Turpinia ternata Nakai is a synonym of Staphylea ternata (Nakai) Byng & Christenh.

https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:77183819-1

The name Turpinia pomifera (Roxb.) DC. was synonymized with Turpinia ternata Nakai on iNaturalist, but this is actually a synonym of Dalrympelea pomifera Roxb.:

https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:782698-1

Both taxa now belong to different genera and since their distribution areas do not overlap, I have decided to carry out a taxon split for the synonym Turpinia ternata.

I still ask the identifiers to check the observations of the two taxa.