Book  (Apr 1999)  Page(s) 406.  
 
Gruss an Zweibrücken Translation: "Greetings to Zweibrücken". Hybrid Tea. Lambert 1915. Parentage: 'Charles Gater' x 'Mme. Caroline Testout'... Red...

Book  (Apr 1999)  Page(s) 556.  
 
Gruss an Zweibrücken Hybrid Tea. Peter Lambert 1915

Book  (1936)  Page(s) 768.  
 
Zweibrücken, Gruss an (HT) Lambert 1915; Ch. Gater X C. Testout; pure dark red, large, double, high-centered, broad petals, solitary, fragrance 5/10, floriferous, repeats, long stems, growth 6/10, upright, bushy. Sangerhausen

Website/Catalog  (1923)  Page(s) 17.  
 
Gruss an Zweibrücken (Lambert, 1915). Dark red.