Clematis koreana var carunculosa 'Jan E Sanda' (previously chiisanensis 'Jan E Sanda')
Drooping, open flowers, pale yellow or greeny-yellow, purple spots, reddish tinge at base.
Previously known, and widely described, as chiisanensis 'Jan E Sanda'
Group:
Atragene group
Parentage:
? selected form of koreana var carunculosa aka chiisanensis