2010 |
| + | Acer pseudoplatanus | GB, VC29 Cambridgeshire, Grantchester | Richard Henry Yapp | | 11/5/1898 | ABS | 6/8/2008 |
| + | Acer pseudoplatanus | GB, VC37 Worcestershire, Ribbesford Woods | | Langley Kitching | 11/5/1898 | BIRM | 20/11/2008 |
| + | Acer pseudoplatanus | GB, VC36 Herefordshire, Hoarwithy | Augustin Ley | Augustin Ley | 3/5/1898 | BIRM | 5/2/2009 |
| + | Acer pseudoplatanus | GB, VC22 Berkshire, Windsor Great Park | | Augustin Ley | 17/5/1899 | BIRM | 3/3/2009 |
| + | Acer pseudoplatanus | GB, VC64 Mid-west Yorkshire, Ilkley | William West | George Stephen West
William West | 7/1883 | BIRM | 9/3/2009 |
| + | Achillea distans | GB, VC57 Derbyshire, Cromford | J Hardy | Charles Bailey
William Lowndes Notcutt | 24/7/1863 | MANCH | 9/3/2007 |
| + | Achillea millefolium | GB, VC55 Leicestershire, Snarestone | Susan Amis | | 26/6/1962 | MANCH | 4/2/2007 |
| + | Achillea millefolium | GB, VC69 Westmorland, Lower Claife | John Harbord Lewis | Charles Bailey
John Harbord Lewis | 2/8/1880 | MANCH | 4/2/2007 |
| + | Achillea millefolium | GB, VC66 County Durham, Upper Teesdale | H Marchant | H Marchant | 28/8/1968 | MANCH | 9/2/2007 |
| + | Achillea millefolium | GB, VC112 Shetland, Sandwick | George Claridge Druce | George Claridge Druce | 7/1920
7/1930 | MANCH | 16/2/2007 |
| + | Achillea millefolium | GB, VC80 Roxburghshire, Melrose | Charles Bailey | Charles Bailey | 12/7/1894 | MANCH | 21/2/2007 |
| + | Achillea millefolium | GB, VC59 South Lancashire, Waterloo | John Harbord Lewis | Charles Bailey
John Harbord Lewis | 12/7/1873 | MANCH | 7/3/2007 |
| + | Achillea millefolium | GB, VC70 Cumberland, Borrowdale | Charles Bailey | Charles Bailey | 19/9/1882 | MANCH | 22/7/2007 |
| + | Achillea millefolium | GB, VC42 Breconshire, Brecon | Clara Fryer | Alfred Fryer
Charles Bailey | 7/7/1884 | MANCH | 25/11/2007 |
| + | Achillea millefolium | GB, VC42 Breconshire, Brecon | Clara Fryer | Alfred Fryer
Charles Bailey | 1/9/1884 | MANCH | 25/11/2007 |
| + | Achillea millefolium | GB, VC22 Berkshire, Padworth | | Chenevix-Trench | 1895 | MANCH | 8/12/2007 |
| + | Achillea millefolium | GB, VC44 Carmarthenshire, Sugar Loaf | Charles Bailey | Charles Bailey | 9/10/1890 | MANCH | 8/12/2007 |
| + | Achillea millefolium | GB, VC42 Breconshire, Brecon | Clara Fryer | Alfred Fryer
Charles Bailey | 5/7/1884 | MANCH | 16/12/2007 |
| + | Achillea millefolium | GB, VC41 Glamorganshire, Rhymney Valley | Marjorie Janet Brown | | 2/8/1959 | ABS | 7/8/2008 |
| + | Achillea millefolium | GB, VC44 Carmarthenshire, Llanelly | R Anthony Jenkins | | 16/8/1961 | ABS | 8/9/2008 |
| + | Achillea millefolium | GB, VC45 Pembrokeshire, Freshwater East | J H Croft | | 15/7/1959 | ABS | 13/9/2008 |
| + | Achillea millefolium | GB, VC41 Glamorganshire, Maesteg | Ann M Hodges | | 13/7/1959 | ABS | 17/9/2008 |
| + | Achillea nobilis | GB, VC79 Selkirkshire, Gala | Andrew Brotherston | Charles Bailey | 8/1875 | MANCH | 5/2/2007 |
| + | Achillea nobilis | GB, VC34 West Gloucestershire, Kingswood | James Walter White | Botanical Exchange Club of The British Isles
Charles Bailey
James Walter White | 8/7/1885 | MANCH | 23/2/2007 |
| + | Achillea nobilis | GB, VC34 West Gloucestershire, Kingswood | James Walter White | Botanical Exchange Club of The British Isles
Charles Bailey | 11/9/1864 | MANCH | 26/2/2007 |
