tape grass vs eelgrass

tape grass and eelgrass both are nouns.

Word	Noun	Adjective	Verb	Adverb
tape grass	Yes	No	No	No
eelgrass	Yes	No	No	No

As nouns, tape grass and eelgrass are synonyms defined as:

tape grass and eelgrass: submerged aquatic plant with ribbonlike leaves; Old World and Australia

Other synonyms of tape grass include Vallisneria spiralis, wild celery.

tape grass (noun)	eelgrass (noun)
submerged aquatic plant with ribbonlike leaves; Old World and Australia	submerged marine plant with very long narrow leaves found in abundance along North Atlantic coasts
	submerged aquatic plant with ribbonlike leaves; Old World and Australia