Article (misc)  (Jul 2002)  Page(s) 8.  
 
Red Dagmar
Hybrid Rugosa [mr]

Book  (19 Apr 2000)  Page(s) 557.  
 
SPEruge, Hrg, mr, 1997; (Red Dagmar); Spek

Magazine  (1998)  Page(s) 36. Vol 92, part 2.  
 
Dickson Nurseries Ltd. advertisement.
'Red Dagmar' (Speruge). A low growing rugosa, sweetly scented. A sport of 'Frau Dagmar Hastrup'