| + | Achillea nobilis | GB, VC34 West Gloucestershire, Kingswood | James Walter White | Botanical Exchange Club of The British Isles
Charles Bailey
James Walter White | 14/8/1888 | MANCH | 16/12/2007 |
| + | Achillea ptarmica | GB, VC38,VC55, Burbage | | Charles Bailey
Frederick Thompson Mott
Thomas Thorp | 20/7/1881 | MANCH | 7/2/2007 |
| + | Achillea ptarmica | GB, VC58 Cheshire, Mobberley | Charles Bailey | Charles Bailey | 28/7/1883 | MANCH | 11/2/2007 |
| + | Achillea ptarmica | GB, VC98 Argyllshire, Inveroran Hotel | Edward Shearburn Marshall | Charles Bailey
Edward Shearburn Marshall | 1/8/1893 | MANCH | 13/2/2007 |
| + | Achillea ptarmica | GB, VC43 Radnorshire, Llandrindod | William Henry Purchas | Botanical Exchange Club of The British Isles
Elizabeth Anne Lomax | 28/8/1890 | MANCH | 19/2/2007 |
| + | Achillea ptarmica | GB, VC59 South Lancashire, Whalley Range | Charles Bailey | Charles Bailey | 4/9/1886 | MANCH | 25/2/2007 |
| + | Achillea ptarmica | GB, VC59 South Lancashire, Whalley Range | Charles Bailey | Charles Bailey | 4/9/1886 | MANCH | 25/2/2007 |
| + | Achillea ptarmica | GB, VC21 Middlesex, Harrow Weald Common | Eyre Champion de Crespigny | Charles Bailey
Eyre Champion de Crespigny | 1882 | MANCH | 25/2/2007 |
| + | Achillea ptarmica | GB, VC57 Derbyshire, Repton | Haffer | William Hunt Painter | 7/1879 | MANCH | 1/3/2007 |
| + | Achillea ptarmica | GB, VC58 Cheshire, Knutsford | R Harvey | R Harvey | 22/8/1863 | MANCH | 2/3/2007 |
| + | Achillea ptarmica | GB, VC58 Cheshire, Alderley Edge | A G Waters | Charles Bailey | 26/7/1875 | MANCH | 2/4/2007 |
| + | Achillea ptarmica | GB, VC29 Cambridgeshire, Sutton | Alfred Fryer | Alfred Fryer
Charles Bailey | 1879 | MANCH | 24/11/2007 |
| + | Achillea ptarmica | GB, VC55 Leicestershire, Charnwood Forest | | Charles Bailey
Frederick Thompson Mott
Thomas Thorp | | MANCH | 25/11/2007 |
| + | Achillea ptarmica | GB, VC49 Caernarvonshire, Nevin | Charles Bailey | Charles Bailey | 12/9/1888 | MANCH | 22/12/2007 |
| + | Achillea ptarmica | GB, VC11 South Hampshire, Southampton, Botany Bay | | Charles Bailey
William Lowndes Notcutt | 1842 | MANCH | 22/12/2007 |
| + | Achillea ptarmica | GB, VC11 South Hampshire, Dean Hill | | Charles Bailey
William Lowndes Notcutt | 1843 | MANCH | 22/12/2007 |
| + | Aconitum napellus | GB, VC5 South Somerset, Croford near Milverton | William Robert Crotch | Charles Bailey
William Lowndes Notcutt | | MANCH | 14/10/2006 |
| + | Aconitum napellus | GB, VC40 Shropshire, Ledwyche Brook | | Chenevix-Trench | 1892 | MANCH | 15/10/2006 |
| + | Aconitum napellus | GB, VC36 Herefordshire, Hentland | Henry Southall | Manchester Free Reference Library
John Windsor | 6/1865 | MANCH | 16/10/2006 |
| + | Aconitum napellus | GB, VC58 Cheshire, Little Budworth | W Horton-Smith | Manchester Museum | 17/7/1918 | MANCH | 13/11/2006 |
| + | Aconitum napellus | GB, VC11 South Hampshire, Kingston | | Charles Bailey
John Harbord Lewis | | MANCH | 5/1/2007 |
| + | Aconitum napellus | GB, VC40 Shropshire, Wrentnall | | | 1891 | SHYB | 9/9/2007 |
| + | Aconitum napellus | GB, VC5 South Somerset, Milverton | Thomas Clark | Harold Stuart Thompson
Thomas Clark | 8/9/1835 | BIRM | 28/5/2009 |
| + | Aconitum napellus | GB, VC34 West Gloucestershire, Tidenham | William Robert Price | William Robert Price | 6/6/1930 | GLR | 2/10/2010 |
| + | Acorus calamus | GB, VC18 South Essex, Epping | D A J Little | | 15/6/1947 | ABS | 16/2/2008 |
