KEY TO THE SUBSPECIES

1Lower leaf surface (at least partly) with persistent indumentum. Male buds 7-8 mm. Fruits subglobose or broadly ovoid, 2-2.5(-3) cm diameter, hairs 3-5 mm. — Morobe Prov., Northern Prov. (Kokoda).
1'Lower leaf surface glabrescent. Male buds 5-6 mm. Fruits (ovoid-)ellipsoid, 2.5-4.5 cm, hairs 1.5-3 mm. — SE Morobe, Central, and Milne Bay Prov.