Book  (1936)  Page(s) 320.  
 
Grow, John (moss) Laffay 1859; velvety crimson, shaded violet-purple, large, very double

Book  (1906)  Page(s) 79.  
 
5.096. John Grow, Centifolia Moussu, Laffay 1859 cramoisi violacé

Book  (1902)  Page(s) 106.  
 
Cent-feuilles Moussus non remontants
3181. John Grow... (Laffay 1846)... pourpre velouté.

Book  (1885)  Page(s) 396.  
 
Centifolia moussu. John Grou. Laffay. Mise en commerce par Portemer fils.
Fleur grande, rouge, nuancé de pourpre foncé.

Translation: Centifolia Moss. John Grou. Laffay. Introduced to commerce by Portemer fils.
The large flower is red with deep purple shading.

Book  (1880)  Page(s) 64, annex.  
 
2387. centifolia muscosa. John Grou, Blume roth mit dunkelpurpur, gross, sehr gefüllt.

Translation: moss. John Grou, the large, well-filled flower is red with dark purple.

Book  (1874)  Page(s) 136.  
 
NOMENCLATURE DES VARIÉTÉS MODERNES.
Cent-Feuilles mousseux non remontants.
John Grou, fleur grande, pleine, cramoisi velouté.

Book  (1873)  Page(s) 354.  
 
Herr P. C. Christensen bei Christiana hat mir ausserdem folgende Liste über die Sorten aufgegeben, die er in mehreren Jahren, ohne Decke, cultivirt hat:
Moos-Rosen: ...John Grou...

Translation: Mr. P. C. Christensen at Christiana has also given me the following list of the varieties grown; he has cultivated them for several years, without protection:
Moss Roses: ... John Grou...

Book  (28 Dec 1861)  Page(s) 10.  
 
Moss Roses ... John Grow (Rob.), violet-crimson

Magazine  (May 1859)  Page(s) 110.  
 
ROSIERS NOUVEAUX. MOUSSEUX NON REMONTANTS.
John Crou (Portemer). Arbuste très vigoureux, fleur grande, très-pleine, imbriquée, cramoisi violacée.