| + | Acorus calamus | GB, VC19 North Essex, Fyfield | Douglas Montague Heath | Douglas Montague Heath | 9/7/1924 | BIRM | 29/10/2008 |
| + | Acorus calamus | GB, VC17 Surrey, Barnes Common | Henry Groves
James Groves | Botanical Exchange Club of The British Isles
Augustin Ley
Henry & James Groves | 1/6/1873 | BIRM | 30/10/2008 |
| + | Acorus calamus | GB, VC39 Staffordshire, Tong | Harold Stuart Thompson | Harold Stuart Thompson | 4/6/1902 | BIRM | 23/11/2008 |
| + | Acorus calamus | GB, VC36 Herefordshire, Eastnor Castle | Augustin Ley | Augustin Ley | 23/4/1883 | BIRM | 27/12/2008 |
| + | Acorus calamus | GB, VC12 North Hampshire, Basingstoke | Frederick Yorke Brocas
John Gilbert Baker | George Stephen West | 7/1851 | BIRM | 27/12/2008 |
| + | Acorus calamus | GB, VC37 Worcestershire, Harvington | | Langley Kitching | 7/1899 | BIRM | 28/12/2008 |
| + | Acorus calamus | GB, VC17 Surrey, Barnes Common | J Browne | George Stephen West
John William Burton | 1875 | BIRM | 10/3/2009 |
| + | Actaea spicata | GB, VC62 North-east Yorkshire, Malton | Matthew B Slater | | 6/1888 | MANCH | 14/10/2006 |
| + | Actaea spicata | GB, VC62 North-east Yorkshire, Castle Howard | Henry Ibbotson | Charles Bailey
William Groves Perry
William Lowndes Notcutt | 6/1842 | MANCH | 18/10/2006 |
| + | Actaea spicata | GB, VC64 Mid-west Yorkshire, Ribblehead | John Norton Mills | John Norton Mills | 24/6/1947 | MANCH | 25/10/2006 |
| + | Actaea spicata | GB, VC62 North-east Yorkshire, Castle Howard | Henry Ibbotson | Charles Bailey
John Hardy | 6/1849 | MANCH | 2/11/2006 |
| + | Actaea spicata | GB, VC64 Mid-west Yorkshire, Thorpe Arch | | Manchester Museum
Charles Bailey
John Wilson Rimington
Spencer Henry Bickham | 5/1876 | MANCH | 23/1/2007 |
| + | Actaea spicata | GB, VC59 South Lancashire, Newton-le-Willows | William Todd | Charles Bailey
John C Hutcheson
William Todd | 5/1870 | MANCH | 31/1/2007 |
| + | Actaea spicata | GB, VC64 Mid-west Yorkshire, Ribblehead | John Cryer | | 25/5/1912 | MANCH | 13/11/2008 |
| + | Adonis autumnalis | | | Charles Bailey
John Wilson Rimington
Spencer Henry Bickham | | BIRM | 22/6/2008 |
| + | Adoxa moschatellina | GB, VC58 Cheshire, Bromborough | John Harbord Lewis | Charles Bailey
John Harbord Lewis | 21/3/1874 | MANCH | 27/10/2006 |
| + | Adoxa moschatellina | GB, VC57 Derbyshire, Parson's Hills | A E Aldous | Repton School Herbarium | 15/5/1909 | MANCH | 2/11/2006 |
| + | Adoxa moschatellina | GB, VC59 South Lancashire, Burnley | A Howorth | Charles Bailey | 3/1871 | MANCH | 2/11/2006 |
| + | Adoxa moschatellina | GB, VC21 Middlesex, Neasdon | Eyre Champion de Crespigny | Charles Bailey
Eyre Champion de Crespigny | 1878 | MANCH | 10/11/2006 |
| + | Adoxa moschatellina | GB, VC6 North Somerset, Brislington | James Walter White | Charles Bailey | 5/1882 | MANCH | 14/11/2006 |
| + | Adoxa moschatellina | GB, VC50 Denbighshire, Colwyn Bay | Charles Bailey | Charles Bailey | 3/4/1896 | MANCH | 15/11/2006 |
| + | Adoxa moschatellina | GB, VC55 Leicestershire, Leicester | | Manchester Museum
Charles Bailey
Frederick Thompson Mott
Thomas Thorp | 1842 | MANCH | 17/11/2006 |
| + | Adoxa moschatellina | GB, VC55 Leicestershire, Buddon Wood | | Charles Bailey
Frederick Thompson Mott
Thomas Thorp | 5/1872 | MANCH | 17/11/2006 |
| + | Adoxa moschatellina | GB, VC65 North-west Yorkshire, Richmond | James Ward | Richmond Museum
