Noun flowering crab has 2 senses
  1. Bechtel crab, flowering crab - derived from the Iowa crab and cultivated for its large double pink blossoms
    --1 is a kind of Iowa crab, Iowa crab apple, prairie crab, western crab apple, Malus ioensis
  2. Southern crab apple, flowering crab, Malus angustifolia - small tree or shrub of southeastern United States; cultivated as an ornamental for its rose-colored blossoms
    --2 is a kind of crab apple, crabapple, cultivated crab apple