| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Jersey | Adwell | William Hunt Painter | | ABS |
| Polycarpon tetraphyllum | GB, VC3 South Devon, Dartmouth | Christy | Christy Allan Octavian Hume Frederick Townsend | 7/1828 | SLBI |
| Polycarpon tetraphyllum | IE, VCH20,VCH21, Periwinkle | Edward Palmer | William Hadden Beeby | 1833 | SLBI |
| Polycarpon tetraphyllum | | Hewett Cottrell Watson | Harold Stuart Thompson Thomas Clark | 1845 | BIRM |
| Polycarpon tetraphyllum | Cultivated | | George Stephen West William Godley | 7/1851 | BIRM |
| Polycarpon tetraphyllum | Cultivated | | Harold Stuart Thompson Thomas Clark William Godley | 7/1851 | BIRM |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Guernsey,Saint Peter Port | A Hamburgh | Allan Octavian Hume Frederick Townsend | 1854 | SLBI |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Guernsey,Cobo Bay | Charles Bailey | Augustin Ley Charles Bailey | 13/8/1867 | BIRM |
| Polycarpon tetraphyllum | GB, VC3 South Devon, King's Tamerton, Plymouth | Thomas Richard Archer Briggs | George Stephen West | 5/1869 | BIRM |
| Polycarpon tetraphyllum | GB, VC3 South Devon, Plymouth | Thomas Richard Archer Briggs | William Hadden Beeby | 5/1869 | SLBI |
| Polycarpon tetraphyllum | GB, VC1 West Cornwall, Newlyn, Penzance | William Curnow | George Stephen West John William Burton | 6/1874 | BIRM |
| Polycarpon tetraphyllum | GB, VC79 Selkirkshire, Galashiels | Andrew Brotherston | Botanical Exchange Club of The British Isles George Stephen West Robert Large Baker | 7/1874 | BIRM |
| Polycarpon tetraphyllum | GB, VC3 South Devon, Beesands | William Booth Waterfall | Harold Stuart Thompson William Booth Waterfall | 1880 | BIRM |
| Polycarpon tetraphyllum | GB, VC3 South Devon, Beesands | William Booth Waterfall | Harold Stuart Thompson William Booth Waterfall | 1880 | BIRM |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Jersey | John Edward Sunderland | William Hunt Painter | 7/1881 | ABS |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Guernsey | William Hillhouse | William Hillhouse | 31/8/1881 | BIRM |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Gorey | Henry Franklin Parsons | Watson Botanical Exchange Club Harold Stuart Thompson | 23/6/1883 | BIRM |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Jersey,Gorey | Henry Franklin Parsons | Croydon Natural History and Scientific Society | 23/6/1883 | SLBI |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Jersey | | Augustin Ley | 27/6/1883 | BIRM |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Guernsey Cultivated GB, VC17 Surrey, Springfield | Frederic Henry Ward | Frederic Henry Ward William Hadden Beeby | 13/7/1883 5/11/1883 | SLBI |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Guernsey,L'Ancresse | | London Natural History Society Frederick Janson Hanbury | 4/6/1884 | SLBI |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Jersey | | | 26/6/1883 15/4/1885 | BIRM |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Saint Aubin's | | Augustin Ley | 24/7/1885 | BIRM |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Jersey, Saint Brelade | James Walter White | | 6/1894 | ABS |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Perrelle Bay, Guernsey | T C Royle | | 27/8/1895 | SHYB |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Saint Brelade's Bay | James Walter White | Isaac A Helsby Watson Botanical Exchange Club | 28/5/1896 | SLBI |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Guernsey,Cobo Bay | Charles Smith Nicholson | London Natural History Society Charles Smith Nicholson | 30/9/1896 | SLBI |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Guernsey | Langley Kitching | Langley Kitching | 2/7/1898 | BIRM |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Guernsey,L'Ancresse | | | 4/7/1898 | BIRM |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, L'Ancresse Common | Langley Kitching | | 4/7/1898 | BIRM |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Guernsey | | | 9/7/1903 | DBC |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, L'Ancresse Common | Charles Smith Nicholson | London Natural History Society Charles Smith Nicholson | 9/8/1904 | SLBI |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Guernsey | Robert Hugh Bunting | William Robert Sherrin | 6/1909 | SLBI |
| Polycarpon tetraphyllum | GB, VC2 East Cornwall, Par | Frederick Hamilton Davey | Allan Octavian Hume Frederick Hamilton Davey | 2/9/1910 | SLBI |
| Polycarpon tetraphyllum | GB, VC2 East Cornwall, Par | Frederick Hamilton Davey | Allan Octavian Hume | 2/9/1910 | SLBI |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Guernsey,Braye du Valle | Cecil Victor Boley Marquand | Cecil Victor Boley Marquand William Robert Sherrin | 9/1912 | SLBI |
| Polycarpon tetraphyllum | GB, VC113 Channel Islands, Bel Royal | Alfred Webster | Botanical Exchange Club of The British Isles Charles Baylis Green | 7/6/1913 | SLBI |
| Polycarpon tetraphyllum | GB, VC3 South Devon, Paignton | Frederick Robinson | Douglas Montague Heath | 22/5/1915 | BIRM |
| Polycarpon tetraphyllum | GB, VC1 West Cornwall, Cadgwith | E Shurslaw | William Wise | 6/6/1916 | LAUS |
| Polycarpon tetraphyllum | GB, VC3 South Devon, Kingswear | Stafford Edwin Chandler | Croydon Natural History and Scientific Society Stafford Edwin Chandler | 10/9/1919 | SLBI |