| Rosa canina x obtusifolia = R. x dumetorum | GB, VC62 North-east Yorkshire, Pickering | Ida Mary Roper | Watson Botanical Exchange Club | 17/9/1930 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC34 West Gloucestershire, Bristol,Filton | Ida Mary Roper | Watson Botanical Exchange Club Ida Mary Roper Job Edward Lousley | 8/7/1928 to 11/9/1928 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC58 Cheshire, Burwardsley | Anthony Hurt Wolley Dod | Watson Botanical Exchange Club Anthony Hurt Wolley Dod | 15/7/1900 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC6 North Somerset, Nailsea Ponds | Ida Mary Roper | Watson Botanical Exchange Club | 28/6/1930 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC34 West Gloucestershire, Bristol | Ida Mary Roper | Watson Botanical Exchange Club | 11/6/1918 to 19/9/1918 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC6 North Somerset, Pensford | Ida Mary Roper | Watson Botanical Exchange Club | 22/6/1926 to 24/9/1926 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC6 North Somerset, Pensford | Ida Mary Roper | Watson Botanical Exchange Club | 22/6/1926 to 24/9/1926 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC34 West Gloucestershire, Filton | Ida Mary Roper | Watson Botanical Exchange Club Ida Mary Roper | 8/7/1928 11/9/1928 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC62 North-east Yorkshire, Thirsk | John Gilbert Baker | | 9/1864 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC62 North-east Yorkshire, Thirsk | John Gilbert Baker | | 9/1867 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC17 Surrey, Kew Cultivated | John Gilbert Baker | | 7/1869 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC88 Mid Perthshire, Lochearnhead | William Barclay | | 9/9/1899 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC88 Mid Perthshire, Bridge of Earn | William Barclay | | 17/8/1896 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC86 Stirlingshire, Linn of Campsie | William Barclay | | 28/7/1894 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC38 Warwickshire, Rugby | Andrew Bloxam | William Hadden Beeby | | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC38 Warwickshire, Harborough Magna | Andrew Bloxam | William Hadden Beeby | | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC55 Leicestershire, Twycross | Andrew Bloxam | William Hadden Beeby | | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC17 Surrey, Horsell | W Biddiscombe | Watson Botanical Exchange Club | 18/9/1926 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC17 Surrey, Horsell | W Biddiscombe | Watson Botanical Exchange Club | 4/9/1926 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC17 Surrey, Horsell | W Biddiscombe | Watson Botanical Exchange Club | 8/1928 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC17 Surrey, Woking | W Biddiscombe | | 4/9/1926 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC17 Surrey, Horsell | W Biddiscombe | Watson Botanical Exchange Club | 8/1928 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC17 Surrey, Horsell | W Biddiscombe | Watson Botanical Exchange Club | 8/1928 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC17 Surrey, Witley Common | Edmund Browne Bishop | Botanical Exchange Club of The British Isles Edmund Browne Bishop | 19/7/1937 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC32 Northamptonshire, Ufford | Edmund Browne Bishop | Botanical Exchange Club of The British Isles | 12/9/1936 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | | | Andrew Bloxam | | SHYB |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC3 South Devon, Plymouth | Thomas Richard Archer Briggs | William Hadden Beeby Andrew Bloxam | | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC17 Surrey, Hook | Charles Edward Britton | | 17/8/1915 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC17 Surrey, Malden | Charles Edward Britton | | 7/9/1910 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC17 Surrey, Malden | Charles Edward Britton | | 4/9/1912 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC17 Surrey, Ashtead | Charles Edward Britton | | 13/8/1911 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC17 Surrey, Woldingham | Charles Edward Britton | | 22/8/1915 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC19 North Essex, Waltham Abbey | Charles Edward Britton | | 10/9/1911 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC17 Surrey, Malden | Charles Edward Britton | | 7/9/1910 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC19 North Essex, Waltham Abbey, Essex | Charles Edward Britton | | 10/9/1911 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC17 Surrey, Raynes Park | Charles Edward Britton | | 3/7/1908 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC18 South Essex, Great Warley Street | Charles Edward Britton | | 6/8/1911 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC17 Surrey, Malden | Charles Edward Britton | | 7/9/1910 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC18 South Essex, Epping Long Green | Charles Edward Britton | Botanical Exchange Club of The British Isles Job Edward Lousley | 17/8/1929 | SLBI |
| Rosa canina x obtusifolia = R. x dumetorum | GB, VC18 South Essex, Tylers Common | Charles Edward Britton | | 6/8/1911 | SLBI |