| Juncus inflexus x effusus = J. x diffusus | GB, VC24 Buckinghamshire, Linslade | George Claridge Druce | Botanical Exchange Club of The British Isles Charles Bailey George Claridge Druce | 7/1898 | MANCH |
| Juncus inflexus x effusus = J. x diffusus | GB, VC25 East Suffolk, Grundisburgh | William Robert Sherrin | William Robert Sherrin | 7/1905 | SLBI |
| Juncus inflexus x effusus = J. x diffusus | GB, VC27 East Norfolk, Swafield | Edward Francis Linton | Edward Francis Linton | 13/9/1886 | SLBI |
| Juncus inflexus x effusus = J. x diffusus | GB, VC28 West Norfolk, Dereham | William Richardson Linton | William Hadden Beeby | 14/9/1886 | SLBI |
| Juncus inflexus x effusus = J. x diffusus | GB, Norfolk, Bradfield | Edward Francis Linton | Charles Bailey Edward Francis Linton | 19/9/1886 | MANCH |
| Juncus inflexus x effusus = J. x diffusus | GB, Norfolk, Bradfield | William Richardson Linton | William Hadden Beeby | 13/9/1886 | SLBI |
+ | Juncus inflexus x effusus = J. x diffusus | GB, VC30 Bedfordshire, Eaton Socon | E.B Job Edward Lousley John George Dony John Norton Mills R C L | John Norton Mills | | MANCH |
| Juncus inflexus x effusus = J. x diffusus | GB, VC30 Bedfordshire, Eaton Socon | John Norton Mills | | 28/6/1948 | MANCH |
| Juncus inflexus x effusus = J. x diffusus | GB, VC31 Huntingdonshire, Graffham | William Richardson Linton | | 17/9/1886 | SLBI |
| Juncus inflexus x effusus = J. x diffusus | GB, VC36 Herefordshire, Cowleigh Park Farm | Richard Francis Towndrow | Augustin Ley | 30/10/1884 | BIRM |
| Juncus inflexus x effusus = J. x diffusus | GB, VC36 Herefordshire, Haugh Wood | | Augustin Ley | 12/7/1893 | BIRM |
| Juncus inflexus x effusus = J. x diffusus | GB, VC36 Herefordshire, Saint Weonards | Augustin Ley | Augustin Ley | 10/10/1879 | BIRM |
| Juncus inflexus x effusus = J. x diffusus | GB, VC36 Herefordshire, Sellack | Augustin Ley | Augustin Ley | 3/8/1877 | BIRM |
| Juncus inflexus x effusus = J. x diffusus | GB, VC36 Herefordshire, Sellack | Augustin Ley | Augustin Ley | 17/7/1893 | BIRM |
| Juncus inflexus x effusus = J. x diffusus | GB, VC37 Worcestershire, Malvern | Philip M Sewell | Charles Bailey Frederick Thompson Mott Thomas Thorp | | MANCH |
| Juncus inflexus x effusus = J. x diffusus | GB, VC37 Worcestershire, Malvern | Richard Francis Towndrow | Richard Francis Towndrow | 20/8/1884 | SLBI |
| Juncus inflexus x effusus = J. x diffusus | GB, VC37 Worcestershire, Newland Common | | Augustin Ley | 30/9/1879 | BIRM |
| Juncus inflexus x effusus = J. x diffusus | GB, VC38 Warwickshire, Balsall | | George Stephen West John Harbord Lewis | | BIRM |
| Juncus inflexus x effusus = J. x diffusus | GB, VC38 Warwickshire, Curdworth | James Eustace Bagnall | Charles Bailey | 23/8/1875 | MANCH |
| Juncus inflexus x effusus = J. x diffusus | GB, VC38 Warwickshire, Honiley | Henry Bromwich | Charles Bailey | 9/1869 | MANCH |
| Juncus inflexus x effusus = J. x diffusus | GB, VC38 Warwickshire, Honiley | | Robert Large Baker | 9/1873 | BIRM |
| Juncus inflexus x effusus = J. x diffusus | GB, VC38 Warwickshire, Honiley | | Robert Large Baker | 9/1874 | BIRM |
| Juncus inflexus x effusus = J. x diffusus | GB, VC50 Denbighshire, Horseman's Green | W Horton-Smith | | 6/8/1917 | MANCH |
| Juncus inflexus x effusus = J. x diffusus | GB, VC55 Leicestershire, Bradgate | Albert Bruce Jackson | | 8/1903 | MANCH |
| Juncus inflexus x effusus = J. x diffusus | GB, VC55 Leicestershire, Thurcaston | | Charles Bailey Frederick Thompson Mott Thomas Thorp | 9/1854 | MANCH |
| Juncus inflexus x effusus = J. x diffusus | GB, VC57 Derbyshire, Bradley | Edward Francis Linton William Richardson Linton | Edward Francis Linton | 8/1889 | SLBI |
| Juncus inflexus x effusus = J. x diffusus | GB, VC57 Derbyshire, Corley | | William Hunt Painter William Richardson Linton | 6/9/1888 | MANCH |
| Juncus inflexus x effusus = J. x diffusus | GB, VC58 Cheshire, Hatchmere | W Horton-Smith | | 2/7/1919 | MANCH |
| Juncus inflexus x effusus = J. x diffusus | GB, VC58 Cheshire, Winsford | W Horton-Smith | | 19/7/1916 | MANCH |
| Juncus inflexus x effusus = J. x diffusus | GB, VC60 West Lancashire, Grimsargh | James Alfred Wheldon | Botanical Exchange Club of The British Isles Augustin Ley James Alfred Wheldon | 8/1900 | BIRM |
| Juncus inflexus x effusus = J. x diffusus | GB, VC62 North-east Yorkshire, Thirsk | John Gilbert Baker | George Stephen West | 9/1862 | BIRM |
| Juncus inflexus x effusus = J. x diffusus | GB, VC64 Mid-west Yorkshire, Malham | | | 8/1879 | ABS |
| Juncus inflexus x effusus = J. x diffusus | GB, VC91 Kincardineshire, Kincardine | | Charles Bailey John Wilson Rimington Spencer Henry Bickham | 1849 | MANCH |