Clematis 'Rouge Cardinal' (LL)

Clematis 'Royal Velours' (Vt)

Clematis 'Rubra' (Vt)

Clematis 'Ruriokoshi' (LL)

Clematis 'Rüütel' (EL)

Clematis 'Sanssouci' (M)

Clematis 'Semu' (LL)

Clematis 'Shin-shigyoku' (EL)

Clematis 'Shirayukihime' (EL)

Clematis 'Snow Queen' (EL)

Clematis 'Snowdrift' (Ar)

Clematis 'Star of India' (LL)

Clematis 'Stolwijk Gold' (A)

Clematis 'Sunset' (LL)

Clematis 'Sweet Summer Love' (F)

Clematis 'Sylvia Denny' (EL)

Clematis 'Södertälje' (Vt)

Clematis 'Taiga'

Clematis 'Teshio' (EL)

Clematis 'Tetrarose' (M)

Clematis 'The President' (EL)

Clematis 'The President' (EL)

Clematis 'The President' (EL)

Clematis 'The President' (EL)