Book  (Oct 2001)  Page(s) 364.  Includes photo(s).

Book  (11 Oct 2000)  Page(s) 11.  
 
"Sweet Autumn Scented Clematis"
grown widely in [America]...
C. terniflora [incorrectly called] C. paniculata...
does not flower well in northern British and European gardens...
The hardiest of all the strong-scented species [known to the author]...

Book  (1999)  Page(s) 237.  Includes photo(s).