KEY TO THE SPECIES

1Apex of leaflets retuse or slightly emarginate. Leaflets obovate, elliptic, or rarely ovate-oblong, 2¾-3½ by 1-1½ cm
Pistacia malayana
1'Apex of leaflets acuminate. Leaflets lanceolate, 4-8 by 1-2½ cm
Pistacia chinensis