Magazine  (1900)  Page(s) 316.  
 
from "Hybrid Clematis" By Mr. A. G. Jackman, F.R.H.S.
Among the foremost hybridisers of the Clematis must also be mentioned Monsieur Lemoine of Nancy, who has raised several good varieties of the patens, lanuginosa and Viticella types of recent years, more especially of the Viticella type, conspicuous among them being C. candidissima plena...

Magazine  (1877)  Page(s) 267.  
 
Clematis candidissima plena

Magazine  (1865)  Page(s) Vol. 16, p. 39.  
 
C. patens candidissima plena (Lemoine), fleurs moyennes blanches doubles, bien supérieures à celles de la C. monstrosa.