Agapanthus africanus vs African tulip

Agapanthus africanus and African tulip both are nouns.

Word	Noun	Adjective	Verb	Adverb
Agapanthus africanus	Yes	No	No	No
African tulip	Yes	No	No	No

As nouns, Agapanthus africanus and African tulip are synonyms defined as:

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

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

Agapanthus africanus (noun)	African tulip (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