Editing Sepal (section)

==Etymology==
[[File:Petal-sepal.jpg|thumb|Tetramerous flower of ''[[Ludwigia octovalvis]]'' showing petals and sepals]]
[[File:Terengganu roselle.jpg|thumb|After blooming, the sepals of ''[[Hibiscus sabdariffa]]'' expand into an edible [[accessory fruit]].]]
[[File:Vicia February 2008-1.jpg|thumb|In many Fabaceae flowers, a calyx tube surrounds the petals.]]
[[File:20170919Crataegus germanica2.jpg|thumb|The large calyx of the [[medlar]] fruit is the source of its vulgar nicknames.]]

The term ''sepalum'' was coined by [[Noël Martin Joseph de Necker]] in 1790, and derived {{etymology|grc|''{{wikt-lang|grc|σκέπη}}'' ({{grc-transl|σκέπη}})|covering}}.<ref>Stearn, William T. (2000). Botanical Latin, 4th ed.: 38–39. {{ISBN|0-88192-321-4}}</ref><ref>Necker, N.J. de (1790). [https://www.biodiversitylibrary.org/page/3589030 Corollarium ad Philosophiam botanicam Linnaei 18], [https://www.biodiversitylibrary.org/page/3589043 31]</ref>

Collectively, the sepals are called the ''calyx'' (plural: calyces),<ref name="SOED">{{Cite book |title=Shorter Oxford English dictionary, 6th ed. |publisher=Oxford University Press |year=2007 |isbn=978-0199206872 |location=United Kingdom |pages=3804}}</ref> the outermost [[Whorl (botany)|whorl]] of parts that form a flower. The word ''calyx'' was adopted from the Latin {{wikt-lang|la|calyx}},<ref name="BotGloss">Jackson, Benjamin, Daydon; A Glossary of Botanic Terms with their Derivation and Accent; Published by Gerald Duckworth & Co. London, 4th ed 1928</ref> not to be confused with {{wikt-lang|la|calix}} 'cup, goblet'.<ref>John Entick, William Crakelt, Tyronis thesaurus, or, Entick's new Latin English dictionary. Publisher: E.J. Coale, 1822</ref> The Latin ''calyx'' is derived from Greek {{wikt-lang|grc|κάλυξ}} {{Transliteration|grc|kalyx}} 'bud, calyx, husk, wrapping' ({{abbr|cf.|compare with}} Sanskrit {{Transliteration|sa|kalika}} 'bud'),<ref name="Latin Tucker">{{Cite book |last=Tucker, T. G. |title=A Concise Etymological Dictionary of Latin |publisher=Max Niemeyer Verlag |year=1931 |location=Halle (Saale)}}</ref> while {{lang|la|calix}} is derived from Greek {{wikt-lang|grc|κύλιξ}} {{Transliteration|grc|kylix}} 'cup, goblet'; both words have been used interchangeably in botanical Latin.<ref>Stearn, William T. (2000). Botanical Latin, 4th ed.: 38</ref>