KEY TO THE SUBSPECIES

1	Pinnae (1 or) 2 pairs; leaflets glabrous; base of leaflets on proximal pinnae symmetrically rounded or broadly cuneate Archidendron ellipticum subsp. ellipticum
1'	Pinnae 2 pairs; leaflets scattered ferrugineous- ly puberulous beneath; base of leaflets on proximal pinnae cordate Archidendron ellipticum subsp. cordifoliolatum