Olinia is a
genus of small trees and shrubs with 10 species in the family
Penaeaceae. The species of
Olinia are native to
Africa, ranging from west Africa to
South Africa. It was previously regarded as the sole genus in the family
Oliniaceae, but is now included in the expanded Penaeaceae along with
Rhynchocalyx (formerly of the Rhynchocalycaceae) under the
APG III system of classification.