Book  (2008)  Page(s) 44.  
 
Graph 7 Bush roses released from L'Assomtion, QC...
L15 = R. kordesii Wulff X D07 (see Graph 4)
 

Book  (2008)  Page(s) 45.  
 
Graph 8 Climbers released from L'Assomption, QC....
L15 = R. kordesii Wulff X D07 (see Graph 4)

Magazine  (1995)  Page(s) 146.  
 
In an article entitled "'George Vancouver' Rose" by Ian S. Ogilvie and Neville P. Arnold, HortScience (1995) 30(1), p. 146, the pedigree of 'George Vancouver' is in Figure 1.