Photinia glabra (Thunb.) Maxim.

in NE.India, Darjeeling, July 2003 (picture 1)
in Japan, Honshu, Kyoto, May 2008 (picture 2, cultivated)
in Japan, Shikoku, May 2008 (pictures 3, 4 & 5)
in Japan, Tokyo, May 2008 (pictures 6 & 7)

Description in Bull. Acad. Imp. Sci. Saint-Pétersbourg 19: 178 (1873)