| Viola tricolor x arvensis = V. x contempta | GB, VC20 Hertfordshire, Great Wymondley | Joseph Edward Little | Watson Botanical Exchange Club | 10/1930 11/1930 | SLBI |
| Viola tricolor x arvensis = V. x contempta | GB, VC20 Hertfordshire, Great Wymondley | Joseph Edward Little | Watson Botanical Exchange Club Harold Stuart Thompson | 10/1930 to 11/1930 | BIRM |
| Viola tricolor x arvensis = V. x contempta | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Botanical Society & Exchange Club of The British Isles Job Edward Lousley | 9/1930 10/1930 11/1930 | SLBI |
| Viola tricolor x arvensis = V. x contempta | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Watson Botanical Exchange Club | 1/9/1930 | SLBI |
| Viola tricolor x arvensis = V. x contempta | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Watson Botanical Exchange Club Job Edward Lousley | 9/1930 10/1930 | SLBI |
| Viola tricolor x arvensis = V. x contempta | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Watson Botanical Exchange Club Harold Stuart Thompson | 8/9/1930 to 24/9/1930 | BIRM |
| Viola tricolor x arvensis = V. x contempta | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Watson Botanical Exchange Club Harold Stuart Thompson | 9/1930 10/1930 | BIRM |
| Viola tricolor x arvensis = V. x contempta | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Watson Botanical Exchange Club Job Edward Lousley | 9/1930 10/1930 | SLBI |
| Viola tricolor x arvensis = V. x contempta | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Watson Botanical Exchange Club Job Edward Lousley | 8/9/1930 24/9/1930 | SLBI |
| Viola tricolor x arvensis = V. x contempta | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Watson Botanical Exchange Club | 9/1930 10/1930 | SLBI |
| Viola tricolor x arvensis = V. x contempta | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Botanical Exchange Club of The British Isles Job Edward Lousley | 11/10/1930 | SLBI |
| Viola tricolor x arvensis = V. x contempta | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Job Edward Lousley | 9/1930 | SLBI |
| Viola tricolor x arvensis = V. x contempta | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Watson Botanical Exchange Club Harold Stuart Thompson | 8/9/1930 to 24/9/1930 | BIRM |
| Viola tricolor x arvensis = V. x contempta | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Watson Botanical Exchange Club Harold Stuart Thompson | 9/1930 to 10/1930 | BIRM |
| Viola tricolor x arvensis = V. x contempta | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Harold Stuart Thompson | 18/5/1931 | BIRM |
| Viola tricolor x arvensis = V. x contempta | GB, VC20 Hertfordshire, Saint Ippolyts | Joseph Edward Little | Watson Botanical Exchange Club Job Edward Lousley | 18/5/1931 | SLBI |
| Viola tricolor x arvensis = V. x contempta | GB, VC20 Hertfordshire, Saint Ippolyts | Joseph Edward Little | Harold Stuart Thompson | 18/5/1931 | BIRM |
| Viola tricolor x arvensis = V. x contempta | GB, VC20 Hertfordshire, Saint Ippolyts | Joseph Edward Little | Harold Stuart Thompson | 22/5/1931 | BIRM |
+ | Viola tricolor x arvensis = V. x contempta | GB, VC22 Berkshire, Coleman's Moor | George Claridge Druce | George Claridge Druce | 7/1929 | MANCH |
| Viola tricolor x arvensis = V. x contempta | GB, VC22 Berkshire, Coleman's Moor | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Job Edward Lousley | 7/1929 | SLBI |
| Viola tricolor x arvensis = V. x contempta | GB, VC22 Berkshire, Loddon Bridge | Richard Barker Ullman | Richard Barker Ullman | 25/5/1931 | SLBI |
| Viola tricolor x arvensis = V. x contempta | GB, VC22 Berkshire, Loddon Bridge | Richard Barker Ullman | Richard Barker Ullman | 25/5/1931 | SLBI |
| Viola tricolor x arvensis = V. x contempta | GB, VC29 Cambridgeshire, Newmarket | Patrick Martin Hall | Patrick Martin Hall Richard Barker Ullman | 22/5/1932 | SLBI |
| Viola tricolor x arvensis = V. x contempta | GB, VC29 Cambridgeshire, Newmarket | Patrick Martin Hall | Job Edward Lousley Patrick Martin Hall | 22/5/1932 | SLBI |
| Viola tricolor x arvensis = V. x contempta | GB, VC37 Worcestershire, Frankley Beeches | James B Phipps | James B Phipps | 14/9/1954 | BIRM |
| Viola tricolor x arvensis = V. x contempta | GB, VC51 Flintshire, Cwm | James Alfred Wheldon | Botanical Exchange Club of The British Isles Augustin Ley James Alfred Wheldon | 3/6/1909 | BIRM |
| Viola tricolor x arvensis = V. x contempta | GB, VC111 Orkney, Stromness | Edward Shearburn Marshall | William Hadden Beeby | 16/7/1900 | SLBI |