A taxonomic <xref>genus</xref> within the <xref>family</xref> <xref>Annonaceae</xref> — a number of <xref>evergreen</xref> <xref>trees</xref> from the <xref>savannas</xref> of <xref>Africa</xref>.
User Defined Definitions
"tropical evergreen trees or shrubs; chiefly African"