Camellia × williamsii
| Camellia × williamsii | |
|---|---|
Camellia × williamsii 'Roger Hall'  | |
| Genus | Camellia | 
| Species | Camellia × williamsii | 
| Cultivar group | × williamsii | 
| Origin | Originally bred in Cornwall by J.C. Williams. | 
Camellia × williamsii is a cultivar group of hybrid evergreen shrubs that are derived from a crossing of Camellia saluenensis with Camellia japonica. It was originally bred in 1923 at Caerhays Castle in Cornwall by John Charles Williams.