Charles Bailey | 4/1840 | MANCH | 21/11/2006 |
| + | Adoxa moschatellina | GB, VC57 Derbyshire, Via Gellia | William Henry Purchas | Botanical Exchange Club of The British Isles
Manchester Museum
Charles Bailey | 6/1887 | MANCH | 27/11/2006 |
| + | Adoxa moschatellina | GB, VC58 Cheshire, Poynton | Charles Bailey | Manchester Museum
Charles Bailey | 10/5/1873 | MANCH | 3/12/2006 |
| + | Adoxa moschatellina | GB, VC33 East Gloucestershire, Edge | Chenevix-Trench | | | MANCH | 19/12/2006 |
| + | Adoxa moschatellina | GB, VC58 Cheshire, Bollin Valley | Charles Bailey | Manchester Museum
Charles Bailey | 29/4/1865 | MANCH | 21/12/2006 |
| + | Adoxa moschatellina | GB, VC58 Cheshire, Marple | John Barrow | Charles Bailey
John Barrow | 9/5/1868 | MANCH | 26/12/2006 |
| + | Adoxa moschatellina | GB, VC33 East Gloucestershire, Cleeve Hill | William Lowndes Notcutt | Manchester Museum
Charles Bailey
William Lowndes Notcutt | | MANCH | 30/12/2006 |
| + | Adoxa moschatellina | GB, VC55 Leicestershire, Gracedieu | Frederick Thompson Mott | Manchester Museum
Charles Bailey
Frederick Thompson Mott
Thomas Thorp | 6/4/1876 | MANCH | 12/1/2007 |
| + | Aegopodium podagraria | GB, VC29 Cambridgeshire, Isleham | Rowena Mabel Ferguson | | 6/1935 | ABS | 3/8/2008 |
| + | Aethusa cynapium | GB, VC40 Shropshire, Church Stretton | | | 6/8/1888 | SHYB | 2/9/2007 |
| + | Aethusa cynapium | GB, VC15 East Kent, Reculver | Charles Edgar Salmon
William Robert Sherrin | The South London Botanical Institute
Watson Botanical Exchange Club
Harold Stuart Thompson | 11/9/1924 | BIRM | 31/10/2009 |
| + | Aethusa cynapium | GB, VC5,VC6, Bridgwater | Thomas Clark | Harold Stuart Thompson
Thomas Clark | 19/8/1853 | BIRM | 31/10/2009 |
| + | Aethusa cynapium | GB, VC29 Cambridgeshire, Great Shelford | Albert John Crosfield | Watson Botanical Exchange Club
Albert John Crosfield
Harold Stuart Thompson | 19/9/1923 | BIRM | 3/3/2010 |
| + | Aethusa cynapium | GB, VC13 West Sussex, Petworth | William Charles Barton | Watson Botanical Exchange Club
Harold Stuart Thompson
William Charles Barton | 17/9/1918 | BIRM | 3/3/2010 |
| + | Aethusa cynapium | GB, VC23 Oxfordshire, Marston | George Claridge Druce | Botanical Exchange Club of The British Isles
Augustin Ley
George Claridge Druce | 8/1887 | BIRM | 12/4/2010 |
| + | Agrimonia eupatoria | GB, VC40 Shropshire, Kingsland | | | 8/1887 | SHYB | 29/6/2007 |
| + | Agrimonia eupatoria | GB, VC40 Shropshire, Pulverbach | W Ord | | 6/8/1902 | SHYB | 25/8/2007 |
| + | Agrimonia eupatoria | GB, VC58 Cheshire, Chester, The Dale | Jennifer H Morris | | 10/9/1967 | ABS | 21/6/2008 |
| + | Agrimonia eupatoria | GB, VC6 North Somerset, Bason Bridge | Harold Stuart Thompson | Harold Stuart Thompson | 6/8/1915 | BIRM | 27/11/2008 |
| + | Agrimonia eupatoria | GB, VC9 Dorset, Studland | William West
William West | George Stephen West
William West | 28/7/1900 | BIRM | 6/1/2009 |
| + | Agrimonia eupatoria | GB, VC38 Warwickshire, Berkswell | | Birmingham Natural History and Philosophical Society | 12/8/1888 | BIRM | 13/3/2009 |
| + | Agrimonia eupatoria | GB, VC61 South-east Yorkshire, Rudston | William Henry Wilkinson | William Henry Wilkinson | 9/9/1880 | BIRM | 6/5/2009 |
| + | Agrimonia procera | GB, VC69 Westmorland, Casterton | | William Hunt Painter | 8/1864 | ABS | 11/11/2007 |
