flower vs floret

flower and floret both are nouns.

Word	Noun	Adjective	Verb	Adverb
flower	Yes	No	Yes	No
floret	Yes	No	No	No

As nouns, floret is a hyponym of flower; that is, floret is a word with a more specific, narrower meaning than flower:

flower: reproductive organ of angiosperm plants especially one having showy or colorful parts
floret: a diminutive flower (especially one that is part of a composite flower)

Other hyponyms of flower include floweret, apetalous flower, inflorescence, ray floret, ray flower, bud, chrysanthemum.

flower (noun)	floret (noun)
a plant cultivated for its blooms or blossoms	a diminutive flower (especially one that is part of a composite flower)
reproductive organ of angiosperm plants especially one having showy or colorful parts
the period of greatest prosperity or productivity

flower (verb)	floret (verb)
produce or yield flowers