cypsela

noun

cyp·​se·​la

ˈsipsələ

plural cypselae

-ˌlē

: an achene developed from an inferior bicarpellary ovary fused with the calyx tube (as in the sunflower)

Word History

Etymology

New Latin, from Greek kypselē hollow vessel, chest, box; akin to Greek kyphos bent, crooked

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