eelgrass family vs family Zosteraceae

eelgrass family and family Zosteraceae both are nouns.

Word	Noun	Adjective	Verb	Adverb
eelgrass family	Yes	No	No	No
family Zosteraceae	Yes	No	No	No

As nouns, eelgrass family and family Zosteraceae are synonyms defined as:

eelgrass family and family Zosteraceae: used in some classifications: essentially equivalent to Potamogetonaceae

Other synonyms of eelgrass family include Zosteraceae.

eelgrass family (noun)	family Zosteraceae (noun)
used in some classifications: essentially equivalent to Potamogetonaceae	used in some classifications: essentially equivalent to Potamogetonaceae