Lonicera serreana Hand.-Mazz.

in China, Sichuan, Huanglong, june 2004 (picture 1)
in China, Sichuan, Songpan, june 2004 (pictures 2 & 3)
in China, Sichuan, Wolong-Balang Shan road, may 2007 (pictures 4, 5, 6, 7 & 8)

Description in Oesterr. Bot. Zeitschr. 1934, lxxxiii. 234