Siebold's wild ginger; Asiasarum sieboldii
Refers to the plant or, more commonly, its dried root/rhizome used in traditional Chinese medicine as an antitussive and analgesic. Often encountered in herbal contexts.
See also: ウスバサイシン
Asiasarum sieboldii is sometimes used in traditional Chinese medicine prescriptions.
Viola vaginata; a species of violet
Siebold's wild ginger
The name 細辛 is of Chinese origin, referring to the plant's slender (細) and pungent (辛) root. The Japanese reading さいしん is the on'yomi of these characters.