''Hydrangea hydrangeoides'', the Japanese hydrangea vine, is a species of flowering plant in the family Hydrangeaceae, native to Ulleungdo Island of South Korea, Japan, and the southern Kuril Islands.

Etymology

The specific epithet ''hydrangeoides'' means "resembling ''Hydrangea''" or "like a ''Hydrangea''".Schizophragma hydrangeoides - Plant Finder. (n.d.). Missouri Botanical Garden. Retrieved November 29, 2022, from https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=286913 This may appear strange considering the current position of this taxon within the genus ''Hydrangea''. However, it was first described as a member of the genus ''Schizophragma'' and the specific epithet was chosen to express a morphological similarity to the previously separate genus ''Hydrangea''.

Horticulture

Under its synonym ''Schizophragma hydrangeoides'' its cultivars 'Roseum' and 'Moonlight' have gained the Royal Horticultural Society's

Award of Garden Merit The Award of Garden Merit (AGM) is a long-established annual award for plants by the British Royal Horticultural Society (RHS). It is based on assessment of the plants' performance under UK growing conditions. History The Award of Garden Merit ...

. In cultivation this species is slow to establish.

References

hydrangeoides Flora of South Korea Flora of Japan Flora of the Kuril Islands Plants described in 2014 {{Cornales-stub