star anise vs Illicium anisatum

star anise and Illicium anisatum both are nouns.

Word	Noun	Adjective	Verb	Adverb
star anise	Yes	No	No	No
Illicium anisatum	Yes	No	No	No

As nouns, star anise and Illicium anisatum are synonyms defined as:

star anise and Illicium anisatum: small shrubby tree of Japan and Taiwan; flowers are not fragrant

star anise (noun)	Illicium anisatum (noun)
anise-scented star-shaped fruit or seed used in Asian cooking and medicine	small shrubby tree of Japan and Taiwan; flowers are not fragrant
small tree of China and Vietnam bearing anise-scented star-shaped fruit used in food and medicinally as a carminative
small shrubby tree of Japan and Taiwan; flowers are not fragrant