The apple is a tree and its pomaceous fruit, of species Malus domestica in the rose family Rosaceae, is one of the most widely cultivated tree fruits.
It is a small deciduous tree reaching 5-12 m tall, with a broad, often densely twiggy crown.
The leaves are alternately arranged, simple oval with an acute tip and serrated margin, slightly downy below, 5-12 cm long and 3-6 cm broad on a 2-5 cm petiole.
The flowers are produced in spring with the leaves, white, usually tinged pink at first, 2.5-3.5 cm diameter, with five petals.
The fruit matures in Autumn, and is typically 5-8 cm diameter (rarely up to 15 cm).