Clematis 'Denny's Double' (EL)

Clematis 'Diversifolia Olgae'

Clematis 'Dorothy Walton' (LL)

Clematis 'Dr Ruppel' (EL)

Clematis 'Dutch Sky' (LL)

Clematis 'Elizabeth' (M)

Clematis 'Ernest Markham' (LL)

Clematis 'Etoile de Malicorne' (EL)

Clematis 'Etoile Nacrée' (EL)

Clematis 'Fragrant Spring' (M)

Clematis 'Fragrant Spring' (M)

Clematis 'Fragrant Spring' (M)

Clematis 'Fragrant Spring' (M)

Clematis 'Frances Rivis' (A)

Clematis 'Georg' (A)

Clematis 'Golden Tiara' (Ta)

Clematis 'Guernsey Cream' (EL)

Clematis 'Guernsey Cream' (EL)

Clematis 'Hagley Hybrid' (LL)

Clematis 'Hagley Hybrid' (LL)

Clematis 'Hagley Hybrid' (LL)

Clematis 'Hania' (LL)

Clematis 'Hendryetta' (I)

Clematis 'Huldine' (Vt)