Book  (1936)  Page(s) 498.  
 
Müller, Luise (HP) Dr. Müller 1898; (P. Notting X Safrano) X (Jacquem. X Emp. du Maroc); bright red to glossy pink, large, double, continuous bloom, growth 6/10

Magazine  (8 Jul 1911)  Page(s) 326.  
 
The Parentage of Roses.
The following list of the world's Roses and their parentage has been compiled by Mr. Robert Daniel, 38 Russell Road. Fishponds, Bristol, and by his kind permission we are enabled to publish it...
Louise Müller... Hybrid Perpetual, Müller, 1897, Pierre Notting X Safrano X General Jacqueminot X Empereur du Maroc

Magazine  (1897)  Page(s) 33.  
 
Breeder: Dr. Müller-Weingarten. ....Luise Müller. (Hybrid). Crossing of the seedling (Pierre Notting x Safrano) x (seedling Général Jacqueminot x Empereur de Maroque). A bright red group rose blooming continuously from June to frost, excellent also for standards. Trialled as forcing rose.