Yi, Chʻang-bok

1919

• Chosŏn sumok =
• Identification of deciduous woody plants in Korea by the twigs and buds
• Taehan singmul togam =
• Vascular plants and their uses in Korea
• Wild edible plants
• Wŏnsaek taehan singmul togam
• Yasaeng sigyong singmul togam