Book  (Oct 2001)  Page(s) 113.  Includes photo(s).
 
Clematis 'Andromeda'
Ken Pyne (England) 1987
Selected seedling of C. 'Jadwiga Teresa'
Introduced in 1994
... early, semi-double flowers... are produced on the previous season's old wood [and comprise] an outer row of eight, and and inner row of usually six white tepals... A bright pink diffused stripe runs along the centre of each tepal. Single flowers are produced on new growth in late summer. The stamens are yellow...