| Myosotis laxa subsp. caespitosa | GB, VC30 Bedfordshire, Woburn | William Hillhouse | | 17/6/1878 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, Gloucestershire | William Henry Purchas | William Hunt Painter | | ABS |
| Myosotis laxa subsp. caespitosa | GB, VC37 Worcestershire, Moseley | | William Hunt Painter | 8/1868 | ABS |
| Myosotis laxa subsp. caespitosa | GB, VC38 Warwickshire, Alveston | Ursula Katherine Duncan | Flora of Warwickshire Voucher Specimen | 29/6/1952 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC38 Warwickshire, Coleshill | Frederick Townsend | Frederick Townsend | 6/1843 | SLBI |
| Myosotis laxa subsp. caespitosa | GB, VC38 Warwickshire, Coleshill Pool | Harold Stuart Thompson | Harold Stuart Thompson | 26/8/1893 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC38 Warwickshire, Copt Heath | V Jacobs | Flora of Warwickshire Voucher Specimen | 9/6/1950 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC38 Warwickshire, Farnborough | Dorothy Adlington Cadbury | Flora of Warwickshire Voucher Specimen | 17/6/1953 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC38 Warwickshire, Farnborough | Dorothy Adlington Cadbury | Flora of Warwickshire Voucher Specimen | 6/7/1953 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC38 Warwickshire, Honiley | | Robert Large Baker | 6/1872 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC38 Warwickshire, Kenilworth | Dorothy Adlington Cadbury | Flora of Warwickshire Voucher Specimen | 5/8/1950 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC38 Warwickshire, Lighthorne | Dorothy Adlington Cadbury | Flora of Warwickshire Voucher Specimen | 13/6/1951 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC38 Warwickshire, Snowford Bridge | Dorothy Adlington Cadbury | Flora of Warwickshire Voucher Specimen | 6/8/1950 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC38 Warwickshire, Sutton Park | Katherine M Green | Flora of Warwickshire Voucher Specimen | 6/3/1952 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC38 Warwickshire, Wibtoft | Maurice Kimpton Hanson | Flora of Warwickshire Voucher Specimen | 19/7/1952 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC38 Warwickshire, Withybrook | Maurice Kimpton Hanson | Flora of Warwickshire Voucher Specimen | 11/8/1953 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC40 Shropshire, Cothercott Hill | | | 6/1892 | SHYB |
| Myosotis laxa subsp. caespitosa | GB, VC40 Shropshire, Lingcroft Pool | Richard de Gylpyn Benson | | 18/6/1895 | SHYB |
| Myosotis laxa subsp. caespitosa | GB, VC40 Shropshire, Welshampton | I Butler | | 13/6/1832 | SLBI |
| Myosotis laxa subsp. caespitosa | GB, VC41 Glamorganshire, Cardiff, Llanedeyrn | Arthur Edward Wade | Botanical Exchange Club of The British Isles National Museum of Wales Job Edward Lousley | 10/7/1930 | SLBI |
| Myosotis laxa subsp. caespitosa | GB, VC35,VC41, llanedeyrn, Cardiff | Arthur Edward Wade | Botanical Society & Exchange Club of The British Isles National Museum of Wales | 10/7/1930 | SLBI |
| Myosotis laxa subsp. caespitosa | GB, VC42 Breconshire, Dolygaer | Augustin Ley | Augustin Ley | 8/7/1896 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC42 Breconshire, Saint Brynach, Brecon | D A Perks | | 4/8/1959 | ABS |
| Myosotis laxa subsp. caespitosa | GB, VC44 Carmarthenshire, Kidwelly | Clive P Rees | | 10/9/1959 | ABS |
| Myosotis laxa subsp. caespitosa | GB, VC45 Pembrokeshire, Knowling Mead, Tenby | J E Rees | | 20/8/1959 | ABS |
| Myosotis laxa subsp. caespitosa | GB, VC47 Montgomeryshire, Llanllugan Parish | H L J Humphreys | | 25/7/1961 | ABS |
| Myosotis laxa subsp. caespitosa | GB, VC49 Caernarvonshire, Nant Francon | Douglas Montague Heath | Douglas Montague Heath | 10/7/1921 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC52 Anglesey, Point Lynas | Allan Octavian Hume | Allan Octavian Hume | 8/8/1905 | SLBI |
| Myosotis laxa subsp. caespitosa | GB, VC52 Anglesey, Point Lynas | Allan Octavian Hume | Allan Octavian Hume | 8/8/1905 | SLBI |
| Myosotis laxa subsp. caespitosa | GB, VC57 Derbyshire, Ashwood Dale | | Augustin Ley | 11/7/1868 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC57 Derbyshire, Breadsall | | William Hunt Painter | 6/1878 | ABS |
| Myosotis laxa subsp. caespitosa | GB, VC61 South-east Yorkshire, Skipwith Common | Harold Stuart Thompson | Harold Stuart Thompson | 8/1903 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC62 North-east Yorkshire, Kildale | William A Mudd | George Stephen West | 7/1853 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC62 North-east Yorkshire, Thirsk | John Gilbert Baker | Robert Morton Middleton William Hadden Beeby | 7/1852 | SLBI |
| Myosotis laxa subsp. caespitosa | GB, VC64 Mid-west Yorkshire, Airton GB, VC64 Mid-west Yorkshire, Bell Busk | William West | George Stephen West | 7/1878 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC64 Mid-west Yorkshire, Ribblehead | William West | George Stephen West William West | 7/1906 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC68 North Northumberland, Bamburgh | Douglas Montague Heath | | 13/7/1938 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC70 Cumberland, Derwent Water | M D Ryley | | 22/7/1959 | ABS |
| Myosotis laxa subsp. caespitosa | GB, VC70 Cumberland, Saddleback | Donald Peter Young | Croydon Natural History and Scientific Society | 7/8/1959 | SLBI |
| Myosotis laxa subsp. caespitosa | GB, VC87 West Perthshire, Callander | Charles Bailey | Charles Bailey | 6/7/1906 | BIRM |
| Myosotis laxa subsp. caespitosa | GB, VC88 Mid Perthshire, Loch Tay | Isaac A Helsby | Isaac A Helsby | 3/7/1927 | SLBI |
| Myosotis laxa subsp. caespitosa | GB, VC90 Angus, Baldovan | William Gardiner | William Hillhouse | | BIRM |
| Myosotis laxa subsp. caespitosa | GB, Ambiguous locality (GB), Woodford | Joseph Woods | Frederick Townsend | 6/1833 | SLBI |
| Myosotis laxa subsp. caespitosa | GB, VC102 South Ebudes, Colonsay, Port Olmsa Bay | Ken Hill | | 19/6/1995 | SLBI |
| Myosotis laxa subsp. caespitosa | GB, VC111 Orkney, Rousay | Gibbs | | 7/1896 | SLBI |
| Myosotis laxa subsp. caespitosa | GB, VC112 Shetland, Dunrossness | Rowland John Burdon | Watson Botanical Exchange Club | 1924 | SLBI |
| Myosotis laxa subsp. caespitosa | GB, VC113 Channel Islands, Guernsey,Moulin Huet Bay | Job Edward Lousley | Job Edward Lousley | 13/6/1926 | SLBI |
| Myosotis laxa subsp. caespitosa | IE, VCH16 West Galway, Errisbeg | Stafford Edwin Chandler | Croydon Natural History and Scientific Society Stafford Edwin Chandler | 8/1902 | SLBI |
| Myosotis laxa subsp. caespitosa | IE, VCH30 Co. Cavan, Bailieborough | | Irish Biogeographical Society | 28/7/1976 | GALW |