Magazine  (Sep 1944)  Page(s) 13.  
 
Tree Peony Supplement to the Manual
John C. Wister, Germantown, Pa.
Alphabetical Check List of Tree Peony Names, August 1944
Alexandra (Named by Paillet [in his catalogue?] 1889)

Small Caps indicate accepted names, but varieties obsolete.

Book  (1928)  Page(s) 248.  
 
Tree Peony Check List
† Alexndra. (——, 1899.) 

† Never widely distributed.