| Salix aurita x myrsinifolia = S. x coriacea | GB, VC17 Surrey, Kew Cultivated | | Charles Bailey Edward Francis Linton Leicester Darwall | 7/5/1868 31/8/1871 | MANCH |
| Salix aurita x myrsinifolia = S. x coriacea | GB, VC17 Surrey, Kew | Leicester Darwall | Charles Bailey | 7/5/1868 to 31/8/1871 | MANCH |
| Salix aurita x myrsinifolia = S. x coriacea | GB, VC30 Bedfordshire, Woburn | Leicester Darwall | Charles Bailey John Hardy John Ewbank Leefe | 24/3/1868 to 4/4/1868 13/8/1868 | MANCH |
| Salix aurita x myrsinifolia = S. x coriacea | GB, VC30 Bedfordshire, Woburn Cultivated | John Ewbank Leefe | Charles Bailey Leicester Darwall | 24/3/1868 4/4/1868 13/8/1868 | MANCH |
| Salix aurita x myrsinifolia = S. x coriacea | GB, VC30 Bedfordshire, Woburn | Leicester Darwall | Charles Bailey John Ewbank Leefe James Ward | 24/3/1868 to 4/4/1868 13/8/1868 | MANCH |
| Salix aurita x repens x herbacea = S. x grahamii | Cultivated | Leicester Darwall William Borrer | Charles Bailey | 26/8/1876 | MANCH |
| Salix aurita x repens x herbacea = S. x grahamii | GB Cultivated | Leicester Darwall | Charles Bailey Leicester Darwall | 11/7/1867 to 13/6/1868 | MANCH |
| Salix aurita x repens x herbacea = S. x grahamii | GB, Scotland Cultivated | Leicester Darwall | Charles Bailey | 11/7/1867 13/6/1868 | MANCH |
| Salix caprea x myrsinifolia = S. x latifolia | GB, VC30 Bedfordshire, Woburn | Leicester Darwall | Charles Bailey | 19/5/1869 21/8/1869 | MANCH |
| Salix caprea x myrsinifolia = S. x latifolia | GB, VC30 Bedfordshire, Woburn Cultivated | John Ewbank Leefe Leicester Darwall | Charles Bailey John Hardy | 19/5/1869 21/8/1869 | MANCH |
| Salix caprea x myrsinifolia = S. x latifolia | GB, VC30 Bedfordshire, Woburn | Leicester Darwall | Charles Bailey John Ewbank Leefe | 19/5/1869 21/8/1869 | MANCH |
| Salix lanata | | Scaling Leicester Darwall | John Ewbank Leefe | | SLBI |
| Salix triandra x viminalis = S. x mollissima | | John Ewbank Leefe | John Ewbank Leefe Leicester Darwall | 14/5/1867 24/4/1869 21/8/1869 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC29 Cambridgeshire, Trumpington | Leicester Darwall | | 8/4/1834 | CGE |
| Salix x mollissima var. hippophaefolia | | Leicester Darwall | Charles Bailey | 24/4/1869 14/5/1869 21/8/1869 | MANCH |
| Scrophularia auriculata | GB, VC39 Staffordshire, Walsall | Leicester Darwall | Beatrice Frederica Lovibond | 26/8/1830 | K |
| Scrophularia auriculata | GB, VC63,VC64, Gargrave GB, VC64 Mid-west Yorkshire, Skipton | John Howson | Beatrice Frederica Lovibond Leicester Darwall | | K |
| Scrophularia vernalis | | Mary Parker | Leicester Darwall Beatrice Frederica Lovibond | | K |
| Scrophularia vernalis | GB, VC40 Shropshire, Oswestry | John Freeman Milward Dovaston | Leicester Darwall Beatrice Frederica Lovibond | | K |
| Scutellaria galericulata | GB, VC39 Staffordshire, Walsall | Leicester Darwall | Beatrice Frederica Lovibond | 8/1830 | K |
| Scutellaria minor | GB, VC39 Staffordshire, Walsall Wood | | Beatrice Frederica Lovibond Leicester Darwall | 10/8/1832 | K |
| Scutellaria minor | GB, VC39 Staffordshire, Walsall Wood | Henry Edward Lowe | Beatrice Frederica Lovibond Leicester Darwall | 21/8/1830 | K |
| Stachys palustris | GB, VC61 South-east Yorkshire, Heslington Field | | Leicester Darwall Beatrice Frederica Lovibond | 8/1832 | K |
| Tephroseris integrifolia | GB, VC29 Cambridgeshire, Gog Magog Hills | Henry Edward Lowe | Beatrice Frederica Lovibond Leicester Darwall | 4/1834 | K |
| Teucrium scordium | GB, VC29 Cambridgeshire, Cambridge GB, VC29 Cambridgeshire, Impington | Blunt | Beatrice Frederica Lovibond Leicester Darwall | 10/1832 | K |
| Teucrium scorodonia | GB, VC39 Staffordshire, Walsall | | Leicester Darwall | 4/9/1830 | K |
| Thymus praecox subsp. arcticus | GB, VC29 Cambridgeshire, Hinton | Leicester Darwall | Beatrice Frederica Lovibond | 21/6/1830 | K |
| Thymus praecox subsp. arcticus | GB, VC39 Staffordshire, Wallsall | Leicester Darwall | Beatrice Frederica Lovibond | 5/7/1852 | K |
| Veronica arvensis | GB, VC27 East Norfolk, Wiveton | Leicester Darwall | Beatrice Frederica Lovibond | 1837 | K |
| Veronica beccabunga | | | Wainwright Beatrice Frederica Lovibond Leicester Darwall | | K |
| Veronica officinalis | | Leicester Darwall | Wainwright Leicester Darwall Beatrice Frederica Lovibond | | K |