Book  (1940)  Page(s) 7.  
 
American Pride Hybrid Tea. (Grillo 1929.) 'Grillodale' sport. (Patent 49)... pure white, slight occasional pink tint on outside petals...

Website/Catalog  (1939)  Page(s) [4].  Includes photo(s).
 
American Pride
Sport of "Grillodale"
Registered with the American Rose Society; U. S. Patent No. 49.
"American Pride" is a sport of "Grillodale", which in turn is a sport of "Mme. Butterfly" and has been regarded by many horticulturalists, florists and societies as the queen of white roses, receiving many high awards.
Color: Beautiful pure white when mature.
Bud: Before opening, about two inches long and suffused with slight tint of pink, which adds to its beauty. Opens gradually and full into pure white.
Flower: Large, about four and one-half inches across. About thirty-five very large petals. Pleasing fragrance and excellent lasting quality.
Habit: Grows upright. Long and medium stout stems with very few thorns and an unusual number of large, leathery leaf branches of rich green color. A very prolific bloomer.

Book  (1936)  Page(s) 19.  
 
American Pride (HT) Grillo 1929; sport of Grillodale X Mme. Butterfly; pure white, outer petals flecked light pik on reverse, large, double, fragrance 3/10, solitary, lasting, floriferous, continuous bloom, growth 7/0, upright.