Website/Catalog  (1948)  Page(s) 67.  
 
Peonies
Strong, 3 to 5 eye divisions
Margaret Atwood. (Japanese) White...40¢

Book  (1928)  Page(s) 116.  
 
Descriptive List of Chinese Peonies
Margaret Atwood. (Origin uncertain.) 8.7.
Japanese type; large; midseason. Pure white, cup-like flowers, with an occasional pink flush on the outside; center a ball of golden staminodes; carpels green with a white base and creamy tips; not notably fragrant. Medium tall; strong growth; free-blooming. Foliage medium. broad and smooth.
Somewhat similar to Isani Gidui, but not nearly so large, and the habit of the plant is very different.
"I understand that Mr. Farr selected this variety from an importation of Toro-no-maki and named it Margaret Atwwod. As I have seen it, the flowers are as large or larger than Isani Gidui."—Fewkes.

Website/Catalog  (1921)  Page(s) [6].  
 
Japanese Peonies
Margaret Atwood...$7.50

Website/Catalog  (1915)  Page(s) 43.  
 
Japanese Peonies
Including direct importations from Japan, and Kelway's "Imperial" and Hollis' New Seedling Japanese Peonies
A new race of Peonies of a distinct type, forming a separate class, intermediate between the single and the double types, and distinguished by their stamens being transformed into narrow petaloids. [...]
I have retained the Japanese names, with their translation, prefixed by the American names, which were given to this set by the Peony Society of the American Florists.
Margaret Atwood. Very large, pure white, cup-shaped flowers, with deep golden center. Unusually large petals of heavy texture. Strong, vigorous grower. The finest white variety. $3.50.

Book  (1907)  Page(s) 29.  
 
208. **ATTWOOD. MARGARET; P.
(1) 1896, The Gardening World, Vol. 12, p. 670.
(2) *1896. The Gardner's Mag. 39, p. 588.
(3) 1896, The Garden, Vol. 49, p. 454.
(4) **1899, The Garden, Vol. 55, p. 4.

Magazine  (1899)  Page(s) xvi.  
 
Garden Flora
Plate 1204
Single Pæonies.
(With a coloured plate of P. The Mikado and P. Margaret Attwood)

Magazine  (1899)  Page(s) pl. 1204.  Includes photo(s).
 
Two single paeonies...Margaret Atwood

Magazine  (13 Jun 1896)  Page(s) 454.  
 
Floral Committee.
First-class certificates were given to the following:
Pæony Margaret Atwood.—A lovely variety with milky white petals and a pale lemon centre, the flowers of full size. From Messrs. R. Wallace and Co.