Ashes of Cordyceps robertsii sometimes mixed with the black juice of māhoe berry for tattooing (Colenso 1868a).
Charcoal used for gunpowder (Kirk 1889).
In fire lighting by friction, used as the base wood (Taylor 1870).
Among museum artefacts he tested Wallace 1989 found a maul made of māhoe. The wood is very light but was found waterlogged in a swamp. It may have been kept wet to increase its density and thereby its usefulness (p.226).
Inner bark scraped, used to cover diseased skin. Juice expressed over sores (Te Rangi Hiroa 1910).
Put about a pint of water into a billy. Add the leaves - a handful. Boil for about 20 minutes. Strain, bottle, cork, label. For rheumatism, bathe the affected part twice a day. For scabies ("hakihaki"), boil the leaves and apply. Bandage. (P. Smith 1940).
Inner bark of māhoe frayed and used as a pack for burns (S. Collier 1941).
Mahoe is reported to contain an opossum toxin (Department of Scientific and Industrial Research Chemistry Div. report, 1979, cited in Brooker, Cambie and Cooper 1987)