Where does “シナ” come from?

シナ (Japanese) comes from Japanese 科, from Japanese 品, from Middle Chinese 品.

シナ (Japanese): Seriphidium cinum, syn. Artemisia cina: also known as santonica, Levant wormseed, and wormseed; an herbaceous perennial of the daisy family, historically used as a vermifugic anthelmintic (a drug to rid the body of parasitic worms)

Definitions

Seriphidium cinum, syn. Artemisia cina: also known as santonica, Levant wormseed, and wormseed; an herbaceous perennial of the daisy family, historically used as a vermifugic anthelmintic (a drug to rid the body of parasitic worms)

Ancestry of “シナ”, step by step

Step	Language	Word	Meaning
1	Japanese	科	department, section; family; crime; wrongdoing
2	Japanese	品	article, goods; stock; quality
3	Middle Chinese	品	—

Words derived from “シナ”

南シナ海
東シナ海

Every word from Middle Chinese 品 →Every word from Japanese 品 →Every word from Japanese 科 →