A perennial hermaphrodite deciduous shrub. It grows 1.5-2.5m high.
Origin: in East Malling, England, by E. Keep and J.H. Parker, Hort. Res. Intl. Fourth backcross derivative of the Cumberland black raspberry (Rubus occidentalis); pedigree includes red raspberries Malling Landmark, Lloyd George, Pyne's Royal, Norfolk Giant, and Burnetholm; cross made in 1964; selected in 1969; tested as EM 1312/19; introd. in 1977. Plant variety rights held jointly by Plant Breeding Intl. and Hort. Res. Intl. Tree: relatively high yielding; moderate number of very tall canes; rather spreading habit; long, strong fruiting laterals. Resistant to cane Botrytis and spur blight; has genes A1 and A10 conferring resistance to the four known races of the European aphid vector of the raspberry mosaic virus complex; susceptible to raspberry bushy dwarf virus by graft inoculation, but may have some resistance to infection by pollen transmission. Fruit: large; almost round; rather pubescent; late ripening; excellent fresh flavor; suitable for processing.
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