Skip to Content


« Back to Glossary Index

– Etymology
– Carl Linnaeus named the order containing the genus Citrus as Hesperideæ.
– The name alludes to the golden apples of the Hesperides.

– Development
– The outer ovary wall transforms into the thick spongy layer of the rind.
– The inner ovary wall becomes juicy with multiple seeds.
– Peel has volatile oil glands in pits.
– The fleshy interior is divided into carpels filled with fluid-filled vesicles.
– Specialized hair cells are present in the vesicles.

– Uses
– Oranges, lemons, limes, and grapefruits are common hesperidia examples.
– The rind of cultivated hesperidia is usually not eaten due to its toughness and bitterness.
– Exception: kumquat is consumed entirely.
– The outermost pigmented rind layer contains essential oils and is called flavedo.
– Scraped off flavedo is used as zest in culinary preparations.

– See also
– Food portal
Fruit anatomy

– References
– Bailey, L. H.; Bailey, E. Z. (1976). Hortus (Thirded.). New York: Macmillan. p.275. ISBN0-02-505470-8

– External links
– Wikimedia Commons has media related to Hesperidium.
– The article is a stub; help expand it on Wikipedia.
– Retrieved from
– Categories: Fruit morphology, Rutaceae, Fruit stubs, Rutaceae stubs
– Hidden categories: Articles with short description, Short description matches Wikidata, Articles lacking in-text citations from May 2009, All articles lacking in-text citations, Commons category link from Wikidata, All stub articles

Hesperidium (Wikipedia)

A hesperidium (pl.: hesperidia) is a modified berry with a tough, leathery rind.

Several kinds of citrus, the most common hesperidium, cut open and ready to eat
« Back to Glossary Index