Book  (Apr 1993)  Page(s) 366.  
 
Marytje Cazant Polyantha, coral-pink, 1927, ('Marie Casant'; 'Mary Casant'); 'Jessie' sport; Van Nes, Description.

Book  (Jun 1992)  Page(s) 247.  
 
Marytje Cazant Polyantha. Van Nes, 1927. Sport of 'Jessie'. [Author cites information from different sources.]

Book  (1958)  Page(s) 226.  
 
Martyje Cazant (Marie Cassant; Mary Casant). Pol. (Van Nes, '27.) Jessie sport. Bud globular; fl. coral-pink; large cluster. Dwarf.

Magazine  (Jun 1948)  Page(s) 2. trimester, p. 14-15.  
 
D'autres familles moins compliquées de sports dans la classe des vrais polyanthas sont :
2^o Phyllis dont les sports sont Jessie, Orange King, Osmunda. Jessie a donné à son tour comme sports Marydje Cazant qui lui-même a donné Perfection. 

Book  (1936)  Page(s) 135.  
 
Cazant, Marytje (polyantha) van Nes 1927; sport of Jessie; salmon-pink to whitish pink, base white, globular, lasting.

Book  (1936)  Page(s) 132.  
 
Casant, Mary (polyantha) = Maritje Cazant

Book  (1930)  Page(s) 26.  
 
Dwarf Polyantha Roses
Listed separately this season, for convenience sake, these true ever-blooming Roses, which bear their showy clusters of small flowers almost the whole year through, are most valuable for bedding, massing and edging where a continuous blaze of color is desired.
Marytje Cassant [sic] (1927)  New; full flowers of unfading coral-pink in large clusters.  ...  $1.25