floret
US /ˈflɔːr.ət/
UK /ˈflɔːr.ət/

1.
fleuron, fleurette
one of the small flowers forming the head of a composite flower or a dense cluster of flowers
:
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Each tiny floret contributed to the beauty of the sunflower.
Chaque petite fleuron contribuait à la beauté du tournesol.
•
The broccoli head is composed of many small florets.
La tête de brocoli est composée de nombreux petits fleurons.