Book  (19 Apr 2000)  Page(s) 353.  
 
'MASOWSZE', HT, dp, 1966; bud oblong; flowers deep pink edged lighter, dbl.; foliage leathery,,,,,; very vigorous growth; [Mazeppa seedling]; Grabczewski

Website/Catalog  Includes photo(s).
 
Mazowsze Hybrid Tea. Bred 1953-1963, HMF says 1966, by Leopold Grąbczewski (1906-1979). Registered in the Register of Polish varieties in 1972. Pink sport or seedling of Mazeppa or Marella as HMF says....deep pink