Camellia japonica 'Marchesa Margherita Serra' has green leaves and red, often with purplish cast, formal double flowers.  Camellia japonica 'Marchesa Margherita Serra'  is a very old (1879) Italian cultivar that can be used in a mass planting or as a specimen.  Camellia japonica 'Marchesa Margherita Serra'  is rarely offered and in short supply.

• HARDINESS:  zones (7?)8-9
• EXPOSURE: shade, part shade, sun (might burn foliage
• SIZE:  6-8'+
• FLOWER: red, often with purplish cast
• FORM:  formal double
• SHIPPING SIZE:  1/2 gallon pot.  10-12" plant.  See last photo for example.