Anise and fennel in condiments. Is it one thing? Explain these two things.

Illicium verum, Latin scientific name: Illicium verum, alias: fennel, Illicium verum, Illicium verum (in some places, Illicium verum does not refer to Illicium verum), trees of Magnoliaceae and Illicium verum, with a height of10-15m; The crown is tower-shaped, oval or conical; Bark dark gray; Dense branches. It is an Illicium plant. Its namesake dried fruit is one of the seasonings for Chinese food and Southeast Asian cooking. Octagonal picture

Fennel, Latin name: fennel. Alias: Fennel, Xiaoxiang, shredded vegetables, Fennel, Fennel seeds, and Wuguxiang (Sichuan and Guizhou). Young leaves used as vegetables are stems of fennel, plants of Umbelliferae and Fennel, and dried and mature fruits of fennel. It was first published in Tang Herbal Medicine. Su Song said that northerners call it fennel, which sounds similar to Huaixiang. Tao Hongjing said: Boil the rotten meat, add a little, it is odorless, and the smelly sauce is fragrant at the end, so it is called fennel. Li Shizhen said that vulgar people often take it as bitter chewing and fear of incense, or take it as it. Fruit (fennel) is used as spice and medicine, and roots, leaves and whole grass can also be used as medicine. Fennel?