Book  (1936)  Page(s) 47.  
 
Backfisch (Pol) Lambert 1909; M. Aug. Guillaud X E. Lamesch; salmon-pink, quite large, well double, globular, firm, in clusters of 3-5, reddish foliage, 35cm, hardy. Sangerhausen

Website/Catalog  (1926)  Page(s) 65.  
 
Polyantha roses Backfisch (P. Lambert 1909). Quite large, rounded, firm, well double, salmon-pink, to 5-8. Foliage dark reddish green; short.

Website/Catalog  (1914)  Page(s) 35.  
 
Polyantha Pompons (Bedding Types).
No pruning necessary except to remove the past season's flower stems.
Backfisch... P. Lambert, 1910, robust. Salmon-pink; medium size, globular and full; robust, and very free-flowering.

Website/Catalog  (1914)  Page(s) 10.  
 
Polyantha Backfisch Lambert. Quite large bloom, rounded, firm, well double, salmon-pink, dark reddish-green foliage, hardy, short

Magazine  (20 May 1911)  Page(s) 243.  
 
The Parentage of Roses.
The following list of the world's Roses and their parentage has been compiled by Mr. Robert Daniel, 38 Russell Road. Fishponds, Bristol, and by his kind permission we are enabled to publish it...
Bachfisch[sic]... Perpetual Pompon*, Lambert, 1909, Madame Auguste Guillard X Eugénie Lamesch

*i.e., dwarf Polyantha

Magazine  (Oct 1909)  Page(s) 93.  
 
Neuste Rosen für 1909. (Die Beschreibungen sind die der Züchter.)
Züchter: P. Lambert, Trier.
Polyantha-Rosen.
Backfisch. Blume ziemlich gross, rund, fest, gut gefüllt, lachsrosa, zu 3-5, Laub dunkel rötlichgrün, hart. (Mme Aug. Guillaud X Eugénie Lamesch.)