Book  (Apr 1993)  Page(s) 20.  
 
Annchen Müller Polyantha, deep pink, 1907, ('AEnnchen Müller'; 'Annie Mueller'); 'Crimson Rambler' x 'Georges Pernet'; Schmidt, J.C. Description.

Book  (Jun 1992)  Page(s) 251.  
 
Ännchen Müller ('Anny Muller') Polyantha. Schmidt, 1906. Parentage: 'Turner's Crimson Rambler' x 'Georges Pernet'. [Author cites information from different sources.]

Book  (1947)  Page(s) 93.  
 
AENNCHEN MULLER (polyantha pompon) is a very continuous-flowering dwarf rose-pink polyantha rose of great attractiveness.
Schmidt 1907. Deciduous. Medium growth. Without scent. ..June-Oct. Hardy.

Website/Catalog  (1946)  Page(s) 30.  
 
ANNCHEN MULLER (J. C. Schmidt 1906). Rose foncé luisant. 

[no longer listed in 1959]

Book  (1940)  Page(s) 4.  
 
Aennchen Müller ('Annie Mueller'). Polyantha. (J.C. Schmidt, 1907)... warm rose, fading...

Website/Catalog  (1938)  Page(s) 44.  
 
Polyantha and their Hybrids (Dwarf Bedding Types)
No pruning necessary except to remove the past season's flower stems.
Aennchen Muller... Bright rose. Very lovely. Fine. Introduced 1907.

Website/Catalog  (1936)  Page(s) 3.  
 
Anuchen Müller R. multiflora J.C. Scmidt 1906

Book  (1936)  Page(s) 498.  
 
Müller, Aennchen (polyantha) J.C. Schmidt 1907; Crims. Rambler X G. Pernet (Pol.); bright coral-red, fades to a lighter colour, 5 cm., double, cup form, lasting, petals rolled in tubes, star-form, upright clusters of 20-40, fragrance 3/10, continuous bloom, small foliage, growth 6/10, well-branched, upright, 60 cm., Sangerhausen

Website/Catalog  (1933)  Page(s) 93.  
 
Rosa Polyantha...Ännchen Müller. 30 to 40 cm tall, well-branched and covered with blooms from June until into autumn. The reddish amaranth (8,5 ra) blooms appear in large clusters. ...Low garden plants 1 piece RM [Reichsmark] -.50  10 pieces RN 4.50

Magazine  (1932)  Page(s) 85.  
 
Polyanthas for mass plantings...Aennchen Müller, Germaine, La Marne, Magnifica, Séduction, Frau Astrid Späth, Distinction, Louise Walter, Präsident Hindenburg.