| + | Salix caprea x cinerea = S. x reichardtii | IE, VCH21 Co. Dublin, Scalp | Sylvia Reynolds | | 15/9/1988 | DBN | 1/4/2007 |
| + | Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Meldreth | Peter Derek Sell | | 15/8/1990 | CGE | 1/4/2007 |
| + | Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Bottisham | | Charles Cardale Babington | 22/5/1838 | CGE | 2/4/2007 |
| + | Salix caprea x cinerea = S. x reichardtii | IE, VCH21 Co. Dublin, Leopardstown Racecourse | Sylvia Reynolds | | 9/9/1988 | DBN | 3/4/2007 |
| + | Salix caprea x cinerea = S. x reichardtii | IE, VCH21 Co. Dublin, The Scalp | Sylvia Reynolds | | 15/9/1988 | DBN | 3/4/2007 |
| + | Salix caprea x cinerea = S. x reichardtii | GB, VC59 South Lancashire, Southport | | Frederick William Holder | 1954 | LIV | 3/4/2007 |
| + | Salix cinerea subsp. oleifolia | IE, VCH39 Co. Antrim, Glendun Viaduct | Arthur Wilson Stelfox | | 30/7/1931 | DBN | 29/3/2007 |
| + | Salix cinerea x aurita = S. x multinervis | GB, VC57 Derbyshire, Brailsford | William Richardson Linton | IRGMA | 17/5/1890
8/9/1890 | LIV | 23/3/2007 |
| + | Salix cinerea x aurita = S. x multinervis | GB, VC39 Staffordshire, Biddulph | T Law | IRGMA
William Hunt Painter | 5/1894
7/1894 | LIV | 23/3/2007 |
| + | Salix cinerea x aurita = S. x multinervis | GB, VC90 Angus, Clova | | Liverpool University | 13/8/1887 | LIV | 1/4/2007 |
| + | Salix cinerea x aurita = S. x multinervis | GB, VC19 North Essex, Tiptree Heath | George Charles Brown | Botanical Exchange Club of The British Isles | 14/5/1916 to 13/8/1916 | CGE | 2/4/2007 |
| + | Salix cinerea x aurita = S. x multinervis | GB, VC57 Derbyshire, Yeldersley | | IRGMA | 13/6/1889
30/8/1889 | LIV | 2/4/2007 |
| + | Salix cinerea x aurita = S. x multinervis | GB, VC60 West Lancashire, Lytham Saint Anne's | Eric Fairgrieve Greenwood | IRGMA | 12/8/1968 | LIV | 2/4/2007 |
| + | Salix cinerea x myrsinifolia = S. x strepida | IE, VCH39 Co. Antrim, Glendun Viaduct | Arthur Wilson Stelfox | | 30/7/1931 | DBN | 3/4/2007 |
| + | Salix cinerea x phylicifolia = S. x laurina | IE, VCH31 Co. Louth, Tenure | Donal Michael Synnott | Irish National Herbarium Glasnevin Dublin | 1978 | DBN | 29/3/2007 |
| + | Salix cinerea x phylicifolia = S. x laurina | IE, VCH31 Co. Louth, Tenure | Donal Michael Synnott | | 19/10/1977 | DBN | 30/3/2007 |
| + | Salix cinerea x phylicifolia = S. x laurina | IE, VCH35 West Donegal, Ardara | | Science & Art Museum Dublin
Henry Chichester Hart | | DBN | 31/3/2007 |
| + | Salix fragilis x alba = S. x rubens | GB, VC18,VC19 Cultivated | John Ewbank Leefe | | 28/4/1868
26/4/1869 | CGE | 15/3/2007 |
| + | Salix fragilis x alba = S. x rubens | GB, VC17 Surrey, Eashing | Edward Shearburn Marshall | | 20/6/1892 | CGE | 17/3/2007 |
| + | Salix fragilis x alba = S. x rubens | GB, VC57 Derbyshire, Bradley Wood | William Richardson Linton | IRGMA | 6/1891
9/1891 | LIV | 23/3/2007 |
| + | Salix fragilis x alba = S. x rubens | GB, VC37 Worcestershire, Malvern Link | Richard Francis Towndrow
