Plural of capitellum; small head-like structures in botany and anatomy.
From Latin capitella, feminine plural of capitellum (diminutive of caput, 'head'). Literally means 'little heads.'
In biology, botanists use 'capitella' for flower clusters that bunch together in a head-like way—like clover flowers. It's the diminutive form of caput, so it literally means 'tiny little heads!'
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