R v Metuariki - [1986] 1 NZLR 488

Criminal law — Mens rea — Supplying controlled drug — Accused sold magic mushrooms — Mushrooms contained the Class A drug psilocybine — Accused knew the mushrooms had hallucinatory properties but denied any knowledge that they contained a controlled drug — Whether the prosecution must prove that accused knew that the mushrooms contained a controlled drug — Whether the accused could properly be found guilty of an offence — Crimes Act 1961, s 25 — Misuse of Drugs Act 1975, ss 2, 6(1)(c) and 29