| Glyceria plicata | GB, VC36 Herefordshire, Colwall | Augustin Ley | Augustin Ley | 30/6/1886 | BIRM |
| Glyceria declinata | GB, VC36 Herefordshire, Craswall | Augustin Ley | Augustin Ley | 31/8/1886 | BIRM |
| Glyceria declinata | GB, VC36 Herefordshire, Craswall | Augustin Ley | Augustin Ley | 31/10/1886 | BIRM |
| Glyceria plicata | GB, VC36 Herefordshire, Craswall | Augustin Ley | Augustin Ley | 31/8/1886 | BIRM |
| Glyceria fluitans | GB, VC36 Herefordshire, Devereux Pools | Augustin Ley | Augustin Ley | 17/6/1886 | BIRM |
| Glyceria plicata | GB, VC36 Herefordshire, Fawley | Augustin Ley | Augustin Ley | 28/7/1881 | BIRM |
| Glyceria fluitans | GB, VC36 Herefordshire, Great Doward | Augustin Ley | Augustin Ley | 11/6/1888 | BIRM |
| Glyceria fluitans x notata = G. x pedicellata | GB, VC36 Herefordshire, Hereford | Augustin Ley | Augustin Ley | 27/7/1886 | BIRM |
| Glyceria maxima | GB, VC36 Herefordshire, Hereford | Augustin Ley | Augustin Ley | 27/7/1886 | BIRM |
| Glyceria plicata | GB, VC36 Herefordshire, Hereford | Augustin Ley | Augustin Ley | 16/9/1899 | BIRM |
| Glyceria fluitans | GB, VC36 Herefordshire, Kimbolton | Augustin Ley | Augustin Ley | 29/7/1884 | BIRM |
| Glyceria declinata | GB, VC36 Herefordshire, Lyonshall Park Wood | Augustin Ley | Augustin Ley | 1/7/1908 | BIRM |
| Glyceria plicata | GB, VC36 Herefordshire, Pentaloe Brook | Augustin Ley | Augustin Ley | 22/7/1889 | BIRM |
| Glyceria fluitans x notata = G. x pedicellata | GB, VC36 Herefordshire, Peterstow | Augustin Ley | Augustin Ley | 8/7/1886 | BIRM |
| Glyceria fluitans x notata = G. x pedicellata | GB, VC36 Herefordshire, Ross | William Henry Purchas | Charles Bailey | 7/1850 | MANCH |
| Glyceria fluitans x notata = G. x pedicellata | GB, VC36 Herefordshire, Ross | Augustin Ley | Charles Bailey | 19/7/1875 | MANCH |
| Glyceria fluitans x notata = G. x pedicellata | GB, VC36 Herefordshire, Ross | | Augustin Ley | 28/7/1886 | BIRM |
| Glyceria maxima | GB, VC36 Herefordshire, Ross, Benhall | | Augustin Ley | 30/7/1884 | BIRM |
| Glyceria fluitans x notata = G. x pedicellata | GB, VC37 Worcestershire, Malvern | | Charles Bailey John Wilson Rimington Spencer Henry Bickham | 11/1847 | MANCH |
| Glyceria fluitans x notata = G. x pedicellata | GB, VC37 Worcestershire, Tardebigge | James Eustace Bagnall | | 16/7/1875 | BON |
| Glyceria fluitans x notata = G. x pedicellata | GB, VC37 Worcestershire, Tardebigge | James Eustace Bagnall | Charles Bailey | 16/7/1875 | MANCH |
| Glyceria fluitans x notata = G. x pedicellata | GB, VC37 Worcestershire, Tardebigge | James Eustace Bagnall | Manchester Museum Charles Bailey | 16/7/1875 | MANCH |
| Glyceria fluitans | GB, VC38 Warwickshire, Chesterton | | Robert Large Baker | 16/7/1872 | BIRM |
| Glyceria declinata | GB, VC38 Warwickshire, Kenilworth | Henry Bromwich | Botanical Exchange Club of The British Isles | 9/1886 | ABS |
| Glyceria declinata | GB, VC38 Warwickshire, Kenilworth | | William Hunt Painter | | ABS |
| Glyceria plicata | GB, VC38 Warwickshire, Kenilworth | Henry Bromwich | Botanical Exchange Club of The British Isles Augustin Ley | 9/1886 | BIRM |
| Glyceria plicata | GB, VC38 Warwickshire, Myton | | Robert Large Baker | 6/1873 | BIRM |
| Glyceria plicata | GB, VC38 Warwickshire, Myton | Henry Bromwich | | 7/1871 | BON |
| Glyceria fluitans x notata = G. x pedicellata | GB, VC38 Warwickshire, Nuneaton | | Manchester Museum Charles Bailey Frederick Thompson Mott Thomas Thorp | 12/1883 | MANCH |
| Glyceria maxima | GB, VC38 Warwickshire, River Leam | | Robert Large Baker | 7/1874 | BIRM |
| Glyceria declinata | GB, VC38 Warwickshire, Sutton Park, Bracebridge Pool | James B Phipps | | 20/6/1953 | BIRM |
| Glyceria fluitans x notata = G. x pedicellata | GB, VC38 Warwickshire, Warwick | | George Stephen West | 11/6/1862 | BIRM |
| Glyceria notata | GB, VC38 Warwickshire, Warwick | John (Joannis) Fraser | William Hunt Painter | 7/1879 | ABS |
| Glyceria fluitans x notata = G. x pedicellata | GB, VC39 Staffordshire, Alstonefield | William Henry Purchas | Augustin Ley | 8/1870 | BIRM |
| Glyceria fluitans x notata = G. x pedicellata | GB, VC39 Staffordshire, Alstonefield | Augustin Ley | Augustin Ley | 25/6/1886 | BIRM |
| Glyceria fluitans | GB, VC39 Staffordshire, Alstonfield | William Henry Purchas | Augustin Ley | 18/5/1881 | BIRM |
| Glyceria declinata | GB, VC39 Staffordshire, Consall | Denis John Carr | University of Manchester | 8/1947 | ABS |
| Glyceria aquatica | GB, VC39 Staffordshire, Kinvere | Edwin Bernard Benson | | 1892 | SHYB |
| Glyceria plicata | GB, VC37,VC38,VC39, Harborne | James B Phipps | James B Phipps | 1/6/1953 | BIRM |
| Glyceria fluitans | GB, VC40 Shropshire, Baschurch | Edwin Bernard Benson | | 8/1895 | SHYB |