Spencer Henry Bickham | Spencer Henry Bickham | 5/5/1904 | CGE | 23/3/2007 |
| + | Salix fragilis x alba = S. x rubens | GB, VC71 Isle of Man, Port Erin | David Elliston Allen | | 17/9/1952 | CGE | 23/3/2007 |
| + | Salix fragilis x alba = S. x rubens | GB, VC37 Worcestershire, Malvern | Richard Francis Towndrow | Edward Francis Linton | 10/6/1891 | CGE | 30/3/2007 |
| + | Salix fragilis x alba = S. x rubens | GB, VC37 Worcestershire, Malvern Link | Spencer Henry Bickham | Spencer Henry Bickham | 29/8/1904 | CGE | 31/3/2007 |
| + | Salix fragilis x alba = S. x rubens | GB, VC26 West Suffolk, Cavenham | Charles Edward Moss | | 1912 | CGE | 1/4/2007 |
| + | Salix fragilis x alba = S. x rubens | GB, VC37 Worcestershire, Malvern Link | Richard Francis Towndrow
Spencer Henry Bickham | Spencer Henry Bickham | 26/8/1904 | CGE | 1/4/2007 |
| + | Salix fragilis x alba = S. x rubens | GB, VC71 Isle of Man, Douglas | David Elliston Allen | | 23/9/1951 | CGE | 2/4/2007 |
| + | Salix fragilis x alba = S. x rubens | GB, VC59 South Lancashire, Pinfold | Vera Gordon | | 28/7/1991 | LIV | 2/4/2007 |
| + | Salix fragilis x alba = S. x rubens | GB, VC17 Surrey, Merstham | J Fraser | J Fraser
Joseph Edward Little | 17/5/1925
25/7/1925 | CGE | 2/4/2007 |
| + | Salix myrsinifolia x phylicifolia = S. x tetrapla | IE, VCH20 Co. Wicklow, Lough Derevaragh | Donal Michael Synnott | Irish National Herbarium Glasnevin Dublin | 25/7/1987 | DBN | 23/3/2007 |
| + | Salix pentandra x fragilis = S. x meyeriana | IE, VCH16 West Galway, Letterfrack | M Scannell | | 17/8/1979 | DBN | 31/3/2007 |
| + | Salix purpurea x viminalis = S. x rubra | IE, VCH1 South Kerry, Blackwater Bridge | Reginald Wiliam Scully | Reginald Wiliam Scully | 25/8/1890 | DBN | 16/3/2007 |
| + | Salix purpurea x viminalis = S. x rubra | IE, VCH29 Co. Leitrim, Annaghearly Lough | Robert Lloyd Praeger | Robert Lloyd Praeger | 9/6/1899 | DBN | 16/3/2007 |
| + | Salix purpurea x viminalis = S. x rubra | IE, VCH25 Co. Roscommon, Strokestown | Donal Michael Synnott | | 17/9/1981 | DBN | 31/3/2007 |
| + | Salix purpurea x viminalis x cinerea = S. x forbyana | IE, VCH19 Co. Kildare, Osberstown | Donal Michael Synnott | | 4/10/1978 | DBN | 17/3/2007 |
| + | Salix purpurea x viminalis x cinerea = S. x forbyana | IE, VCH29 Co. Leitrim, Annaghearly Lough | Robert Lloyd Praeger | Robert Lloyd Praeger | 9/6/1899 | DBN | 31/3/2007 |
| + | Salix purpurea x viminalis x cinerea = S. x forbyana | IE, VCH26,VCH27, Foxford | Robert Lloyd Praeger | Robert Lloyd Praeger | 30/7/1900 | DBN | 1/4/2007 |
| + | Salix triandra x viminalis = S. x mollissima | IE, VCH8 Co. Limerick, Carrigkerry | S Reynolds | Irish National Herbarium Glasnevin Dublin | 15/8/1988 | DBN | 16/3/2007 |
| + | Salix triandra x viminalis = S. x mollissima | GB, VC20 Hertfordshire, Purwell | Joseph Edward Little | Joseph Edward Little | 18/8/1921
12/4/1922 | CGE | 1/4/2007 |
