The old vegetable neurotics: hemlock, opium, belladonna and henbane; their physiological action and therapeutical use, alone and in combination; being the Gulstonian Lectures of 1868, extended and including a complete examination of the active constituents of opium / John Harley.
A medical handbook from the late 1800s,â„“The Old Vegetable Neuroticsâ„“provides readers with guidance on how to use plants for medicinal gain, including lethal ones like hemlock and belladonna.