Website/Catalog  (1912)  Page(s) 78.  
 
Summer and Autumn Clematis.
In bloom from July to October.
These flower upon the wood of the current year's growth, and should therefore be pruned to five or six eyes.  The varieties most suitable for bedding are marked thus* 
Purpurea Elegans, deep violet purple, large; fine form...  1s. 6d.

Website/Catalog  (1907)  Page(s) 66.  
 
Clematis in pots to plant out in spring and summer.
General Collection.
78 purpurea elegans (lanuginosa), violet-purple.

Book  (1906)  Page(s) 53.  
 
Principal garden varieties of Clematis:
Lanuginosa type. (July to October.)
Purpurea elegans... Deep violet-purple.

Book  (1898)  Page(s) 66.  
 
Variétés Horticoles
1er Groupe.—PATENS
Section III. — Jackmani.
Purpurea elegans (Cripps).  Coloris violet brillant.

Magazine  (28 Oct 1882)  Page(s) 414.  
 
The Clematis in the Midlands.
...The sorts I have most successfully grown are the following, and the mode of cultivation that recommended by Mr. Jackman.  Lanuginosa type: Gem, lanuginosa, lanuginosa candida, Otto Frœbel, Princess of Wales, purpurea elegans, Gloire de St. Julienne.

Magazine  (28 Oct 1876)  Page(s) 544.  
 
[Advertisement]
New Clematises.
Messrs. Thomas Cripps and Son beg to announce that the undermentioned new varieties are now ready for distribution; which, owing to a failure in propagating, they were unable to send out last May as intended, viz.:
Clematis Purpurea Elegans (T. Cripps & Son). — Of the lanuginosa type; flowers large, fine form; colour deep violet-purple, well contrasted by its light-coloured filaments and pinkish-brown anthers.  A decided acquisition,probably the finest of its class ever offered. First-class Certificate, South Kensington.  Price 21s each.

Magazine  (Jul 1874)  Page(s) 158.  
 
Notable New Plants and Flowers.
Clematis purpurea elegans [First-class Certificate]. — A rich purple-blue variety of the lanuginosa type, with well-formed flowers. — Messrs. Cripps & Son: R.H.S., June 4.

Magazine  (11 Jun 1874)  Page(s) 462.  
 
Royal Horticultural Society.  June 4th and 5th.
Floral Committee, June 4th. 
Messrs. Cripps & Son, Tunbridge Wells, exhibited Clematis purpurea elegans, with deep violet flowers, and were awarded a first class certificate.