Website/Catalog  (1908)  Page(s) 39.  
 
Pæonia Chinensis, Chinese Pæony, Single Varieties
Sir Edward Lawson. Pure rose.

Book  (1907)  Page(s) 129.  
 
1436. LAWSON, SIR EDWARD; P.
(1) 1904, Harrison's Paeony Manual, p. 52.

Book  (1904)  Page(s) 52.  
 
Single Paeonys.
I name a few of the leading ones from Kelway's list.
Sir Edward Lawson. Pure rose.

Website/Catalog  (1902)  Page(s) 15.  
 
Kelway's New Single-Flowered Pæonies of 1900-1901.
Sir Edward Lawson, pure rose.