Prunus x blireiana Flowering Plum
Prunus × blireiana (or blireana), the purple-leafed plum or double-flowering plum, is a cross between the Japanese apricot (Prunus mume) and the purple-leaved plum cultivar Prunus cerasifera 'Pissardii'. Produces masses of rose pink flowers in late winter to early spring. Grows to around 5m tall x 3m wide.
Reference accessed 15/4/21
Image accessed 15/4/21