Tree 18-22 m. Leaves thinly chartaceous, oblong-lanceolate, 14-24 by 4-7 cm, base subcuneate or narrowly rounded, apex blunt or subacute; Inflorescences pedunculate, between the leaves, (early) glabrescent, hairs scattered, pale, 0.1 mm, like on the flowers; Fruits single, obovoid-oblong, 5-5.5 by 3 cm, apex ± blunt or subacute, basal part narrowed, early glabrescent, hairs ± scattered, appressed, rather pale, less than 0.1 mm;
Asia-Tropical, Manus I endemic, Papua New Guinea present
Malesia: Papua New Guinea (endemic to Manus I.).
Myristica psilocarpa is similar and related to M. hooglandii, but the latter is distinguishable by a stouter habit, leaves with faint or invisible venation, much larger male flowers (synandrium without sterile apex) and fruits with less woody and less hard pericarp, at first with a thin mealy indumentum, glabrescent.