| Ranunculus penicillatus subsp. pseudofluitans | GB, VC6 North Somerset, Cheddar | | Herbarium Grovesianum William Hunt Painter | 16/7/1880 | ABS |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC6 North Somerset, Cheddar | James Walter White | Botanical Exchange Club of The British Isles William Hunt Painter | 31/5/1885 | ABS |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC6 North Somerset, Cheddar | James Walter White | Botanical Society & Exchange Club of The British Isles Job Edward Lousley | 7/6/1929 | SLBI |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC11 South Hampshire, Christchurch | | Croydon Natural History and Scientific Society | 27/5/1887 | SLBI |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC11 South Hampshire, Redlynch | Job Edward Lousley | Job Edward Lousley | 12/5/1935 | SLBI |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC11 South Hampshire, Sopley | Job Edward Lousley | Job Edward Lousley | 9/5/1936 | SLBI |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC14 East Sussex, Robertsbridge | Job Edward Lousley | Job Edward Lousley | | SLBI |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC17 Surrey, Hankley Farm | George Stephen West | George Stephen West | 2/6/1895 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC20 Hertfordshire, Rickmansworth | Philip Henry Cooke | North London Natural History Society Local Herbarium | 7/9/1912 | SLBI |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC20 Hertfordshire, Rickmansworth | Eyre Champion de Crespigny | Botanical Exchange Club of The British Isles William Hunt Painter | 6/1881 | ABS |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC20 Hertfordshire, Tewin | James Groves Thomas Bates Blow | Allan Octavian Hume | 1875 | SLBI |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC24 Buckinghamshire, High Wycombe | | Herbarium Grovesianum William Hunt Painter | 5/1865 | ABS |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC20,VC30, Ickleford | Joseph Edward Little | Watson Botanical Exchange Club Harold Stuart Thompson Joseph Edward Little | 29/6/1922 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC33 East Gloucestershire, River Churn | Dorothy Ellis de Vesian | | 1952 | GLR |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC34 West Gloucestershire, Reidcombe | Dorothy Ellis de Vesian | | 5/1954 | GLR |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC36 Herefordshire, Aymestrey | Augustin Ley | Augustin Ley | 16/9/1886 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC36 Herefordshire, Hereford | Augustin Ley | Augustin Ley | 4/7/1881 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC36 Herefordshire, Pembridge | James Frederick Crouch | Augustin Ley | 1852 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC36 Herefordshire, Presteigne GB, VC43 Radnorshire, Presteigne | Augustin Ley | Augustin Ley | 19/7/1898 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC38 Warwickshire, Coventry | W C Crowther | Dulwich College King Edwards School, Birmingham | 7/1900 | SLBI |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC38 Warwickshire, Radford Semele | Robert Large Baker | Botanical Exchange Club of The British Isles Augustin Ley | 6/1881 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC37,VC40, Bewdley | William Henry Wilkinson | William Henry Wilkinson | 7/8/1882 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC41 Glamorganshire, Caerphilly | | Augustin Ley | 27/6/1905 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC42 Breconshire, Crickhowell | Augustin Ley | Augustin Ley | 2/7/1908 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC42 Breconshire, Erwood | Augustin Ley | Augustin Ley | 15/6/1887 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC42 Breconshire, Mynydd Eppynt | Augustin Ley | Augustin Ley | 24/7/1907 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC42 Breconshire, Talyllyn | Augustin Ley | Augustin Ley | 2/5/1899 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC42 Breconshire, Three Cocks | Augustin Ley | Augustin Ley | 5/7/1908 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC42 Breconshire, Three Cocks | Augustin Ley | Augustin Ley | 5/7/1905 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC42 Breconshire, Upper Chapel | Augustin Ley | Augustin Ley | 1/8/1906 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC43 Radnorshire, Penybont | Augustin Ley | Augustin Ley | 14/6/1887 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC43 Radnorshire, Rhos-gôch | Augustin Ley | Augustin Ley | 18/8/1885 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC43 Radnorshire, Stanner Rocks | Augustin Ley | Augustin Ley | 5/5/1882 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC43 Radnorshire, Water-break-its-neck | Augustin Ley | Augustin Ley | 19/6/1885 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC48 Merionethshire, Tal-y-llyn | Augustin Ley | Augustin Ley | 14/8/1886 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC49 Caernarvonshire, Traeth Mawr | Augustin Ley | Augustin Ley | 12/8/1886 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC50 Denbighshire, Llangollen | Augustin Ley | Augustin Ley | 26/6/1901 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC50 Denbighshire, Llangollen | Augustin Ley | Augustin Ley | 26/6/1907 | BIRM |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC56 Nottinghamshire, Nottingham | R Bulley | Botanical Exchange Club of The British Isles Job Edward Lousley | 7/1928 | SLBI |
| Ranunculus penicillatus subsp. pseudofluitans | GB, VC39 Staffordshire, Stafford GB, VC57 Derbyshire, Ashbourne | William Henry Purchas | Augustin Ley | 1876 | BIRM |