Book  (1936)  Page(s) 394.  
 
Labbé, Isaure (HP) Pradel 1866; poppy-red, shaded lilac, medium size, very double, flat, growth 7/10.

Book  (1899)  Page(s) 83.  
 
Isaure Labbé, HR, Buchanan, 1866, ponceau et lilas

Book  (1880)  Page(s) Annex, p. 65.  
 
hybrid perpetual, Isaure Lablée, deep red, shaded lilac, medium size, very double, flat.

Book  (1858)  Page(s) 169.  
 
Rosa damascena bifera.
Isaure Lablé, Blumen mittelgroß, sehr voll, hochroth, mit blaßrother Berandung, kugelförmig; eine prachtvolle Rose.

Translation: Rosa damascena bifera.
Isaure Lablé, the medium-sized, very full, globular blooms are a bright red, with pale red edges, 

Book  (1850)  Page(s) 16.  
 
Rosa Damascena.
396 Isaure Sablée, zart rosenroth, reichblühend...10 Sgr.

Damask Roses.
396 Isaure Sablée, delicate rose-red blooms produced abundantly...10 Sgr.

Book  (1849)  Page(s) 499.  
 
Rosa portlandica.—Roses de Portland, dites perpétuelles.
C'est dans cette section que se trouvent les ovaires les plus allongés.
Isaure Lablée.—Moyenne, pleine, rose clair.

Website/Catalog  (1848)  Page(s) 79.  
 
Perpetuals or hardy remontants...Isaure Lablée

Book  (1848)  Page(s) 111.  
 
The Damask Perpetual.
35. Isaure Lablée; flowers pink, shaded with lilac, of medium size, very double; form, expanded. A very free bloomer.

Website/Catalog  (1846)  Page(s) 10.  
 
Portlands et Hybrides, à fleurs perpétuelles.
Isaure Labbée...Rose clair...1 25 fr.

Book  (1846)  Page(s) 18.  
 
Everblooming hardy Roses. Damascena perpetua. Isaure Lablée, ..good fragrance. Pale pink, circumference almost white, 1 2/3 in., double, flat.