| + | Salix viminalis | GB, VC31 Huntingdonshire, Sawtry | William Richardson Linton | Henry Elliott Fox
William Hunt Painter | 4/1888
9/1888 | SHYB | 16/3/2007 |
| + | Salix viminalis x caprea = S. x smithiana | GB, VC58 Cheshire, Wallasey | | IRGMA | 4/1864 | LIV | 23/3/2007 |
| + | Salix viminalis x caprea = S. x smithiana | GB, VC80 Roxburghshire, Bowmont Forest | Andrew Brotherston | | 10/1876 to 5/1877 | CGE | 23/3/2007 |
| + | Salix viminalis x caprea = S. x smithiana | IE, VCH19 Co. Kildare, Rathangan | Robert Lloyd Praeger | Robert Lloyd Praeger | 16/7/1898 | DBN | 29/3/2007 |
| + | Salix viminalis x caprea = S. x smithiana | IE, VCH22 Meath, Rasnaree | Donal Michael Synnott | Irish National Herbarium Glasnevin Dublin | 21/5/1978 | DBN | 29/3/2007 |
| + | Salix viminalis x caprea = S. x smithiana | IE, VCH23 Westmeath, Mullingar | William Richardson Linton | | 22/7/1895 | DBN | 29/3/2007 |
| + | Salix viminalis x caprea = S. x smithiana | IE, VCH39 Co. Antrim, Belfast | Richard Prendergast Vowell | | 5/1882 | DBN | 1/4/2007 |
| + | Salix viminalis x caprea = S. x smithiana | IE, VCH21 Co. Dublin, Kelly's Glen | Sylvia Reynolds | | 10/8/1987 | DBN | 1/4/2007 |
| + | Salix viminalis x caprea = S. x smithiana | IE, VCH20 Co. Wicklow, Shillelagh | Robert Lloyd Praeger | Robert Lloyd Praeger | 4/6/1899 | DBN | 1/4/2007 |
| + | Salix viminalis x caprea = S. x smithiana | GB, VC20 Hertfordshire, Great Wymondley | Joseph Edward Little | Joseph Edward Little | 4/4/1921 to 25/7/1921 | CGE | 2/4/2007 |
| + | Salix viminalis x caprea = S. x smithiana | GB, VC57 Derbyshire, Edlaston Coppy | | IRGMA | 28/4/1890
18/8/1890 | LIV | 2/4/2007 |
| + | Salix viminalis x caprea = S. x smithiana | GB, VC6 North Somerset, Walton in Gordano | James Walter White | Botanical Society & Exchange Club of The British Isles | 4/1887 to 8/1887 | LIV | 2/4/2007 |
| + | Salix viminalis x caprea = S. x smithiana | GB, VC36 Herefordshire, Ross | William Henry Purchas | IRGMA | 4/1852
31/7/1852 | LIV | 2/4/2007 |
| + | Salix viminalis x caprea = S. x smithiana | GB, VC80 Roxburghshire, Kelso | Andrew Brotherston | IRGMA | 9/4/1876 to 9/1876 | LIV | 2/4/2007 |
| + | Salix viminalis x caprea = S. x smithiana | IE, VCH22 Meath, Duleck | Donal Michael Synnott | | 29/9/1977 | DBN | 3/4/2007 |
| + | Salix viminalis x caprea = S. x smithiana | IE, VCH22 Meath, Curragha | Donal Michael Synnott
Franklyn Hugh Perring | | 15/9/1967 | DBN | 3/4/2007 |
| + | Salix viminalis x caprea = S. x smithiana | IE, VCH18 Offaly, Clara | Robert Lloyd Praeger | Robert Lloyd Praeger | 30/8/1899 | DBN | 3/4/2007 |
| + | Salix viminalis x caprea x aurita = S. x stipularis | IE, VCH23 Westmeath, Bunbrosna | M Scannell | | 26/7/1987 | DBN | 17/3/2007 |
| + | Salix viminalis x cinerea = S. x holosericea | IE, VCH7 South Tipperary, Cashel | Robert Lloyd Praeger | Edward Francis Linton
Robert Lloyd Praeger | 23/7/1898 | DBN | 29/3/2007 |
| + | Salix viminalis x cinerea = S. x holosericea | IE, VCH32 Co. Monaghan, Lough Bane | Donal Michael Synnott | | 5/7/1980 | DBN | 29/3/2007 |
