African tulip vs African lily

African tulip and African lily both are nouns.

Word	Noun	Adjective	Verb	Adverb
African tulip	Yes	No	No	No
African lily	Yes	No	No	No

As nouns, African tulip and African lily are synonyms defined as:

African tulip and African lily: African plant with bright green evergreen leaves and umbels of many usually deep violet-blue flowers

Other synonyms of African tulip include Agapanthus africanus, blue African lily.

African tulip (noun)	African lily (noun)
African plant with bright green evergreen leaves and umbels of many usually deep violet-blue flowers	African plant with bright green evergreen leaves and umbels of many usually deep violet-blue flowers