Book  (1996)  
 
p46. Peter Elliott. New Zealand International Rose Trial Ground. Trial 25. 1993-1995.
TG No. 93.1967. 64.7 points., HT. MACsupbow. Raiser: McGredy. Agent: Egmont. Pink lavender.

p126, Egmont Roses advertisement. New Introductions for 1997 from Sam McGredy. 'Superbowl' (Macsupbow). Hybrid Tea. Well formed soft silvery lavender flowers with a strong sweet perfume. The blooms are carried in well spaced trusses with few thorns and long stems just perfect for cutting.