Book  (19 Apr 2000)  Page(s) 321.  
 
'Lotte Günthart', HT, mr, 1964; description; (Queen Elizabeth X Bravo); Armstrong, D.L.; Armstrong Nursery

Book  (Dec 1998)  Page(s) 369.  Includes photo(s).
 
Lotte Günthart Large-flowered/Hybrid Tea. Armstrong (USA) 1964... This rose was named after one of the world's great flower painters; she lives in the medieval village of Regensberg in Switzerland, a town that has not changed in the last 400 years and specializes in painting old and new roses.

Article (magazine)  (1991)  Page(s) 33.  
 
Number of petals...as average of ten blooms..'Lotte Günthart' HT (1964), 100 petals

Book  (1985)  Page(s) 104.  
 
"Lotte Günthart" heisst eine rubinrote, hundertblättrige, grosse starke und gesunde Rose. Sie wurde von ihr in Lyon unter vielen nur mit Nummern versehenen Rosenneuheiten im Jahre 1964 ausgesucht. Es handelt sich um eine Züchtung von Awdry Armstrong von der amerikanischen Firma Armstrong Nursery in Ontario, Kalifornien.

Translation:
"Lotte Günthart" is the name of a ruby ​​red, hundred-petalled, large, strong and healthy rose. It was selected by her in Lyon in 1964 from among many numbered rose novelties. It is a cultivar of Awdry Armstrong of the American company Armstrong Nursery in Ontario, California.

Magazine  (1983)  
 
Rose-Garden in Rothrist (by Th. Schaad)... Hybrid Teas... Lotte Günthart

Book  (1974)  Page(s) 49.  
 
David Ruston, South Australia. Roses of Distinction. 
'Lotte Gunthart' This variety has suffered the fate of so many good roses. It is practically unobtainable now and yet it has an appealing full-bloom that is, to me, unmistakable. It opens to an enormous bloom that is quartered, and I could not do without it for the focal point in big massed rose arrangements.

Magazine  (Mar 1967)  Page(s) 1. trimester, p. 26.  
 
Une première consécration lui vint de France lorsque le rosiériste Jean Gaujard l'invita, en juin 1963, à choisir une rose nouvelle pour qu'elle porte son nom : la Rose Lotte Günthart. 

Book  (1967)  
 
p26. Roy and Heather Rumsey, NSW. New Roses. 
Lotte Gunthart HT. (D. L. Armstrong) A. bright red rose, very large and very double, having a confused centre giving the bloom a peony effect. Very good growth, with ample tough foliage, and very free flowering.  ('Queen Elizabeth' x 'Bravo').

p178.  Roy H. Rumsey Pty. Ltd., NSW.  (advertisement)
We greet the 1967 planting season with many lovely new varieties such as 
Lotte Gunthart 

p180 W. G. Treloar, Victoria.  New Roses for 1967 (advertisement)
Lotte Gunthart

Magazine  (Aug 1966)  Page(s) 3. trimester, p. 21.  Includes photo(s).
 
Rose Lotte Günthart [watercolor by Lotte Günthart]

Book  (1965)  Page(s) 65.  
 
LOTTE GUNTHART . HT . Medium red . ( David Armstrong ; int . Armstrong Nurseries , 1965. ) Named for the Swiss Mme . Gunthart , renowned painter of roses .