| + | Salix viminalis x cinerea = S. x holosericea | IE, VCH19 Co. Kildare, Smithstown House | Declan Doogue | | 5/10/1987 | DBN | 31/3/2007 |
| + | Salix viminalis x cinerea = S. x holosericea | IE, VCH8 Co. Limerick, Loghill | Matilda Cullen Knowles | Science & Art Museum Dublin | 6/1904 | DBN | 31/3/2007 |
| + | Salix viminalis x cinerea = S. x holosericea | IE, VCH34,VCH35, Clonea | C Moore | Alexander Goodman More | 1839 | DBN | 1/4/2007 |
| + | Salix viminalis x cinerea = S. x holosericea | IE, VCH22 Meath, Curragha | Donal Michael Synnott
Franklyn Hugh Perring | | 15/9/1967 | DBN | 3/4/2007 |
| + | Scirpus caespitosus | GB, VC100 Clyde Islands, Great Cumbrae Island | Richard de Gylpyn Benson | | 8/1895 | SHYB | 31/3/2007 |
| + | Sisymbrium officinale | GB, VC40 Shropshire, Bomere Wood | | | 31/5/1888 | SHYB | 1/4/2007 |
| + | Smyrnium olusatrum | GB, VC49 Caernarvonshire, Llandudno | Edwin Bernard Benson | | | SHYB | 1/4/2007 |
| + | Spergula arvensis | | Richard de Gylpyn Benson | | 19/7/1902 | SHYB | 1/4/2007 |
| + | Spiraea alba x douglasii = S. x billardii | GB, VC59 South Lancashire, Kirkby | Vera Gordon | | 20/8/1991 | LIV | 2/4/2007 |
| + | Spiraea alba x douglasii = S. x billardii | GB, VC59 South Lancashire, Liverpool,Walton | Vera Gordon | | 21/9/1995 | LIV | 2/4/2007 |
| + | Spiraea salicifolia x douglasii = S. x pseudosalicifolia | GB, VC59 South Lancashire, Raven Meols | Vera Gordon | British & Irish Herbarium | 2/8/1998 | LIV | 29/3/2007 |
| + | Spiraea salicifolia x douglasii = S. x pseudosalicifolia | GB, VC60 West Lancashire, Preston | Eric Fairgrieve Greenwood | | 20/8/1999 | LIV | 31/3/2007 |
| + | Spiranthes aestivalis | GB, VC113 Channel Islands, Guernsey,Grande Mare | T C Royle | | 24/6/1896 | SHYB | 17/3/2007 |
| + | Thalictrum flavum | GB, VC29 Cambridgeshire, Wicken Fen | Edwin Bernard Benson | | 8/1901 | SHYB | 1/4/2007 |
| + | Thlaspi arvense | GB, VC40 Shropshire, Sharpstones Hill | Edwin Bernard Benson | | 6/1892 | SHYB | 23/3/2007 |
| + | Trifolium incarnatum | GB, VC40 Shropshire, Meole Brace | | | 1/6/1894 | SHYB | 31/3/2007 |
| + | Trollius europaeus | GB, VC48 Merionethshire, Cader Idris | Edwin Bernard Benson | | 1899 | SHYB | 13/3/2007 |
| + | Typha latifolia | GB, VC40 Shropshire, Hadnall | Edwin Bernard Benson | | 8/1892 | SHYB | 31/3/2007 |
| + | Utricularia intermedia | GB, VC105 West Ross & Cromarty, Loch Mhaireannach | Ernest Stanley Salmon | Ernest Stanley Salmon | 8/1896 | SHYB | 13/3/2007 |
| + | Verbena officinalis | GB, VC60 West Lancashire, Carnforth | Edwin Bernard Benson | | | SHYB | 16/3/2007 |
| + | Vicia bithynica | GB, VC9 Dorset, Wyke Regis | | William Hunt Painter | 10/7/1888 | SHYB | 31/3/2007 |
| + | Viola riviniana | GB, VC40 Shropshire, Pulverbatch | Richard de Gylpyn Benson | | 5/1892 | SHYB | 23/3/2007 |
| + | Vulpia myuros | GB, VC6 North Somerset, Leigh Woods | James Walter White | William Hunt Painter | 7/1884 | SHYB | 29/3/2007 |
