Website/Catalog  (1910)  Page(s) 11.  
 
Single Herbaceous Peonies
1—Acantha. Lilac-rose; very fragrant, tall; early...25¢

Book  (Apr 1907)  Page(s) 14.  
 
15. ACANTHA, P
(1) 1884, The Florist p. 110.

Website/Catalog  (1890)  Page(s) 28.  
 
Single Herbaceous Pæonies.
Acantha, lilac-rose. [K]