Book  (Apr 1993)  Page(s) 227.  
 
Grossherzog Ernst Ludwig Climbing Hybrid Tea, silvery carmine, 1888, ('Red Marechal Niel'); Müller, F...

Book  (Jun 1992)  Page(s) 277.  
 
Grossherzog Ernst Ludwig von Hesse ('Red Maréchal Niel') Hybrid Tea. Müller/Lambert, 1898. From 'Pierre Notting' (HP) x 'Maréchal Niel' (Noisette); Jäger replaces 'Notting' with 'Général Jacqueminot' (Hybrid Perpetual). The author cites information from different sources... Bright pink... Bright rosy red... carmine red...

Book  (1936)  Page(s) 512.  
 
Niel, Rote Maréchal = Grossherzog Ernst Ludwig

Book  (1936)  Page(s) 241.  
 
Ernst Ludwig, Grossherzog (HT) Dr. Müller 1898; Jacqueminot X Mar. Niel; crimson-red, 10cm., very double, lasting, floriferous, growth 6/10, climbing, = Mar. Niel rouge. Sangerhausen

Book  (1933)  Page(s) 183.  
 
GROSSHERZOG ERNST LUDWIG. Dr. Muller, 1897. Hybrid Tea. Large, full, silvery red flowers; once called Red Marechal Niel.

Article (newspaper)  (7 Mar 1914)  Page(s) 10.  
 
Grand Duc Ernest Ludwig is a cross between General Jacqueminot and Marechal Neil. In flower and growth it resembles the first, but has the color of Marechal Neil.
 

Website/Catalog  (1910)  Page(s) 119.  
 
Pink...TH Grossherzog Ernst Ludwig

Book  (1906)  Page(s) 115.  
 
7.449. Maréchal Niel rouge, voir Grossherzog Ernst Ludwig

Booklet  (1904)  Page(s) 18.  
 
Grand Duc E. Ludwig  (HT) (Red Marechal Niel), Muller 1897; Colour carmine. Described by the raiser Dr. Muller, as a Red Marechal Niel.  A seedling from Marechal Niel and General Jacqueminot.  Vig. Exh. Gdn. 

Website/Catalog  (1903)  Page(s) 59.  
 
Grand Duc Ernest Ludwig  the Red Marechal Niel, carmine red