Clematis 'Frances Rivis' (A)

Clematis 'Georg' (A)

Clematis 'Gipsy Queen' (LL)

Clematis 'Girenas' (EL)

Clematis 'Golden Harvest' (Ta)

Clematis 'Golden Tiara' (Ta)

Clematis 'Guernsey Cream' (EL)

Clematis 'Guernsey Cream' (EL)

Clematis 'Guiding Star' (LL)

Clematis 'H.F. Young' (EL)

Clematis 'Hagley Hybrid' (LL)

Clematis 'Hagley Hybrid' (LL)

Clematis 'Hagley Hybrid' (LL)

Clematis 'Haku-ookan' (EL)

Clematis 'Hania' (LL)

Clematis 'Harry Smith' (Ta)

Clematis 'Helsingborg' (A)

Clematis 'Hendryetta' (I)

Clematis 'Henryi' (LL)

Clematis 'Hoshi-no-flamenco' (LL)

Clematis 'Huldine' (Vt)

Clematis 'Huvi' (LL)

Clematis 'Hybrida Sieboldii' (EL)

Clematis 'Ibi' (EL)