TEN 
X 
WOO 
= Saunders No. 88078848 

TEN Plena 
X 
WOO 
= Saunders No. 8849 

WOO 
X 
TEN 
= Saunders No. 5001, 50875121 

WOO 
X 
TEN Rosea 
= Saunders No. 88508874 






WOO 
X 
TEN F2 of 5089 
= Saunders No. 1470214703, 1490314906, 1550315509 

WOO 
X 
TEN F2 of 5091 
= Saunders No. 14034 

WOO 
X 
TEN F2 of 5100 
= Saunders No. 12088 

WOO 
X 
TEN F2 of 5113 
= Saunders No. 12089 

WOO 
X 
TEN F2 of 5117 
= Saunders No. 12090 

WOO 
X 
TEN F2 of 5120 
= Saunders No. 12091 

WOO 
X 
TEN F2 of 5122 
= Saunders No. 14035 

WOO 
X 
TEN F3 of 1290 
= Saunders No. 15950 
The direction of the cross is given in the APS registration as WOO X TEN, alas in the documentation of Silvia Saunders (see below) as TEN X WOO.
More information on this topic can be found in the following publications: 
A.P. Saunders in his notebooks: (use the link above) 
Silvia Saunders: The Work of Professor A.P. Saunders pp. 4061 in: Wister JC (ed),1962,The Peonies. 2nd Printing 1995, American Peony Society: WOO VEI BER 