| + | Agrimonia procera | GB, VC36 Herefordshire, Whitbourne | Augustin Ley | Augustin Ley | 8/8/1907 | BIRM | 30/7/2008 |
| + | Agrimonia procera | GB, VC22 Berkshire, Burghfield | Job Edward Lousley | Harold Stuart Thompson | 1/9/1927 | BIRM | 30/7/2008 |
| + | Agrimonia procera | GB, VC34 West Gloucestershire, Hay Wood, Gorsley | Augustin Ley | Augustin Ley | 11/8/1899 | BIRM | 19/10/2008 |
| + | Agrimonia procera | GB, VC36 Herefordshire, Saint Weonards | Augustin Ley | Augustin Ley | 5/9/1901 | BIRM | 15/3/2009 |
| + | Agrimonia procera | VC36, Bucknell Knoll | Augustin Ley | Augustin Ley | 2/9/1886 | BIRM | 3/5/2009 |
| + | Agrimonia procera | GB, VC24 Buckinghamshire, Beaconsfield | Albert John Crosfield | Albert John Crosfield | 24/10/1922 | BIRM | 11/9/2009 |
| + | Agropyron acutum | GB, VC61 South-east Yorkshire, Hessle | Charles Waterfall | Watson Botanical Exchange Club
Charles Waterfall
Edward Francis Linton | 8/1898 | SHYB | 9/4/2007 |
| + | Agrostemma githago | GB, VC40 Shropshire, Pulverbach | | | 7/1891 | SHYB | 4/11/2007 |
| + | Agrostemma githago | GB, VC61 South-east Yorkshire, Bridlington | William Henry Wilkinson | William Henry Wilkinson | 8/1880 | BIRM | 8/6/2008 |
| + | Agrostemma githago | GB, VC6 North Somerset, Dundry Hill | Harold Stuart Thompson | Harold Stuart Thompson | 7/8/1920 | BIRM | 5/9/2008 |
| + | Agrostemma githago | GB, VC63 South-west Yorkshire, Doncaster | John Hardy | Charles Bailey | 1843 | BIRM | 30/10/2008 |
| + | Agrostemma githago | GB, VC37 Worcestershire, Acocks Green | | Birmingham Natural History and Philosophical Society | 7/1876 | BIRM | 10/1/2009 |
| + | Agrostis canina | GB, VC90 Angus, Clova, Forfar | William Richardson Linton | Botanical Exchange Club of The British Isles
William Richardson Linton | 17/7/1890 | ABS | 13/6/2008 |
| + | Agrostis canina | GB, VC38 Warwickshire, Coleshill | James B Phipps | James B Phipps | 29/7/1955 | BIRM | 29/5/2009 |
| + | Agrostis canina | GB, VC36 Herefordshire, Saint Weonards, Kesty Wood | Augustin Ley | Augustin Ley | 25/6/1881 | BIRM | 15/9/2009 |
| + | Agrostis canina | GB, VC62 North-east Yorkshire, Ayton Moor | William A Mudd | George Stephen West | 8/1852 | BIRM | 23/9/2009 |
| + | Agrostis canina | GB, VC38 Warwickshire, Sutton Park, Powell's Pool | James Eustace Bagnall | Birmingham Natural History and Philosophical Society | 5/7/1879 | BIRM | 25/9/2009 |
| + | Agrostis canina | GB, VC57 Derbyshire, Walton Wood | William Richardson Linton | Botanical Exchange Club of The British Isles
Augustin Ley | 10/8/1899 | BIRM | 1/10/2009 |
| + | Agrostis canina | GB, VC5 South Somerset, Crowcombe | Harold Stuart Thompson | Harold Stuart Thompson | 8/1915 | BIRM | 11/12/2009 |
| + | Agrostis capillaris | GB, VC29 Cambridgeshire, Downing College | Leslie John Audus | Leslie John Audus | 20/7/1934 | ABS | 30/12/2007 |
| + | Agrostis capillaris | GB, VC49 Caernarvonshire, Aber | William Hunt Painter | William Hunt Painter | 8/1886 | ABS | 1/10/2008 |
| + | Agrostis capillaris | GB, VC49 Caernarvonshire, Bangor | William Hunt Painter | William Hunt Painter | 7/1881 | ABS | 8/10/2008 |
| + | Agrostis capillaris | GB, VC49 Caernarvonshire, Llandudno | William Hunt Painter | William Hunt Painter | 7/1868
7/1869 | ABS | 16/11/2008 |
| + | Agrostis capillaris | GB, VC42 Breconshire, Llangwessin | Eleonora Armitage | Eleonora Armitage | 7/1900 | ABS | 9/12/2008 |
