WordNet sense 1 (small tree of China and Vietnam bearing anise-scented star-shaped fruit used in food and medicinally as a carminative):

Chinese anise, Illicium verum

WordNet sense 2 (small shrubby tree of Japan and Taiwan; flowers are not fragrant):

Illicium anisatum

WordNet sense 3 (anise-scented star-shaped fruit or seed used in Oriental cooking and medicine):

star aniseed