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In botany, a pome is a type of fruit produced by in the subtribe of the family . Pome fruits consist of a central "core" containing multiple small seeds, which is enveloped by a tough membrane and surrounded by an edible layer of flesh. Pome fruit trees are deciduous, and undergo a dormant winter period that requires cold temperatures to break dormancy in spring. Well-known pomes include the , , and .


Etymology
The word pome entered English in the late 14th century, and referred to an apple or an apple-shaped object. It derived from the word for "apple": pome (12th century; modern French is pomme), which in turn derived from the or word poma "apple", originally the plural of Latin "fruit", later "apple".


Morphology
A pome is an composed of one or more surrounded by accessory tissue. The accessory tissue is interpreted by some specialists as an extension of the receptacle and is then referred to as "fruit cortex",Esau, K. 1977. Anatomy of seed plants. John Wiley and Sons, New York. and by others as a fused (floral cup). It is the most edible part of this fruit.

The carpels of a pome are fused within the "core". Although the , , and of some other fruit types look very much like the skin, flesh, and core respectively of a pome, they are parts of the carpel (see above diagram). The and of a pome may be fleshy and difficult to distinguish from one another and from the hypanthial tissue. The endocarp forms a leathery or stony case around the , and corresponds to what is commonly called the core.

A pome-type fruit with a stony rather than a leathery may be called a .

The shriveled remains of the , style and can sometimes be seen at the end of a pome opposite the stem, and the ovary is therefore often described as inferior in these flowers.


Examples
The best-known example of a pome is the . Other examples of plants that produce fruit classified as a pome are , (hawthorn and mayhaw), , , , , , , , and .

Some pomes may have a mealy texture (e.g., some apples); others (e.g., , ) are berry-like with juicy flesh and a core that is not very noticeable.


See also


External links
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