Article (misc)  (2007)  Page(s) 352.  
 
From Table 1. The new species of Rosa (Rosaceae) in China reported recently.
R. pinnatisepala Chinese name: Yu E Qiangwei
Like R. forrestiana, but sepal pinnate split, dense glandulous hairs under leaflets.

Book  (1 May 2003)  
 
Rosa pinnatisepala T. C. Ku 羽萼蔷薇 yu e qiang wei
Shrubs small, ca. 2 m tall. Branchlets red-brown...prickly; prickles scattered or in pairs below leaves,.... stipules ... margin stipitate glandular...leaflets usually 5, rarely 7... oblong, ... abaxially glandular-pubescent, adaxially glabrous... Flowers 2 or 3 ... rarely solitary, ca. 2.5 cm i... glabrous or glandular-pubescent; ... Hypanthium oblong,... Sepals... margin pinnately lobed; lobes stipitate glandular a... Petals 5, pink, ... Hip purple-brown... glabrous. Flowers Jun–Jul, Fruit Aug–Nov. Central and S.W. Sichuan ...
Two forms may be recognized: f. pinnatisepala, which has hypanthium and sepals usually glabrous, and f. glandulosa T. C. Ku (Bull. Bot. Res., Harbin 10(1): 3. 1990), which has hypanthium and sepals densely glandular pubescent....