''Hydrangea hydrangeoides'', the Japanese hydrangea vine, is a species of flowering plant in the family

Hydrangeaceae Hydrangeaceae is a family of flowering plants in the order Cornales, with a wide distribution in Asia and North America, and locally in southeastern Europe. Description The genera are characterised by leaves in opposite pairs (rarely whorled ...

, native to

Ulleungdo Ulleungdo (also spelled Ulreungdo; Hangul: , ) is a South Korean island 120 km (75 mi) east of the Korean Peninsula in the Sea of Japan, formerly known as the Dagelet Island or Argonaut Island in Europe. Volcanic in origin, the rocky s ...

Island of South Korea, Japan, and the southern

Kuril Islands The Kuril Islands or Kurile Islands (; rus, Кури́льские острова́, r=Kuril'skiye ostrova, p=kʊˈrʲilʲskʲɪjə ɐstrɐˈva; Japanese: or ) are a volcanic archipelago currently administered as part of Sakhalin Oblast in the ...

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 The Royal Horticultural Society (RHS), founded in 1804 as the Horticultural Society of London, is the UK's leading gardening charity. The RHS promotes horticulture through its five gardens at Wisley (Surrey), Hyde Hall (Essex), Harlow Carr (Nort ...

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