Book  (1949)  Page(s) 41.  
 
Dr. A. S. Thomas.  Let Us Take Stock - Old and New
Hill Top... Resembles John C. M. Mensing more than the other members of this large family.

Book  (1940)  Page(s) 119.  
 
Mr. Frank Penn, Auckland, NZ.  Ophelia and Her Sports.
John C. M. Mensing (1924) is one of the most robust of the group and is catalogued as a salmon pink with buff centre. It deserves to be grown much more than it is, as it is a most desirable Rose; very sweet. 

Website/Catalog  (1938)  Page(s) 23.  
 
Bush Roses
J. C. M. Mensing (Hybrid Tea)... A deeper pink sport of "Madame Butterfly". Same growth. Highly perfumed. Introduced 1924. 

Website/Catalog  (1936)  Page(s) 9.  
 
Johan C.M. Mensing Hybrid Tea (W. Eveleens & Sons 1924)

Book  (1936)  Page(s) 470.  
 
Mensing, John C. M. (HT) Eveleens 1924; sport of Ophelia; glossy deep pink, large, double, lasting, solitary, fragrance 7/10, long strong stems, growth 6/10, upright.

Website/Catalog  (1929)  Page(s) 26.  
 
Select Varieties Recently Introduced
John C. M. Mensing. Similar to Ophelia and Mme. Butterfly, and includes the good points of both of those excellent varieties. Ideally formed buds of sparkling light pink, deepening to rose at the edge of the petals. A wonderful cut flower.

Website/Catalog  (1929)  Page(s) 2.  
 
A Select List of New and Scarce Roses
Mrs. John C. Mensing, a lovely shade of soft pink, otherwise in habit and growth like Ophelia...50¢

Book  (1929)  Page(s) 105.  
 
Mr. Easlea: 'Mme. Butterfly'.... . 'J. C. Mensing' is another rival which has more petals.

Website/Catalog  (1928)  Page(s) 104.  
 
Johan C. M. Mensing, soft, bright pink seen from afar. 1 piece M -.90, 10 pieces M 8.-, 100 pieces M 66.-

Website/Catalog  (1928)  Page(s) 19.  
 
Hybrid Teas, Teas  and Pernetiana.
Mrs. John C. Mensing. Hybrid Tea. (Eveleens, 1926.) Color bright pink shaded with gold. Large petals, produces high grade flowers until late in the season. Bushy habit; very free flowering.