noun
Bupleurum root; Radix Bupleuri
A medicinal herb used in traditional Chinese and Japanese medicine (Kampo). The term refers specifically to the dried root of Bupleurum species.
漢方薬では、柴胡がよく使われる。
Bupleurum root is often used in Kampo medicine.
The Japanese name さいこ comes from the Chinese name 柴胡 (cháihú). The kanji are used phonetically and semantically to represent the plant.