Michelia figo (Lour.) Spreng.

Pictures 1 & 2 in Japan, Honshu, Ofuna, May 2008 (cultivated)
Picture 3 in Japan, Honshu, Kyoto, May 2008 (cultivated)

Description in Syst. Veg. (ed. 16) [Sprengel] 2: 643 (1825)