Book  (Dec 1998)  Page(s) 247.  Includes photo(s).
 
Flower Power (KORpon, 'Blühwunder', 'Ponderosa') Floribunda. Kordes (Germany) 1970. Seedling x 'Marlena'. Description.

Book  (1972)  Page(s) 63.  
 
Roy and Heather Rumsey, NSW.  New Roses. 
Ponderosa Floribunda. (Kordes). It has good sized clusters on a medium sized plant. The colour is blood-orange colour and the foliage is glossy. It is perfumed and repeats flowering quickly, although it starts a little later than others.