Website/Catalog  (2013)  
 
Queen's Knight, S, mp, 1980, [Don Juan × R. laxa], Stoddard, Louis; bud short, conical, 6-10 petals, cupped, borne 3 per cluster, slight fragrance; profuse for 6 weeks; non-recurrent; foliage semi-glossy, deep green, 7 leaflets; prickles hooked; erect, arching, self-supporting growth

Book  (2007)  Page(s) 416.  
 
Queen's Knight, S, mp, 1980, [Don Juan x R. laxa], Stoddard, Louis ... description