| + | Agrostis capillaris | GB, VC16 West Kent, Bostall Heath | St John Marriott | Harold Stuart Thompson
St John Marriott | 1926 | BIRM | 10/9/2009 |
| + | Agrostis curtisii | GB, VC41 Glamorganshire, Gower | Leslie John Audus | Leslie John Audus | 6/1937 | ABS | 28/10/2008 |
| + | Agrostis curtisii | GB, VC11 South Hampshire, Southampton Common | Harold Stuart Thompson | Harold Stuart Thompson | 17/8/1924 | BIRM | 24/3/2010 |
| + | Agrostis curtisii | GB, VC9 Dorset, Wareham | Job Edward Lousley | Harold Stuart Thompson | 18/6/1933 | BIRM | 24/3/2010 |
| + | Agrostis gigantea | GB, VC41 Glamorganshire, Reynoldston | Philip Frank Wareing | Philip Frank Wareing | 7/1949 | ABS | 29/12/2007 |
| + | Agrostis gigantea | GB, VC52 Anglesey, Beaumaris | John Edwards Griffith | Botanical Exchange Club of The British Isles | 7/1890 | ABS | 23/2/2008 |
| + | Agrostis gigantea | GB, VC36 Herefordshire, Penyard | Augustin Ley | Augustin Ley | 3/8/1872 | BIRM | 17/7/2009 |
| + | Agrostis gigantea | GB, VC36 Herefordshire, Saint Weonards | Augustin Ley | Augustin Ley | 21/8/1882 | BIRM | 10/8/2009 |
| + | Agrostis palustris | GB, VC4 North Devon, Ilfracombe | Edwin Bernard Benson | | 6/1895 | SHYB | 21/6/2007 |
| + | Agrostis palustris | GB, VC5 South Somerset, Martock | | Richard de Gylpyn Benson | | SHYB | 27/10/2007 |
| + | Agrostis stolonifera | GB, VC4 North Devon, Braunton Burrows | Fiona M Audus | | 21/6/1967 | ABS | 4/7/2008 |
| + | Agrostis stolonifera | GB, VC59 South Lancashire, Ainsdale | James Alfred Wheldon | Botanical Exchange Club of The British Isles
Augustin Ley
James Alfred Wheldon | 15/8/1897 | BIRM | 17/6/2009 |
| + | Agrostis stolonifera | GB, VC15 East Kent, Littlestone-on-Sea | Edward Shearburn Marshall | Augustin Ley | 10/7/1893 | BIRM | 19/7/2009 |
| + | Agrostis stolonifera | GB, VC40 Shropshire, Cole Mere | Augustin Ley | Augustin Ley | 27/7/1882 | BIRM | 7/9/2009 |
| + | Agrostis stolonifera | GB, VC38 Warwickshire, Myton | Robert Large Baker | Robert Large Baker | 7/1873 | BIRM | 10/3/2010 |
| + | Agrostis stolonifera x Polypogon monspeliensis = x Agropogon littoralis | GB, VC9 Dorset, Littlesea | Edward Francis Linton | Edward Francis Linton | 27/8/1889 | SHYB | 25/6/2007 |
| + | Agrostis stolonifera x Polypogon monspeliensis = x Agropogon littoralis | GB, VC16 West Kent, Plumstead | John Thomas Irvine Boswell-Syme | Botanical Society of London
George Stephen West
John Thomas Irvine Boswell-Syme | 6/1852 | BIRM | 7/9/2009 |
| + | Agrostis tenuis | GB, VC100 Clyde Islands, Brodick | Augustin Ley | Augustin Ley | 8/9/1883 | BIRM | 10/8/2009 |
| + | Agrostis vulgaris | IE | | | | SHYB | 21/5/2007 |
| + | Agrostis vulgaris | GB, VC40 Shropshire, Dawley | William Hunt Painter | William Hunt Painter | 17/7/1896 | SHYB | 16/9/2007 |
| + | Aira caryophyllea var. multiculmis | GB, VC113 Channel Islands, Saint Aubin's | James Walter White | Watson Botanical Exchange Club
Harold Stuart Thompson | 8/6/1897 | BIRM | 6/12/2009 |
| + | Aira praecox | GB, VC40 Shropshire, Castle Pulverbatch | | | 5/7/1894 | SHYB | 28/5/2007 |
| + | Aira praecox | GB, VC73 Kirkcudbrightshire, Borgue | M Hildred Bigwood | | 7/1972 | ABS | 19/1/2008 |
| + | Ajuga chamaepitys | GB, VC15 East Kent, Fredville | | Western A Plumptre | 9/1895 | SHYB | 21/4/2007 |
| + | Ajuga reptans | GB, VC1 West Cornwall, Perranuthnoe | D A J Little | | 17/5/1941 | ABS | 3/8/2008 |
