| Anemone nemorosa | GB, VC21 Middlesex, London | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1883 | MANCH |
+ | Carum carvi | GB, VC21 Middlesex, London | | Charles Bailey Eyre Champion de Crespigny | 1874 | MANCH |
| Rubus macrophyllus | GB, VC21 Middlesex, Highgate | Eyre Champion de Crespigny | Botanical Exchange Club of The British Isles | 1882 | SLBI |
| Rubus macrophyllus | GB, VC21 Middlesex, Highgate | Eyre Champion de Crespigny | Botanical Exchange Club of The British Isles | 1882 | SLBI |
| Milium effusum | GB, VC21 Middlesex, Hendon | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny Eyre de Crespigny | 1876 | MANCH |
| Nasturtium sylvestre | GB, VC21 Middlesex, Hendon | Eyre Champion de Crespigny | Charles Bailey | 7/1894 | MANCH |
| Nasturtium sylvestre | GB, VC21 Middlesex, Hendon | Eyre Champion de Crespigny | Charles Bailey | 7/1894 | MANCH |
+ | Gnaphalium sylvaticum | GB, VC21 Middlesex, Harrow,Harrow Weald Common | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1882 | MANCH |
| Achillea ptarmica | GB, VC21 Middlesex, Harrow Weald Common | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1882 | MANCH |
| Achillea ptarmica | GB, VC21 Middlesex, Harrow Weald | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1882 | MANCH |
| Rubus flexuosus | GB, VC21 Middlesex, Harrow Weald | Eyre Champion de Crespigny | | 8/1879 | SLBI |
+ | Galeopsis versicolor | GB, VC21 Middlesex, Harrow | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny Eyre de Crespigny | 1882 | MANCH |
| Butomus umbellatus | GB, VC21 Middlesex, Harefield | Eyre Champion de Crespigny | Charles Bailey | 1883 | MANCH |
| Butomus umbellatus | GB, VC21 Middlesex, Harefield | | Charles Bailey Eyre Champion de Crespigny | 1883 | MANCH |
| Dentaria bulbifera | GB, VC21 Middlesex, Harefield | Eyre Champion de Crespigny | Charles Bailey | 5/1878 | BIRM |
| Dipsacus pilosus | GB, VC21 Middlesex, Harefield | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1883 | MANCH |
| Potamogeton alpinus | GB, VC21 Middlesex, Harefield | Eyre Champion de Crespigny | Charles Bailey | 6/1881 | MANCH |
| Potamogeton pusillus | GB, VC21 Middlesex, Harefield | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1883 | MANCH |
| Potamogeton trichoides | GB, VC21 Middlesex, Harefield | Eyre Champion de Crespigny | Charles Bailey Eyre de Crespigny | 1882 | MANCH |
| Anemone nemorosa | GB, VC21 Middlesex, Hampstead Heath | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1873 | MANCH |
+ | Carex divisa | GB, VC21 Middlesex, Hampstead Heath | Eyre Champion de Crespigny | Charles Bailey | 1878 | MANCH |
| Carex divisa | GB, VC21 Middlesex, Hampstead Heath | Eyre Champion de Crespigny | Eyre Champion de Crespigny | 1878 | BM |
| Eriophorum angustifolium | GB, VC17 Surrey, Rudgate Heath GB, VC21 Middlesex, Hampstead Heath | Eyre Champion de Crespigny | Charles Bailey | 1875 | MANCH |
| Eriophorum angustifolium | GB, VC17 Surrey, Reigate Heath GB, VC21 Middlesex, Hampstead Heath | | Charles Bailey Eyre Champion de Crespigny | | MANCH |
| Oxalis acetosella | GB, VC21 Middlesex, Hampstead Heath | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny Eyre de Crespigny | 1877 | MANCH |
| Rubus sprengelii | GB, VC21 Middlesex, Hampstead Heath | Eyre Champion de Crespigny | Botanical Exchange Club of The British Isles | 1882 | SLBI |
| 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 |
| Serratula tinctoria | GB, VC21 Middlesex, Hampstead Heath | | Charles Bailey Eyre Champion de Crespigny | 1881 | MANCH |
| Serratula tinctoria | GB, VC21 Middlesex, Hampstead Heath | Eyre Champion de Crespigny | Charles Bailey | 1881 | MANCH |
| Serratula tinctoria | GB, VC21 Middlesex, Hampstead Heath | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1876 | MANCH |
| Ranunculus acris | GB, VC21 Middlesex, Hampstead | Eyre Champion de Crespigny | Charles Bailey | 7/9/1875 | MANCH |
| Ranunculus repens | GB, VC21 Middlesex, Hampstead | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1875 | MANCH |
| Stachys sylvatica x palustris = S. x ambigua | GB, VC21 Middlesex, Hampstead | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1879 | MANCH |
| Caltha palustris var. guerangerii | GB, VC21 Middlesex, Hammersmith | Eyre Champion de Crespigny | Charles Bailey | | MANCH |
| Salix viminalis x cinerea = S. x holosericea | GB, VC21 Middlesex, Hammersmith | Eyre Champion de Crespigny | Charles Bailey | 6/1882 | MANCH |
| Carex divisa | GB, VC21 Middlesex, Finchley | Eyre Champion de Crespigny | | 7/1878 | BM |
| Cirsium arvense | GB, VC21 Middlesex, Finchley | Eyre Champion de Crespigny | Botanical Exchange Club of The British Isles Augustin Ley | 7/1881 | BIRM |
+ | Baldellia ranunculoides | GB, VC21 Middlesex, Chiswick | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1887 | MANCH |
+ | Chenopodium glaucum | GB, VC21 Middlesex | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1882 | MANCH |
+ | Ranunculus arvensis | GB, VC21 Middlesex | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1871 | MANCH |