catananche vs flower

catananche and flower both are nouns.

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

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

catananche: any of several plants of the genus Catananche having long-stalked heads of blue or yellow flowers
flower: a plant cultivated for its blooms or blossoms

catananche (noun)	flower (noun)
any of several plants of the genus Catananche having long-stalked heads of blue or yellow 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

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