Magazine  (Nov 1911)  Page(s) 147.  
 
IRMA.
Species— P. albiflora.
Originated by Calot, 1859.
Donated by Farr.
Description of bloom — Type of bloom rose. Form of bloom globular, compact. Not differentiated. Entirely transformed. Color (total effect) violet rose 3 (154); guards clear; collar same as guards; center clear; secondary staminodes absent. A few cream yellow, small petals at the center. Fragrance . lacking. Blooming time late. Very large size.
Description of plant — Habit of plant erect, medium height, compact. Growth strong. Stem medium long, very strong, green. Blooming habit free. Buds borne in clusters. Foliage well furnished, light green, coarse ; veins green.
Commercial value—For cut bloom good; landscape value good. Variety as a whole good.

Website/Catalog  (1909)  Page(s) 6.  
 
IRMA. Very soft fleshy pink, late bloomer...$ 2 00

Book  (1907)  Page(s) 116.  
 
1264. IRMA; P....(Calot, 1859)
(1) 1859, Dessert's MSS.
(2) 1904, Harrison's Paeony Manual, p. 47.
(3) 1906, Florists' Exchange, June 9.
(4) Cornell Plot Nos. 811, 812, 813.

Book  (1907)  Page(s) 40.  
 
Irma. Calot, 1859. Very soft, fleshy pink. Very satisfactory in the west.