Book  (Oct 2001)  Page(s) 238-239.  Includes photo(s).

Magazine  (1933)  Page(s) 68.  
 
...name to a Monsieur Jouin, manager of the Simon-Louis Nursery at Metz. But the exact place and time of its origin or introduction are shrouded in mystery. Monsieur E. Lemoine of Nancy informs me that he obtained the first plants from Henri Correvon of Geneva under the name of "jardin alpin" about 1909, but Monsieur Correvon writes that he obtained his plants from Vilmorin who in turn had obtained them from Lemoine, and that it was universally regarded as
Though this plant has been grown for a long time in the Arnold Arboretum and in two or three other collections, I have seen no reference to it in popular garden literature on this side of the Atlantic under its right name. It is passed over in silence in the interesting chapter on clematis in E.H. Wilson's More Aristocrats of the Garden. Some fifteen years ago, however, a New England florist introduced a hybrid which he called C. Ina Dwyer, and which he informs me he originally discovered on his own place. This is obviously a