- Amakawa, Tairoku
- Shûyûkan High School, Fukuoka.
- Ando, Hisatsugu
- Department of Botany, Faculty of Science, Hiroshima University, Hiroshima.
- Hara, Hiroshi
- Department of Botany, Faculty of Science, University of Tokyo, Tokyo.
- Hattori, Sinske
- Hattori Botanical Laboratory, Nichinan, Miyazaki Prefecture.
- Inoue, Hiroshi
- Division of Botany, National Science Museum, Tokyo.
- Ito, Hirosi
- Department of Botany, Faculty of Science, Tokyo Kyôiku University, Tokyo.
- Iwatsuki, Kunio
- Department of Botany, Faculty of Science, Kyoto University, Kyoto.
- Iwatsuki, Zennoske
- Hattori Botanical Laboratory, Nichinan, Miyazaki Prefecture.
- Kanai, Hiroo
- Department of Botany, the University Museum, University of Tokyo, Tokyo.
- Kimura, Arika
- 4-6, Tsunogoro-2, Sendai.
- Kimura, Yojiro
- Department of Biology, College of General Education, University of Tokyo, Tokyo.
- Kitamura, Siro
- 15, Tanaka-higashi-takahara-machi, Sakyo-ku, Kyoto.
- Koyama, Tetsuo
- New York Botanical Garden, Bronx, New York 10458, U.S.A.
- Kurosawa, Sachiko
- Department of Botany, Faculty of Science, University of Tokyo, Tokyo.
- Kuwahara, Yukinobu
- Kurume Shin'ai Jogakuin Catholic Women's College, Kurume.
- Mizushima, Masami
- Makino Herbarium, Faculty of Science, Tokyo Metropolitan University, Tokyo.
- Mizutani, Masami
- Hattori Botanical Laboratory, Nichinan, Miyazaki Prefecture.
- Momiyama, Yasuiti
- 12-6, Ôgigayatsu-1, Kamakura.
- Murata, Gen
- Department of Botany, Faculty of Science, Kyoto University, Kyoto.
- Noguchi, Akira
- Department of Botany, Faculty of Science, Kumamoto University, Kumamoto.
- Ochi, Harumi
- Department of Biology, Faculty of Liberal Arts, Tottori University, Tottori.
- Ohashi, Hiroyoshi
- Department of Botany, Faculty of Science, University of Tokyo, Tokyo.
- Ohwi, Jisaburo
- 4238-5, Take, Yokosuka.
- Satake, Yoshisuke
- 25-29, Ryôke-7, Urawa.
- Suzuki, Hyoji
- Department of Botany, Faculty of Science, Hiroshima University, Hiroshima.
- Tagawa, Motozi
- Department of Botany, Faculty of Science, Kyoto University, Kyoto.
- Takaki, Noriwo
- Department of Biology, Faculty of General Education, Nagoya University, Nagoya.
- Tuyama, Takasi
- Department of Biology, Faculty of Science, Ochanomizu University, Tokyo.
- Yamazaki, Takasi
- Botanical Gardens, Faculty of Science, University of Tokyo, Tokyo.
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