Nauclea L.
Engl.: nauclea.

Nauclea diderrichii

Nauclea diderrichii (De Wild.) Merr.
Engl.: badi, bilinga.
Bot. syn.: Sarcocephalus diderrichii De Wild.

Nauclea rhynchophylla:

Nauclea rhynchophylla Miq., Rubiaceae: See Uncaria rhynchophylla (Miq.) Miq.

I have no articles for this botanical term, but there might be some for the next level down (if found).