Website/Catalog  (1928)  Page(s) 36.  
 
Paeonia sinensis...La brune, dark purple-red...1 piece M 1.50

Magazine  (Nov 1911)  Page(s) 61.  
 
ADDITIONAL NOTES AND CORRECTIONS TO DESCRIPTIONS IN BULLETIN 278
La Brune, page 276. Should be described as loose semi-double rather than semi-rose type; in fact, it is nearly single in some cases.

Book  (1907)  Page(s) 43.  
 
379. BRUNE, LA; P....(Verdier, 1866)
(1) 1866, Dessert's MSS.
(2) Cornell Plots Nos. 204, 1652.

Book  (1892)  Page(s) 185.  
 
La Brune. Toutes les Pivoines herbacées peuvent se multiplier par....