Synonyms for Flowering Crab (same or very similar meaning)
WordNet sense 1 (derived from the Iowa crab and cultivated for its large double pink blossoms):
Bechtel crabWordNet sense 2 (small tree or shrub of southeastern United States; cultivated as an ornamental for its rose-colored blossoms):
Southern crab apple, Malus angustifoliaFrom the ODE community, based on WordNetadd/edit