| + | Alchemilla conjuncta | GB, VC96 East Inverness-shire, Drumnadrochit | B M Daulman | | 7/1971 | BIRM | 12/9/2010 |
| + | Alchemilla glabra | GB, VC64 Mid-west Yorkshire, Malham Tarn | Philip Frank Wareing | Philip Frank Wareing | 1952 | ABS | 1/3/2008 |
| + | Alchemilla vulgaris subsp. alpestris | GB, VC69 Westmorland, Grisedale Pass | Albert John Crosfield | Watson Botanical Exchange Club
Albert John Crosfield | 8/9/1897 | SHYB | 20/10/2007 |
| + | Alisma lanceolatum | GB, VC58 Cheshire, Raby | John Harbord Lewis | Charles Bailey
John Harbord Lewis | 7/8/1878 | MANCH | 24/11/2007 |
| + | Alisma lanceolatum | GB, VC17 Surrey, Kew Gardens Cultivated | John Gilbert Baker | Charles Bailey
John Gilbert Baker | 9/1868 | MANCH | 2/12/2007 |
| + | Alisma plantago-aquatica | GB, VC60 West Lancashire, Ashton on Ribble | F C King | Charles Bailey | 7/1882 | MANCH | 15/2/2007 |
| + | Alisma plantago-aquatica | GB, VC22 Berkshire, Sulhamstead on Kennet | | | 1893 | MANCH | 18/2/2007 |
| + | Alisma plantago-aquatica | GB, VC55 Leicestershire, Groby Pool | | Charles Bailey
Frederick Thompson Mott
Thomas Thorp | | MANCH | 22/7/2007 |
| + | Alisma plantago-aquatica | GB, VC30 Bedfordshire, Bedford | William Hillhouse | William Hillhouse | 16/8/1877 | BIRM | 17/7/2009 |
| + | Alisma plantago-aquatica | GB, VC64 Mid-west Yorkshire, Ripon | William West | George Stephen West
William West | 7/1906 | BIRM | 22/7/2009 |
| + | Alliaria petiolata | GB, VC41 Glamorganshire, Glyn-neath | David A Stacey | David A Stacey | 8/5/1961 | ABS | 31/5/2008 |
| + | Alliaria petiolata | GB, VC17 Surrey, Oxshott | Marjorie Woolley Bostock | Marjorie Woolley Bostock | 16/4/1921 | SLBI | 26/2/2011 |
| + | Allium | GB, VC3 South Devon, Totnes | | | | SHYB | 11/6/2007 |
| + | Allium carinatum | GB, VC59 South Lancashire, Royle | | | | SHYB | 26/8/2007 |
| + | Allium carinatum | GB, VC83 Midlothian, Carlowrie | McTaggert Cowan | Botanical Exchange Club of The British Isles
Augustin Ley
McTaggert Cowan | 12/8/1900 | BIRM | 24/3/2010 |
| + | Allium oleraceum | GB, VC34 West Gloucestershire, Clifton | Martha Maria Atwood | George Stephen West | 8/1857 | BIRM | 20/8/2009 |
| + | Allium oleraceum | GB, VC64 Mid-west Yorkshire, Settle | Augustin Ley | Augustin Ley | 28/7/1907 | BIRM | 29/8/2009 |
| + | Allium oleraceum | GB, VC34 West Gloucestershire, Hotwells | Harold Stuart Thompson | Harold Stuart Thompson | 5/8/1920 | BIRM | 22/10/2009 |
| + | Allium ursinum | GB, VC7 North Wiltshire, Marlborough | | Henry Haselfoot Haines | 6/1883 | ABS | 29/7/2008 |
| + | Allium vineale | GB, VC36 Herefordshire, Sellack, Pengethly | Augustin Ley | Augustin Ley | 11/7/1883 | BIRM | 19/11/2009 |
| + | Alnus | GB, VC34 West Gloucestershire, Clifton Cultivated | Harold Stuart Thompson | Harold Stuart Thompson | 2/1920 | BIRM | 9/12/2008 |
| + | Alnus cordata | GB, VC34 West Gloucestershire, Clifton Cultivated | Augustin Ley | Augustin Ley | 15/6/1892 | BIRM | 21/11/2008 |
| + | Alnus glutinosa | GB, VC37 Worcestershire, Droitwich | Harold Stuart Thompson | Harold Stuart Thompson | 28/9/1901 | BIRM | 19/3/2009 |
| + | Alnus glutinosa | GB, VC6 North Somerset, Ashcott | Harold Stuart Thompson | Harold Stuart Thompson | 1916 | BIRM | 19/3/2009 |
| + | Alopecurus aequalis | GB, VC36 Herefordshire, Shobdon, Lady Pool | Augustin Ley | Augustin Ley | 22/7/1887 | BIRM | 29/9/2009 |
