Which one is native to tropical Africa,  Nephrolepis or Antidesma?
Nephrolepis: Nephrolepis is a genus of about 30 species of ferns in the family Nephrolepidaceae (or Dryopteridaceae in some classifications). Antidesma: Antidesma is a genus of tropical plant in the Phyllanthaceae formally described by Linnaeus in 1753. Antidesma:  It is native to tropical Africa, S + E + SE Asia, Australia, and various oceanic islands.
Antidesma