Book  (2007)  
 
'Violet Hood' Shrub, mauve or mauve blend, Louis Lens. Intro.: 1976. Includes description.

Magazine  (Jul 1975)  Page(s) 38.  
 
International Rose Novelty Competition in Baden-Baden 1975
...The roses of the year 1973 came to final judging after three trial years...
Bed No. 103 Mini, 'Violet Hood' (Lens Belgium)...Bronze