[A botanical research worker in Bitchu Province (Okayama Prefecture) Yoshino Zensuke]

Yoshino Zensuke (1877.5 5-1964. 12. 11) helped in his father's drugstore after his graduation from Takahashi Higher Primary School. He developed a great interest in roadside plants while traveling on business ordering and delivering for the store drugs and gradually become one of the most famous botanical research workers in Bitchu Province. The author has explored Zensuke's life and work in detail.