Website/Catalog  (1860)  Page(s) 26.  
 
Chinese Tree Pæonies. — Pæonia Moutan.
These are the most splendid and showy of all flowering shrubs, and among the most rare.
The flowers are mostly fragrant, and all are double, unless denoted otherwise.  They are perfectly hardy, and will withstand the winters of our most northern States and the Canadas.  They bloom in May, ten to fifteen days before the Chinese Herbaceous varieties.
The following twenty-one splendid varieties were originated from seeds, by Wm. R. Prince:
21. Rosea Carminea plena...  Rosy Carmine, the strongest growth of all the varieties...  $5.00

Book  (1857)  Page(s) 23.  
 
Chinese Tree Pæonies.—Pæonia Moutan.
These are the most splendid and showy of all Flowering Shrubs, and among the most rare.
All are double, unless denoted otherwise. They are perfectly hardy, and will withstand the winters of our most northern States. They bloom in May, 10 to 15 days before the Chinese Herbaceous varieties. [...]
The following eight very splendid varieties were originated by us from seeds:
13 Rosea carminea plena. Prince's carmine, very strong growth...$5 00