The Himalayan Ivy H. nepalensis is different from European Ivy H. helix in first presence of scaly pubescence (and not stellate), fruit golden yellow (not black).
Also the juvenile leaves of H.helix are broader and regularly 5 lobed, whereas in H. nepalensis the juvenile leaves are narrower and with two to five small lobes on each side, also the leaves are greyish between the lateral veins..
Attaching the leaves of both species.
The leaves in flowering shoots in H. helix are almost as broad as long, and flowers are greenish yellow. In H. nepalensis the leaves are much longer than broad (as seen in your and … both sets) and flowers golden yellow (clearly seen in … plant).
Hedera page (Araliaceae) with images of species in efloraofindia : 1 post by 1 author
If you find any mis-identification, pl. let us know.
If anybody can send images of other species of this genera (for incorporation in the website), it will be really nice. Also, if anybody is interested to take up the activity of inserting images on efloraofindia pages from efloraofindia posts, pl. let us know.