Where does “波布草” come from?

波布草 (Japanese) comes from Japanese 草, from Middle Chinese 草.

波布草 (Japanese): coffee senna

Definitions

  1. coffee senna

Ancestry of “波布草”, step by step

波布草 traces back through two separate lines of ancestry.

via Japanese 草

StepLanguageWordMeaning
1Japanese草grass; a weed; a herb
2Middle Chinese草—

via Japanese 波布

StepLanguageWordMeaning
1Japanese波布a venomous pit viper of species Protobothrops flavoviridis (syn. Trimeresurus flavoviridis), native to Okinawa
2Japanese反鼻—
Every word from Middle Chinese 草 →Every word from Japanese 草 →
波布草 — Etymology, Origin & Word History | Etymology Explorer