bartonia vs flower

bartonia and flower both are nouns.

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

As nouns, flower is a hypernym of bartonia; that is, flower is a word with a broader meaning than bartonia:

bartonia (noun)	flower (noun)
annual grown especially for its fragrant golden nocturnal flowers	a plant cultivated for its blooms or blossoms
	reproductive organ of angiosperm plants especially one having showy or colorful parts
	the period of greatest prosperity or productivity

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