Book  (19 Apr 2000)  Page(s) 491.  
 
'Rajbala', F, pb, 1975; bud pointed; flowers open, semi-dbl., 10 petals, 4 in.; foliage large, glossy, light; very vigoous, upright, compact growth; (Delhi Princess X Seedling); Pal, Dr. B.P.; Indian Agric. Reserach Inst.