+ | Blysmus compressus | GB, VC14 East Sussex, Pevensey | Chenevix-Trench | Chenevix-Trench | 1895 | MANCH |
+ | Bupleurum tenuissimum | GB, VC13 West Sussex, Shoreham | Chenevix-Trench | Chenevix-Trench Chenevix-Trench | 1894 | MANCH |
+ | Bupleurum tenuissimum | GB, VC13 West Sussex, Shoreham | Chenevix-Trench | Chenevix-Trench Chenevix-Trench | 1894 | MANCH |
| Butomus umbellatus | GB, VC14 East Sussex, Pevensey | Chenevix-Trench | | 1891 | MANCH |
+ | Calamintha arvensis | GB, VC14 East Sussex, South Downs | | Chenevix-Trench | 1892 | MANCH |
| Caltha palustris var. guerangerii | GB, VC57 Derbyshire, Upperfold | | Chenevix-Trench | | MANCH |
| Caltha palustris var. guerangerii | GB, VC57 Derbyshire, Upperfold | | Chenevix-Trench | | MANCH |
| Caltha palustris var. guerangerii | GB, VC57 Derbyshire, Upperfold | | Chenevix-Trench | | MANCH |
| Campanula latifolia | GB, VC69 Westmorland, Windermere | | Chenevix-Trench | 1898 | MANCH |
+ | Campanula patula | Harts, Headley | Chenevix-Trench | Chenevix-Trench Chenevix-Trench | | MANCH |
+ | Campanula patula | GB, VC40 Shropshire, Ludlow,Caynham Camp | Chenevix-Trench | Chenevix-Trench Chenevix-Trench | | MANCH |
| Campanula trachelium | GB, VC13 West Sussex, West Burton | | Chenevix-Trench | 1885 | MANCH |
+ | Carex divisa | GB, VC13 West Sussex, Chichester,Apuldram [Appledram] | | Chenevix-Trench | | MANCH |
+ | Carex divisa | GB, VC13 West Sussex, Chichester,Apuldram [Appledram] | | Chenevix-Trench | 1896 | MANCH |
+ | Carex divisa | GB, Sussex | | Chenevix-Trench | 1895 | MANCH |
+ | Carex divisa | GB, VC13 West Sussex, Fishbourne | | Chenevix-Trench | 1896 | MANCH |
+ | Carex divisa | GB, VC13 West Sussex, Chichester,Apuldram [Appledram] | | Chenevix-Trench | 1896 | MANCH |
+ | Carex divisa | GB, Sussex | | Chenevix-Trench | 1895 | MANCH |
| Carex montana | GB, VC14 East Sussex, Chailey Common | | Chenevix-Trench | | MANCH |
| Carex montana | GB, VC14 East Sussex, Chailey Common | | Chenevix-Trench | 1895 | MANCH |
| Carex montana | GB, VC14 East Sussex, Chailey Common | | Chenevix-Trench | | MANCH |
| Carex otrubae x remota = C. x pseudoaxillaris | GB, VC13 West Sussex, Birdham | | Chenevix-Trench | 1897 | MANCH |
| Carex otrubae x remota = C. x pseudoaxillaris | GB, VC13 West Sussex, Birdham | Chenevix-Trench | | 1897 | MANCH |
| Carex pallescens | GB, VC14 East Sussex, Chailey | | Chenevix-Trench | 1895 | MANCH |
| Carex pallescens | GB, VC14 East Sussex, Chailey | | Chenevix-Trench | 1895 | MANCH |
| Carex pseudocyperus | GB, VC14 East Sussex, Pevensey | | Chenevix-Trench | 1891 | MANCH |
| Carex pseudocyperus | GB, VC13 West Sussex, North Mundham | | Chenevix-Trench | 1896 | MANCH |
| Carex pseudocyperus | GB, VC13 West Sussex, North Mundham | | Chenevix-Trench | 1896 | MANCH |
| Carex pseudocyperus | GB, VC14 East Sussex, Pevensey | | Chenevix-Trench | 1891 | MANCH |
+ | Centaurea calcitrapa | GB, VC14 East Sussex, Brighton | | Chenevix-Trench | | MANCH |
+ | Centaurea calcitrapa | GB, VC14 East Sussex, Brighton | | Chenevix-Trench | | MANCH |
+ | Centaurea cyanus | GB, VC14 East Sussex, South Downs | Chenevix-Trench | | 1967 | MANCH |
+ | Centaurea cyanus | GB, VC14 East Sussex, South Downs | Chenevix-Trench | | 1967 | MANCH |
| Ceratocapnos claviculata | GB, VC50 Denbighshire, Conway Falls | | Chenevix-Trench | 1898 | MANCH |
| Ceratocapnos claviculata | GB, VC70 Cumberland, Crummock Water | Chenevix-Trench | Chenevix-Trench | 1891 | MANCH |
| Ceratocapnos claviculata | GB, VC50 Denbighshire, Conway Falls | | Chenevix-Trench | 1897 | MANCH |
| Ceratocapnos claviculata | GB, VC83 Midlothian, Corstorphine Hill | | Chenevix-Trench | 1891 | MANCH |
+ | Chamaemelum nobile | GB, VC13 West Sussex, Bexley Hill | | Chenevix-Trench | 1890 | MANCH |
+ | Chenopodium bonus-henricus | GB, VC13 West Sussex, Bury | | Chenevix-Trench | 1885 | MANCH |
+ | Chenopodium bonus-henricus | GB, VC13 West Sussex, Bury | | Chenevix-Trench | 1885 | MANCH |