Book  (1940)  Page(s) 21.  
 
Black Knight Hybrid Tea. (Hillock, 1934)... deep crimson, with blackish shading...

Book  (1936)  Page(s) 388.  
 
Knight, Black (HT) Hillock 1934; Ami Quinard X Ch. de Cl. Vougeot; velvety dark crimson, fades to blackish, large, double, cup form, lasting, fragrance 7/10, floriferous, continuous bloom, growth 6/10, upright.