Synonyms for Japanese Flowering Cherry (same or very similar meaning)
WordNet sense 1 (ornamental tree with inedible fruit widely cultivated in many varieties for its pink blossoms):
Prunus sieboldiiWordNet sense 2 (ornamental tree with inedible fruits widely cultivated in many varieties for its white blossoms):
oriental cherry, Japanese cherry, Prunus serrulataFrom the ODE community, based on WordNetadd/edit