Dioscorea species?- Nagarkot, Kathmandu, Nepal

SK 2773 08 October 2020 : 22 posts by 3 authors. 6 images- 4 to 7 mb each.
Location: Nagarkot,  Kathmandu
Date: 12 September 2020
Elevation: 2044 m.
Habit : Wild 

I already guessed and checked accordingly but could not match.
It should be easy based on leaves, if your check with balance Species in annotated checklist of Flowering plants of Nepal 
Try to check in GBIF. 
Dioscorea ? I have already checked ACoFPN. I shall try GBIF.
Yes, Try to check in GBIF.

Resembles Apocynaceae member, …
I could not find a match as per comparative images at Apocynaceae
I could also not find a match as per Checklist of Nepal at Dioscorea and GBIF.
Could not find any match in Apocynaceae !
Do we have such axiliary blackish growth in any Apocynaceae?
Sorry ..., I am not observed this blackish parts in Apocynaceae,
But I am thinking as fruits it's,  That's why suggested Apocynaceae.
Additional image of bulbil on 20 November 2020 ??
1 image.