- crab apple, crabapple, cultivated crab apple - any of numerous varieties of crab apples cultivated for their small acid (usually bright red) fruit used for preserving or as ornamentals for their blossoms
--1 is a kind of apple tree
--1 has parts: crab apple, crabapple
--1 has particulars:Siberian crab, Siberian crab apple, cherry apple, cherry crab, Malus baccata; Southern crab apple, flowering crab, Malus angustifolia - wild apple, crab apple, crabapple - any of numerous wild apple trees usually with small acid fruit
--2 is a kind of apple tree
--2 has particulars:wild crab, Malus sylvestris; American crab apple, garland crab, Malus coronaria; Oregon crab apple, Malus fusca; Iowa crab, Iowa crab apple, prairie crab, western crab apple, Malus ioensis - crab apple, crabapple - small sour apple; suitable for preserving; "crabapples make a tangy jelly"
--3 is a kind of apple
--3 is a part of crab apple, crabapple, cultivated crab apple