false calyx vs calyculus

false calyx and calyculus both are nouns.

Word	Noun	Adjective	Verb	Adverb
false calyx	Yes	No	No	No
calyculus	Yes	No	No	No

As nouns, false calyx and calyculus are synonyms defined as:

false calyx and calyculus: a group of bracts simulating a calyx as in a carnation or hibiscus

Other synonyms of false calyx include calycle, epicalyx.

false calyx (noun)	calyculus (noun)
a group of bracts simulating a calyx as in a carnation or hibiscus	a small cup-shaped structure (as a taste bud or optic cup or cavity of a coral containing a polyp)
	a group of bracts simulating a calyx as in a carnation or hibiscus