Helwingia japonica (Thunb.) F. Dietr.

in China, Sichuan, Mt.Emei, june 2002 (pictures 1, 2, 3 & 4)
in China, Sichuan, Kangding, september 2005 (pictures 5, 6 & 7)
in picture 7 : Helwingia japonica (in the yellow rectangle) & Helwingia chinensis (in the pink square)
in China, Sichuan, Pujigou, may 2007 (picture 8)

Description in Nachtr. vollst. Lex. Gärtn., 3: 660 (1817)