| Viola riviniana var. flavicornis | GB, VC16 West Kent, Bromley | | William Charles Richard Watson | 4/5/1946 | SLBI |
| Rubus scissus | GB, VC16 West Kent, Chislehurst Common | William Charles Richard Watson | William Charles Richard Watson | 1/7/1947 | SLBI |
| Rubus adamsii | GB, VC16 West Kent, Cobham | William Charles Richard Watson | William Charles Richard Watson | 25/7/1946 | SLBI |
| Rubus leucostachys | GB, VC16 West Kent, Crockham Hill | William Charles Richard Watson | William Charles Richard Watson | 25/7/1938 | SLBI |
| Rubus infestior | GB, VC16 West Kent, Dartford Heath | William Charles Richard Watson | Botanical Exchange Club of The British Isles Charles Edward Britton | 8/1933 | SLBI |
| Rubus armipotens | GB, VC16 West Kent, Eltham | | William Charles Richard Watson | 28/7/1939 | SLBI |
| Rubus armipotens | GB, VC16 West Kent, Eltham | William Charles Richard Watson | William Charles Richard Watson | 28/7/1939 | SLBI |
| Rubus diversus | GB, VC16 West Kent, Erith, Lesnes Wood | William Charles Richard Watson | William Charles Richard Watson | 16/7/1939 | SLBI |
| Viola riviniana | GB, VC16 West Kent, Farningham | William Charles Richard Watson | William Charles Richard Watson | 11/5/1946 | SLBI |
| Rubus halsteadensis | GB, VC16 West Kent, Hayes | William Charles Richard Watson | | 19/8/1950 | SLBI |
| Rubus hylophilus | GB, VC16 West Kent, Hayes Cultivated | William Charles Richard Watson | William Charles Richard Watson | 24/7/1928 | SLBI |
| Rubus hylophilus | GB, VC16 West Kent, Hayes Cultivated | | William Charles Richard Watson | 24/7/1928 | SLBI |
| Rubus nessensis | GB, VC16 West Kent, Hayes | William Charles Richard Watson | William Charles Richard Watson | 15/6/1923 | SLBI |
| Crataegus laevigata | GB, VC16 West Kent, Hayes Common | William Charles Richard Watson | Allan Octavian Hume | 1/7/1911 | SLBI |
| Frangula alnus | GB, VC16 West Kent, Hayes Common | William Charles Richard Watson | Allan Octavian Hume | 22/7/1911 | SLBI |
| Rubus crespignyanus | GB, VC16 West Kent, Hayes Common | William Charles Richard Watson | William Charles Richard Watson | 9/7/1937 | SLBI |
| Rubus crespignyanus | GB, VC16 West Kent, Hayes Common | William Charles Richard Watson | William Charles Richard Watson | 9/7/1937 | SLBI |
| Rubus fissus | GB, VC16 West Kent, Hayes Common | William Charles Richard Watson | William Charles Richard Watson | 9/7/1937 | SLBI |
| Rubus infestisepalus | GB, VC16 West Kent, Hayes Common | William Charles Richard Watson | | 22/8/1927 | SLBI |
| Rubus nessensis | GB, VC16 West Kent, Hayes Common | William Charles Richard Watson | William Charles Richard Watson | 28/8/1927 | SLBI |
| Rubus platyacanthus | GB, VC16 West Kent, Hayes Common | William Charles Richard Watson | W O R Watson | 2/7/1937 | SLBI |
| Rubus rudis | GB, VC16 West Kent, Hayes Common | William Charles Richard Watson | William Charles Richard Watson | 27/6/1952 | SLBI |
| Populus nigra | GB, VC16 West Kent, High Elms | William Charles Richard Watson | William Charles Richard Watson | 29/6/1946 | SLBI |
| Rubus calvatus | GB, VC16 West Kent, Hosey Common | William Charles Richard Watson | William Charles Richard Watson | 20/8/1951 | SLBI |
| Rubus campaniensis | GB, VC16 West Kent, Hosey Common | William Charles Richard Watson | | 21/7/1938 28/8/1951 | SLBI |
| Rubus campaniensis | GB, VC16 West Kent, Hosey Common | William Charles Richard Watson | | 28/8/1951 | SLBI |
| Rubus marshallii | GB, VC16 West Kent, Hosey Common | William Charles Richard Watson | | 2/7/1952 | SLBI |
| Rubus praetextus | GB, VC16 West Kent, Hosey Common | William Charles Richard Watson | | | SLBI |
| Rubus praetextus | GB, VC16 West Kent, Hosey Common | William Charles Richard Watson | William Charles Richard Watson | | SLBI |
| Rubus cinerosus | GB, VC16 West Kent, Plumstead Cultivated | William Charles Richard Watson | | 7/1951 | SLBI |
| Rubus cinerosus | GB, VC16 West Kent, Plumstead Cultivated | Edward Charles Wallace | William Charles Richard Watson | 7/1951 | SLBI |
| Viola hirta | GB, VC16 West Kent, Polhill | | William Charles Richard Watson | 27/3/1946 | SLBI |
| Rubus anglofuscus | GB, VC16 West Kent, Rusthall Common | William Charles Richard Watson | | | SLBI |
| Rubus brevistaminosus | GB, VC16 West Kent, Rusthall Common | William Charles Richard Watson | William Charles Richard Watson | 21/9/1935 | SLBI |
| Rubus patuliformis | GB, VC16 West Kent, Rusthall Common | William Charles Richard Watson | William Charles Richard Watson | 7/9/1950 | SLBI |
| Rubus pascuorum | GB, VC16 West Kent, Selsdon | Eric Smoothy Edees | William Charles Richard Watson | 19/7/1952 | SLBI |
| Rubus largificus | GB, VC16 West Kent, Skeet Hill | William Charles Richard Watson | | 5/8/1948 | SLBI |
| Vicia villosa var. glabrescens | GB, VC16 West Kent, Southborough | William Charles Richard Watson | Allan Octavian Hume William Henry Griffin | 20/10/1908 | SLBI |
| Rubus macrophyllus | GB, VC16 West Kent, Spring Park Wood | William Charles Richard Watson | William Charles Richard Watson | 4/7/1953 | SLBI |
| Rubus macrophyllus | GB, VC16 West Kent, Spring Park Wood | William Charles Richard Watson | William Charles Richard Watson | 4/7/1953 | SLBI |