Book  (1936)  Page(s) 422.  
 
Limburgia (HT) M. Leenders 1921; sport of Gen.-Sup. A. Janssen; glowing dark carmine, reverse silvery lilac-white, large, double, continuous bloom, growth 6/10, bushy. Sangerhausen

Website/Catalog  (1923)  Page(s) 34.  
 
Hybrid Tea Roses .... Limburgia (M. Leenders & Co., 1921). Large and double blooms, of fine form and fragrant. The colour is very effectful: reverse of petals glowing carmine, inside silvery white. Form and habit is good. The plant grows firmly and compact and is very floriferous. A first class forcing, cutting and group rose.