Book  (Apr 1993)  Page(s) 163.  
 
Ernst Grandpierre Rambler, Flowers pale cream, base yellow [w], 1902, R. wichuraiana x 'Perle des Jardins'; Weigand, C.

Magazine  (1937)  Page(s) 44.  
 
As the first sort, Ernst Grandpierre started at the turn of the century the novelty , which has meanwhile grown to 24 own new breedings and which were crowned by the last cultivar Frau Rektor Förster....

Book  (1936)  Page(s) 313.  
 
Grandpierre, Ernst (HW) Weigand 1900; R. Wich. bracteata X Perle d. Jardins; cream, fades to white, small, double, arching, in clusters of 5-20, fragrance 5/10, growth 8/10, climbing, 3m. Sangerhausen

Book  (1933)  Page(s) 177.  
 
ERNST GRANDPIERRE. L. Weigand, 1900. A conventional, pale yellow cluster-flowering Wichuraiana of no great value.

Book  (1930)  Page(s) 393.  
 
Ernst Grandpierre. (Ch. Weigand 1901.) R. Wichurana X Perle des jardins.
Bloom 5 cm across, double, white, fragrant. Bud yellow, in clusters. The shrub is vigorous, has beautiful glossy foliage and blooms a long period in June-July.

Magazine  (Jun 1929)  Page(s) 66.  
 
Ernest Grandpierre (Weigand, 1900), Wich. x Perle des Jardins, jaune, petite, vigoureuse et rustique.

Website/Catalog  (1929)  Page(s) 50.  
 
Hardy Climbing Roses
Ernst Grandpierre. Hybrid Wichuraiana. (L. Weigand, 1900.) Salmon-yellow buds and fairly large, very double creamy blooms in small clusters; fragrant. Growth 8 to 10 feet; moderately hardy.
Midseason to late, blooming about four weeks.

Website/Catalog  (1925)  Page(s) 20.  
 
Ernest Grandpier.—Blooms are glistening creamy white, double, with a pointed center and resemble a Cape Jasmine. Splendid for cutting.

Website/Catalog  (1924)  Page(s) 38.  
 
ERNST GRANPIERRE (Wegand 1900). Fil. jaune petite, pi. Arb. tr. vig., corymb.

(1913)  Page(s) 51.  
 
Rosiers hybrides de Wichuraïana....
Ernst Granpierre (Wegand 1900). [sic] Fl. jaune petite, pl. Arb. tr. vig. corymbifère.