Book  (Dec 2000)  Page(s) 219.  
 
Empereur du Maroc
Hybrid Perpetual
[Bertrand] Guinoisseau-Flon 1858

Book  (Apr 1999)  Page(s) 522.  
 
Empereur du Maroc
Hybrid Perpetual
... one of the first dark-shaded roses, grown from seed at Angers by Monsieur Guinoisseau

Book  (Dec 1998)  Page(s) 223.  
 
Empereur du Maroc ('Emperor of Morocco') Hybrid Perpetual. Guinoisseau (France) 1858. Description... double, crimson-tinged purple blooms that are borne in large clusters of 5-10...

Book  (Nov 1994)  Page(s) 142.  
 
Empereur du Maroc Hybrid Perpetual. Bertrand Guinoisseau (France) 1858. Description. A hybrid of 'Géant des Batailles'... It is of historic interest, being as fas as [Thomas] can ascertain the first really dark red with no purple shadings... intense dark crimson with velvety maroon flush...

Book  (Apr 1993)  Page(s) 160.  
 
Empereur du Maroc Hybrid Perpetual, crimson, tinged purple, 1858, 'Geant des Batailles' seedling; Guinoisseau. Description.

Book  (Feb 1993)  Page(s) 120.  Includes photo(s).
 
Empereur du Maroc
Hybrid Perpetual
Botanical grouping: Chinensis
'Géant de Batailles' seedling
(synonym: 'Emperor of Morocco')
France 1858
... The flower is a port wine colour, a mixture of maroon and crimson... thorny branches... Needs to be in light shade during the very hottest part of summer...

Book  (1993)  Page(s) 99.  
 
(Hybrid Perpetual) Description. Flower: dark velvety maroon-crimson. Strong fragrance. Only slightly recurrent. Height: 3 feet. Seedling from 'Géant des Batailles'. Bertrand-Guinoisseau (France) 1858.

Book  (1993)  Page(s) 91.  
 
Hybrid Perpetual. The flowers become dark blackish-maroon, but are damaged by wet weather. Guinoisseau (France) 1858. A hybrid of 'Géant des Batailles'. Produces a few later flowers.

Book  (Jun 1992)  Page(s) 130.  
 
Empereur du Maroc (Translation, 'Emperor of Morocco') Hybrid Perpetual. Guinoisseau-Flon, 1858. Seedling of 'Géant des Batailles'. [Author cites information from different sources.]
Intensely deep crimson and purple, changing to bluish-purple... bright red, velvety purple passing to blackish red... At a distance, the blossoms appear to be totally black globes... Rather subject to mildew, and a poor autumnal...

Book  (1988)  Page(s) 72.  Includes photo(s).