What is "neuburgia"

Neuburgia is a genus of plant in family Loganiaceae. It contains the following species (but this list may be incomplete):

• Neuburgia alata, (A.C.Sm.) A.C.Smith
• Neuburgia collina, (A.C.Sm) A.C.Smith
• Neuburgia macrocarpa, (A.C.Sm.) A.C.Smith
• Neuburgia macroloba, (A.C.Sm.) A.C.Smith
• Neuburgia tubiflora, Bl.