+ | Scleranthus perennis subsp. perennis | GB, Wales | Cross | Charles Bailey Eyre Champion de Crespigny | 1879 | MANCH |
+ | Scleranthus annuus | GB, VC17 Surrey, Guildford | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1876 | MANCH |
| Scilla autumnalis | GB, VC17 Surrey, Moulsey Hurst | Eyre Champion de Crespigny | Arthur Waters Preston | 1876 | ABS |
+ | Schoenoplectus triqueter | GB, VC17 Surrey | Eyre Champion de Crespigny | Charles Bailey Eyre de Crespigny | 1883 | MANCH |
+ | Schoenoplectus triqueter | GB, VC17 Surrey | Eyre Champion de Crespigny | Charles Bailey | 9/1879 | MANCH |
+ | Schoenoplectus triqueter | GB, VC17 Surrey | Eyre Champion de Crespigny | Charles Bailey | 1883 | MANCH |
+ | Schoenoplectus lacustris x triqueter = S. x carinatus | GB, VC17 Surrey, Barnes | Eyre Champion de Crespigny | Charles Bailey | 1884 | MANCH |
+ | Schoenoplectus lacustris x triqueter = S. x carinatus | GB, VC17 Surrey, Barnes | Eyre Champion de Crespigny | Charles Bailey | 1883 | MANCH |
+ | Schoenoplectus lacustris x triqueter = S. x carinatus | GB, VC17 Surrey, Mortlake | Eyre Champion de Crespigny | Charles Bailey | 9/1879 | MANCH |
+ | Schoenoplectus lacustris x triqueter = S. x carinatus | GB, VC17 Surrey, Mortlake | Eyre Champion de Crespigny | Charles Bailey | 1873 to 1879 | MANCH |
+ | Scandix pecten-veneris | GB, VC17 Surrey | Eyre Champion de Crespigny | Charles Bailey | 1879 | MANCH |
+ | Scandix pecten-veneris | GB, VC17 Surrey, Caterham | Eyre Champion de Crespigny | Charles Bailey | 1883 | MANCH |
| Saxifraga umbrosa x spathularis = S. x urbium | IE, Kerry | Alban Edward Lomax | Charles Bailey Eyre Champion de Crespigny | 1886 | MANCH |
+ | Saxifraga hypnoides | | | Botanical Society of London Charles Bailey Eyre Champion de Crespigny | | MANCH |
+ | Saxifraga hypnoides | GB, Scotland | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1878 | MANCH |
+ | Saxifraga cernua | GB, VC88 Mid Perthshire, Aberfeldy (W of),Ben Lawers | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | | MANCH |
| Sanicula europaea | GB, VC17 Surrey, Reigate | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1883 | MANCH |
| Sanicula europaea | GB, VC20 Hertfordshire, Aldbury Nowers | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1881 | MANCH |
| Salix viminalis x cinerea = S. x holosericea | | Eyre Champion de Crespigny | Charles Bailey Eyre de Crespigny Eyre Champion de Crespigny | | MANCH |
| Salix viminalis x cinerea = S. x holosericea | | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | | MANCH |
| Salix viminalis x cinerea = S. x holosericea | GB, VC17 Surrey | Eyre Champion de Crespigny | Eyre Champion de Crespigny | 1882 | MANCH |
| Salix viminalis x cinerea = S. x holosericea | GB, VC17 Surrey, Kew | Eyre Champion de Crespigny | Charles Bailey | 1882 | MANCH |
| Salix viminalis x cinerea = S. x holosericea | GB, VC17 Surrey, Putney | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1889 | MANCH |
| Salix viminalis x cinerea = S. x holosericea | GB, VC17 Surrey, Putney | Eyre Champion de Crespigny | Charles Bailey Eyre de Crespigny Eyre Champion de Crespigny | 1889 | MANCH |
| Salix viminalis x cinerea = S. x holosericea | GB, VC17 Surrey, Putney | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1882 | MANCH |
| Salix viminalis x cinerea = S. x holosericea | GB, VC17 Surrey, Kew GB, VC17 Surrey, Putney | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1883 | MANCH |
| Salix viminalis x cinerea = S. x holosericea | GB, VC21 Middlesex, Hammersmith | Eyre Champion de Crespigny | Charles Bailey | 6/1882 | MANCH |
| Salix viminalis x caprea x cinerea = S. x calodendron | GB, VC21 Middlesex, Hampstead Heath | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1882 | MANCH |
| Salix triandra x viminalis = S. x undulata | GB, VC17 Surrey, Mortlake | Eyre Champion de Crespigny | | 5/1887 9/1887 | BSBI |
+ | Salix triandra x viminalis = S. x mollissima | GB, VC17 Surrey, London,Putney and Wandsworth | Eyre Champion de Crespigny | Charles Bailey | 1882 | MANCH |
| Salix triandra x viminalis var. undulata | GB, VC17 Surrey | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1882 | MANCH |
| Salix triandra x viminalis var. undulata | GB, VC17 Surrey, Mortlake | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1887 | MANCH |
| Salix triandra x viminalis var. undulata | GB, VC17 Surrey, Putney | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1894 | MANCH |
| Salix triandra x viminalis var. undulata | GB, VC17 Surrey, Putney | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1887 | MANCH |
| Salix triandra x viminalis var. undulata | GB, VC17 Surrey, Putney | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1882 | MANCH |
| Salix triandra x viminalis var. undulata | GB, VC17 Surrey, Putney | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1881 | MANCH |
| Salix triandra x viminalis var. undulata | GB, VC17 Surrey, Putney | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1882 | MANCH |
| Salix triandra | GB, VC17 Surrey, Putney | Eyre Champion de Crespigny | Botanical Exchange Club of The British Isles Augustin Ley | 1888 | BIRM |
| Salix purpurea | GB, VC17 Surrey, Putney | Eyre Champion de Crespigny | | 7/1887 9/1887 | BSBI |
| Salix purpurea | GB, VC17 Surrey, Putney | Eyre Champion de Crespigny | Botanical Exchange Club of The British Isles Augustin Ley | 9/1887 to 10/1887 | BIRM |