Book  (Jan 2000)  Page(s) 183.  
 
Hakodate Herbaceous Peony. Millet [no date given]. A Japanese white lactiflora

Website/Catalog  (1928)  Page(s) 32.  
 
Peonies for the Future
There are scores of new Japanese, such as Joseph Plagne, Jacques Doriat, Antwerpen, Hakodate, Mr. G. F. Hemerik, and many more.