Newsletter  (2016)  Page(s) 44. Vol 41, No. 3.  Includes photo(s).
 
Sally Allison: a rose which gave me much pleasure last summer, for you to look out for is Joseph Ligar. It will be some time before it reaches this height on the structure we have built for it. It is a hybrid wichuriana 1909. Originating from Guillots Irene Watts of 1895.

Book  (Apr 1999)  Page(s) 548.  
 
Joseph Liger Wichuriana. Barbier Frères & Compagnie 1909.

Book  (1940)  Page(s) 16.  
 
Barbier & Co., Orléans, France. ['Joseph Liger']

Book  (1936)  Page(s) 420.  
 
Liger, Joseph (hybrid wichurana) Barbier 1909; R. Wich. X Ir. Watts; canary-yellow, center cream-white, edges and tips light pink, 7-10 cm, double, in clusters of 3-20, floriferous, glossy foliage, growth 8/10, climbing, 3 m. Sangerhausen

Magazine  (Jun 1929)  Page(s) 67.  
 
Joseph Liger (Barbier, 1909), Wich. X Irène Watts, jaune canari à l'intérieur, bord des pétales liseré et lavé de rose, extérieur blanc crème, fleur grande et nomb.

Website/Catalog  (1929)  Page(s) 52.  
 
Hardy Climbing Roses
Joseph Liger. Hybrid Wichuraiana. (Barbier & Co., 1909.) Dainty, canary-yellow flowers, tipped rose, inside creamy white, borne freely in clusters by an excellent plant.
Midseason. Flowers very pretty and sweet. Growth robust and healthy.

Website/Catalog  (1924)  Page(s) 40.  
 
Joseph Liger.- Fl. jaune canari, pétales lavé rose clair.

Magazine  (Jul 1922)  Page(s) 341.  
 
Rosiers hybrides de Wichuraïana. Très grande vigueur...
Joseph Liger, jaune canari.

Website/Catalog  (1914)  Page(s) 7.  
 
Hybrid Wichuranas. Joseph Liger. Canary-yellow, edges light pink, inside cream-white, large, floriferous

Book  (1913)  Page(s) 14.  
 
The Wichuraiana Roses: A Selection of Varieties
(The approximate date of flowering of each variety is given.)
Joseph Liger. — A promising novelty, with yellow flowers tinged with pink. June 20.