Prunus subg. Cerasus is a subgenus of Prunus, commonly known as the true cherries. Species of the subgenus have a single winter bud per axil. The flowers are usually in small corymbs or umbels of several together (occasionally solitary, e.g. P. serrula), but some species have short racemes (e.g. P. maacki). The fruit is a drupe and has no...