BY THE SAME AUTHOR
Die japanischen Bergkirschen, ihre Wildformen und Kulturrassen. Ein Beitrag zur Formenlehre. (Journal of the College of Science, Tokyo Imperial University. Vol. XXIV, Art. I. 1916.)
Album of Japanese Cherries. Numerous coloured figures in two volumes with an explanatory text in Japanese. Unsodo, Publishers, Kyoto and Tokyo. 1921.
