Pedigree Chart of
Rubella
, 2 Y-R, Tom H. Piper, Australia, 1953
Princess Mary
Firebrand
N. radiiflorus var. poetarum
Hospodar
Maximus
King Alfred
Emperor
Caerleon
A.M. Wilson
seedling
Rubella
Killigrew
Cotopaxi
Penquite