(1938)  Page(s) 141.  
 
...a white-leaved kind, Silver Wedding Rose " ( furnished by the courtesy of the Albert F. Amling Co. , of Maywood , Illinois ) , 

(Feb 2019)  Page(s) 135: 19-29.  
 
RrGT1, a key gene associated with anthocyanin biosynthesis, was isolated from Rosa rugosa and identified via overexpression and VIGS
Xiaoming Sui et al.

"Interestingly, R. davurica is one of the parents of R. rugosa ‘Zizhi’, so we speculate that this reason might explain the similar expression patterns between both Rosa species. "