Malus sieversii Malus sieversii Malus sieversii is a wild apple native to the mountains of Central Asia in southern Kazakhstan. It has recently been shown to be the primary ancestor of most cultivars of the domesticated apple ("Malus pumila"). It was first described (as Pyrus sieversii) in 1833 by Carl Friedrich von Ledebour, a German naturalist who saw them growing in the Altai Mountains. It is a deciduous tree growing to , very similar in appearance to the domestic apple. Its fruit is the largest of any species of "Malus" except "pumila", up to 7 cm diameter, equal in size to many
Fruit tree Fruit tree A fruit tree is a tree which bears fruit that is consumed or used by humans and some animals — all trees that are flowering plants produce fruit, which are the ripened ovaries of flowers containing one or more seeds. In horticultural usage, the term 'fruit tree' is limited to those that provide fruit for human food. Types of fruits are described and defined elsewhere (see Fruit), but would include "fruit" in a culinary sense, as well as some nut-bearing trees, such as walnuts. The scientific study and the cultivation of fruits is called pomology, which divides fruits