Linked from
The 12 pages that link to Ray floret, each with the reason it gives.
CapitulumBroader topic: Ray florets form the conspicuous outer ring in many familiar capitula.
PetalBroader topic: Its showy petal-like structure is a whole floret, not a single petal.
FloretBroader topic: Its enlarged, often showy corolla makes the outer florets conspicuous.
DahliaBroader topic: The conspicuous outer florets create much of a dahlia’s visible form.