Book  (2007)  
 
Summer Fields, J. Mattock 1971
Blooming period: medium
Habit: shrub
Vigour: moderate-low
Prickles: sparse, straight, sometimes curved downwards
Flower: solitary, sometimes in clusters (2); moderate-sparse bloom; 52 petals; very full, vase-shaped; diameter 7,5-8,0 cm; depth 3,0-4,0 cm; strong fragrance
Petals: elongated; length 5,0-5,3 cm; width 2,7-4,1 cm; colour of the upper surface old rose 55 C, reverse greyish pink 55 A
Stamens: anthers and filaments yellow
Stygmas: free, yellow
Calyx: cupped, smooth
Sepals: reflexed downwards; with appendages
Foliage: length 7,0-8,5 cm, width 6,0-6,5 cm; colour of the upper surface dark green 147 A, reverse light green 148 B

Book  (19 Apr 2000)  Page(s) 564.  
 
'Summer Fields', F, dp, 1971; description; (Tropicana X Goldmarie); Mattock

Website/Catalog  (2000)  Page(s) 189.  
 
S. Summer Fields, Mattock J., 1971