1. 1) This paper is number 40 in our series “Medicinal Flowers.” For paper number 39, see: Nakamura S., Fujimoto K., Matsumoto T., Ohta T., Ogawa K., Tamura H., Matsuda H., Yoshikawa M., J. Nat. Med., in press.
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3. 3) Kurume A., Kamata Y., Yamashita M., Wang Q., Matsuda H., Yoshikawa M., Kawasaki I., Ohta S., Chem. Pharm. Bull., 56, 1264–1269 (2008).
4. 4) Matsuda H., Wang Q., Matsuhira K., Nakamura S., Yuan D., Yoshikawa M., Phytomedicine, 15, 177–184 (2008).
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