Magazine  (28 Jul 1937)  Page(s) 56.  
 
TWENTY BEST LARGE-FLOWERED HYBRIDS OBTAINABLE IN THIS COUNTRY
Duchess of Albany* [see footnote] Texensis Type
All bloom on new wood except Belle of Woking and Sir Garnet Wolseley

*Or any other Texensis Hybrid, Duchess of York, Countess of Onslow, Grace Darling, Admiration, all with trumpet-shaped flowers in shades of pink or scarlet.

Website/Catalog  (1924)  Page(s) 107.  
 
Grace Darling (Hybride de coccinea). Rose carmin.

Website/Catalog  (1914)  Page(s) 109.  
 
Clematis Coccinea Hybrids
Grace Darling. A very pretty, bright, rosy carmine.

Website/Catalog  (1912)  Page(s) 78.  
 
Hybrid Clematis.
The following are Hybrid varieties raised from C. Coccinea; they have been certificated by the Horticultural Society, and are decidedly pretty and most distinct.
Grace Darling, A delicate hue of bright rosy carmine, the blooms are star shaped, and it is very free flowering...  1s. 6d.

Book  (1906)  Page(s) 54.  
 
Principal garden varieties of Clematis:
Viorna type.  (July to September.)
Coccinea hybrids.
Grace Darling... Bright rosy-carmine, star shape.

Website/Catalog  (1900)  Page(s) 17.  
 
NEW HARDY HYBRID CLEMATIS COCCINEA.
Grace Darling. Star-shaped blossoms of a delicate hue of bright rosy crimson; very profuse. Strong plants, $1.50 each.