| + | Alopecurus aequalis | GB, VC58 Cheshire, Oakmere | Charles Bailey | Charles Bailey | 8/7/1868 | BON | 14/5/2010 |
| + | Alopecurus bulbosus | GB, VC13 West Sussex, Chichester Harbour | Frederick Henry Arnold | William Hunt Painter | 6/1878 | ABS | 23/2/2008 |
| + | Alopecurus bulbosus | GB, VC2 East Cornwall, Calstock | Thomas Richard Archer Briggs | Botanical Exchange Club of The British Isles
Robert Large Baker | 31/5/1875 | BIRM | 7/11/2009 |
| + | Alopecurus geniculatus | GB, VC6 North Somerset, Bridgwater | Harold Stuart Thompson | Harold Stuart Thompson | 6/7/1886 | BIRM | 1/10/2009 |
| + | Alopecurus geniculatus | GB, VC32 Northamptonshire, Geddington Chase | Augustin Ley | Augustin Ley | 1/8/1910 | BIRM | 26/11/2009 |
| + | Alopecurus geniculatus | GB, VC36 Herefordshire, Canon Bridge | Augustin Ley | Augustin Ley | 5/6/1887 | BIRM | 11/12/2009 |
| + | Alopecurus myosuroides | GB, VC6 North Somerset, Bishport | James Walter White | William Hunt Painter | 6/6/1884 | SHYB | 30/6/2007 |
| + | Alopecurus myosuroides | GB, VC57 Derbyshire, Stapenhill | Philip Brookes Mason | Philip Brookes Mason | | BON | 8/6/2010 |
| + | Alopecurus pratensis | GB, VC62 North-east Yorkshire, Ayton | William A Mudd | George Stephen West | 6/1851 | BIRM | 28/3/2010 |
| + | Althaea hirsuta | GB, VC16 West Kent, Cobham | Herbert William Pugsley | Harold Stuart Thompson | 14/7/1904 | BIRM | 22/7/2008 |
| + | Althaea hirsuta | GB, VC16 West Kent, Cobham | Job Edward Lousley | Harold Stuart Thompson
Job Edward Lousley | 2/7/1933 | BIRM | 30/10/2008 |
| + | Althaea hirsuta | GB, VC17 Surrey, Reigate | Charles Edgar Salmon | Watson Botanical Exchange Club
Charles Edgar Salmon
Harold Stuart Thompson | 5/7/1903 | BIRM | 30/10/2008 |
| + | Althaea hirsuta | GB, VC16 West Kent, Cuxton | Douglas Montague Heath | Douglas Montague Heath | 7/9/1926 | BIRM | 22/2/2009 |
| + | Althaea officinalis | GB, VC6 North Somerset, Dunball | E Seymes Thompson
Harold Stuart Thompson | Harold Stuart Thompson | 8/1888 | BIRM | 18/1/2009 |
| + | Althaea officinalis | GB, VC41 Glamorganshire, Pen-clawdd | T R Lovering | | 30/7/1959 | ABS | 21/1/2009 |
| + | Alyssum alyssoides | GB, VC24 Buckinghamshire, High Wycombe | William Hunt Painter | William Hunt Painter | 6/1865 | ABS | 22/9/2008 |
| + | Alyssum alyssoides | GB, VC64 Mid-west Yorkshire, Ripon | William West | George Stephen West
William West | 7/1909 | BIRM | 1/8/2009 |
| + | Amaranthus albus | GB, VC38 Warwickshire, Bodymoor Heath | Harold H Fowkes | Flora of Warwickshire Voucher Specimen | 9/1976 | BIRM | 11/11/2008 |
| + | Amaranthus blitum | GB, VC26 West Suffolk, Stoke by Nayland | John Durbin Gray | Harold Stuart Thompson | 7/1889 | BIRM | 14/10/2008 |
| + | Amaranthus blitum | GB, VC6 North Somerset, Clevedon | Harold Stuart Thompson | | 27/7/1935 | BIRM | 27/12/2008 |
| + | Amaranthus retroflexus | GB, VC113 Channel Islands, Jersey | C J Tempere | George Stephen West | 8/1878 | BIRM | 14/10/2008 |
| + | Amaranthus retroflexus | GB, VC23 Oxfordshire, Sibford | Douglas Montague Heath | Douglas Montague Heath | 28/8/1936 | BIRM | 20/11/2008 |
| + | Amaranthus retroflexus | GB, VC38 Warwickshire, Kenilworth | | Robert Large Baker | 9/1874 | BIRM | 21/11/2008 |
| + | Amaranthus retroflexus | GB, VC36 Herefordshire, Sellack | Augustin Ley | Augustin Ley | 10/10/1899 | BIRM | 27/12/2008 |
