hesperidium
nounEtymology Linnaeus gave the name Hesperideae to an order containing the genus Citrus, in allusion to the golden apples of the Hesperides. The hesperid- stem is now used to form technical terms, such as hesperidin, relating to the citrus fruits.
1
Any of several kinds of true berries, including citrus fruit such as the lemon and lime, which have pulpy interiors and leathery skins containing aromatic oils.