American lotus vs Nelumbo lutea

American lotus and Nelumbo lutea both are nouns.

Word	Noun	Adjective	Verb	Adverb
American lotus	Yes	No	No	No
Nelumbo lutea	Yes	No	No	No

As nouns, American lotus and Nelumbo lutea are synonyms defined as:

American lotus and Nelumbo lutea: water lily of eastern North America having pale yellow blossoms and edible globular nutlike seeds

Other synonyms of American lotus include water chinquapin, yanquapin.

American lotus (noun)	Nelumbo lutea (noun)
water lily of eastern North America having pale yellow blossoms and edible globular nutlike seeds	water lily of eastern North America having pale yellow blossoms and edible globular nutlike seeds