Book  (1936)  Page(s) 433.  
 
Lusseau, Constant, Trouillard 1864; vivid crimson, shaded light violet, medium size, double.

Magazine  (27 May 1911)  Page(s) 254.  
 
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...
Constant Lusseau... Hybrid Perpetual, Trouillard, 1864, Seedling Geant des Batailles

Book  (1906)  Page(s) 40.  
 
2.611 Constant Lusseau HR Trouillard 1864 rouge clair

Book  (1885)  Page(s) 232, Vol 1.  
 
Hybride remontant. Constant Lousseau [sic]. Trouillard.
Fleur moyenne, pleine; coloris cramoisi vif, ombré de violet clair.

Translation: Hybrid Perpetual. Constant Lousseau [sic]. Trouillard.
Medium-sized flower, full; colored vivid crimson, with shadings of light violet.

Book  (1882)  Page(s) 8.  
 
Constant Lusseau... Hybride Perpétuel. Trouillard. 1864 Rouge clair. Fleur moyenne. Plante moyenne.

Book  (1874)  Page(s) 115.  
 
NOMENCLATURE DES VARIÉTÉS MODERNES.
Rosiers hybrides remontants.
Constant Lusseau, fleur moyenne, pleine, rouge clair passant au violet.

Magazine  (22 Nov 1864)  Page(s) 408.  
 
The New Roses....Trouillard...Constant Lussan.- Vigorous. Flowers medium full, well formed. Beautiful clear red, passing into violet.

Magazine  (Nov 1864)  Page(s) 243.  
 
The New Varieties for 1865.
Hybrid Perpetuals.
23. Constant Lusseau (Trouillard). — Flower medium, full, fine clear red passing to violet. Seedling from "Geant de Batailles."