Book  (2007)  
 
Northamptonshire, J. Mattock 1970
Blooming period: late
Habit: shrub with arching canes
Vigour: moderate
Prickles: few and curved
Flower: in clusters (9 or more), in corymbs; moderate bloom; 15 petals; vase-shaped, semi-double; diameter 4,0 cm; depth 2,0 cm; weak fragrance
Petals: rounded; length 2,1 cm; width 2,0 cm; colour of the upper surface apricot 27 D, reverse old rose 55 D; no nails
Stamens: anthers yellow, filaments white
Stygmas: free, yellow
Calyx: cupped, with hair
Sepals: horizontal; 1-2 appendages, either on one or on both sides
Foliage: length 15,0 cm, width 12,0 cm; colour of the upper surface dark green 147 A, reverse olive green 147 B; slightly glossy; length of the terminal leaflet 5,5 cm, width 2,7 cm; rounded base; 25 teeth per side

Book  (Dec 1998)  Page(s) 434.  Includes photo(s).
 
Northamptonshire (MATtdor) Groundcover. Mattock (UK) 1990... pearly pink flowers... It was named by John Mattock for a wonderful county north of London...

Website/Catalog  (23 Oct 1998)  Page(s) 5-6.  Includes photo(s).
 
Northamptonshire (MATtdor) County Series... flesh pink and white blooms of perfect buttonhole shape resembling 'Cecile Brunner'... Mattock 1990.

Book  (1997)  Page(s) 326.  
 
Northamptonshire (MATtdor) Description... Shapely, small flowers of soft pink...

Book  (1996)  Page(s) 60.  
 
Northamptonshire (MATtdor) Ground cover; carries big sprays of cupped semi-double pearly white flowers... Mattock (England) 1990.

Book  (1989)  Page(s) 22.  
 
E. F. Allen, Awards to Third Year Rose Seedlings in Great Britain in 1988. 
MATtdor ('Trier' x ['Evelyn Fison' x 'Gold Pin') x 'Chivalry']).  A Cluster Flower by Mattock, with flesh pink flowers reminiscent of 'Cecile Brunner', China-type foliage and good rain resistance. Certificate of Merit.