Clematis 'Frances Rivis' (A)

Clematis 'Frankie' (A)

Clematis 'Fujimusume' (P)

Clematis 'General Sikorski' (LL)

Clematis 'Gipsy Queen' (LL)

Clematis 'Guernsey Cream' (EL)

Clematis 'Guiding Star' (LL)

Clematis 'H.F. Young' (EL)

Clematis 'Hania' (LL)

Clematis 'Harry Smith' (Ta)

Clematis 'Helsingborg' (A)

Clematis 'Hendryetta' (I)

Clematis 'Henryi' (LL)

Clematis 'Huldine' (Vt)

Clematis 'Huvi' (LL)

Clematis 'Hybrida Sieboldii' (EL)

Clematis 'Ibi' (EL)

Clematis 'Ithemba'

Clematis 'Jackmanii' (LL)

Clematis 'James Mason' (EL)

Clematis 'Jenny'

Clematis 'Justa' (Vt)

Clematis 'Kakio' (EL)

Clematis 'Kathleen Dunford' (EL)