Clematis 'Proteus' (EL)

Clematis 'Red Pearl' (EL)

Clematis 'Remembrance' (LL)

Clematis 'Rhapsody' (EL)

Clematis 'Romantika' (LL)

Clematis 'Romantika' (LL)

Clematis 'Rubra' (Vt)

Clematis 'Ruby' (A)

Clematis 'Ruriokoshi' (LL)

Clematis 'Semu' (LL)

Clematis 'Star of India' (LL)

Clematis 'Stasik' (EL)

Clematis 'Stolwijk Gold' (A)

Clematis 'Tage Lundell' (A)

Clematis 'Taiga'

Clematis 'Teshio' (EL)

Clematis 'The Bride' (EL)

Clematis 'The President' (EL)

Clematis 'Thyrislund' (EL)

Clematis 'Toki' (EL)

Clematis 'Venosa Violacea' (Vt)

Clematis 'Veronica's Choice' (LL)

Clematis 'Violet Elizabeth' (EL)

Clematis 'Vitiwester'