Book  (Apr 2001)  Page(s) 95.  
 
White Surprise Shrub. Lens 1987

Article (magazine)  (Dec 2000)  Page(s) 143.  
 
LENros, Hybrid Bracteata, flowers white, green stamens, 2000; (White Surprise); LLX8657; R. bracteata x R. rugosa rubra (selection Louis Lens); Lens, Louis; Louis Lens N.V., 1987.

Magazine  (Nov 2000)  Page(s) 36.  
 
Registration

Book  (2000)  Page(s) 124.  
 
.... both 'Pink Surprise' and 'White Surprise' were bred from Rosa bracteata × Rosa rugosa 'La Rosée'