Alismataceae vs water-plantain family

Alismataceae and water-plantain family both are nouns.

Word	Noun	Adjective	Verb	Adverb
Alismataceae	Yes	No	No	No
water-plantain family	Yes	No	No	No

As nouns, Alismataceae and water-plantain family are synonyms defined as:

Alismataceae and water-plantain family: perennial or annual aquatic or marsh plants

Other synonyms of Alismataceae include family Alismataceae.

Alismataceae (noun)	water-plantain family (noun)
perennial or annual aquatic or marsh plants	perennial or annual aquatic or marsh plants