Book  (5 Apr 2010)  
 
Jessie Clark LCl, mp, 1915, Clark, A.; flowers rosy pink, becoming lighter, 12 cm., single; non-recurrent; foliage dark, leathery; very vigorous growth. [R. gigantea × Mme Martignier]. Introductions: NRS Victoria

Book  (2010)  Page(s) 19.  Includes photo(s).
 
Jessie Clark was twenty-four years old when……

Magazine  (2006)  Page(s) 24. Vol. 28, No.3.  
 
Peter Cox. ‘Australian Roses’ Some of the pale pink rose photographs have printed poorly in the book on glazed paper, although the colour was good on the plain paper proofs. This could be due to the colour balance being incorrect for the sheet or insufficient light in the transparency. The roses are: p8 Jessie Clark

Book  (Dec 1998)  Page(s) 326.  
 
Jessie Clark Large-flowered Climber. Clark (Australia) 1915. Rosa gigantea x 'Mme. Martignier'... a pink R. gigantea seedling with large, single flowers... In the initial years all proceeds for sales of this rose were donated to the National Rose Society of Victoria...

Book  (1994)  Page(s) 72-73, 120.  
 
Pages 72-73: Named after Alister's dearly loved niece, she is one of the first roses to bloom in the spring. She does not repeat
Page 120: Jessie Clark 1915. Probably R. gigantea x 'Madame Martignier'. [Clark's] first great success. Very large, single roses of clear pink...

Book  (Apr 1993)  Page(s) 271.  
 
Jessie Clark Large-flowered Climber, rosy pink, becoming lighter, single, 1915, R. gigantea x 'Mme. Martignier'; Clark, A. Description.

(1938)  
 
Jessie Clark. —  large single pink, foliage dark green.

Book  (1936)  Page(s) 158.  
 
Clark, Jessy (hybrid gigantea) A. Clark 1924; R. gigantea X ? ; light pink, very large, single, Clematis-form, free-blooming, late-blooming.

Magazine  (Jun 1932)  Page(s) 57.  
 
En Australie, M. ALLISTER-CLARK, de Bulla, a également obtenu les hybrides de Gigantea ci-dessous :...
Jessie Clark, 1915, rose.

Article (newspaper)  (4 Feb 1928)  Page(s) 14.  
 
THE ROSARY By Dog Rose.
Jessie Clark is making tremendous growth at the present time, and where growths are becoming too long, or are in the road, they can be cut back. Jessie Clark is one of the earliest flowering roses, and usually begins to bloom in August; consequently a little cutting back at this time of the year will not do any harm.