Pome

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An apple is a pome fruit. The parts of the fruit are labelled.

In botany, a pome[pronunciation?] is a type of fruit produced by flowering plants in the subtribe Malinae of the family Rosaceae. 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.[1] Pome fruit trees are deciduous, and undergo a dormant winter period that requires cold temperatures to break dormancy in spring.[1] Well-known pomes include the apple, pear, and quince.[1]

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 Old French word for "apple": pome (12th century; modern French is pomme), which in turn derived from the Late Latin or Vulgar Latin word poma "apple", originally the plural of Latin pomum "fruit", later "apple".[2]

Morphology

A pome is an accessory fruit composed of one or more carpels 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",[3] and by others as a fused hypanthium (floral cup).[3] It is the most edible part of this fruit.[citation needed]

The carpels of a pome are fused within the "core".

mesocarp 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 seed, and corresponds to what is commonly called the core.[citation needed
]

Pome-type fruit with stony rather than leathery

endocarp may be called a polypyrenous drupe.[5]

The shriveled remains of the

inferior in these flowers.[citation needed
]

Examples

Pomes of common medlar, Mespilus germanica

The best-known example of a pome is the

]

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

See also

References

  1. ^ a b c "Apples, pears and other pome fruit". www.dpi.nsw.gov.au. 2017. Retrieved 2023-02-23.
  2. ^ Harper, Douglas. "Online Etymological Dictionary: entry: pome". Online Etymological Dictionary. Retrieved 2 June 2016.
  3. ^ a b Esau, K. 1977. Anatomy of seed plants. John Wiley and Sons, New York.
  4. ^ Hickey, M.; King, C. (2001). The Cambridge Illustrated Glossary of Botanical Terms. Cambridge University Press.
  5. S2CID 16578516
    .

External links

  • Media related to Pome at Wikimedia Commons
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