Unpublished paper, 'Acokanthera schimperi [arrow poison tree] of tropical East Africa: Its natural history, chemistry, and pharmacology' by Thomas R [Richard] Fraser and Joseph Tillie The authors continue their research into arrow-poison ('Preliminary notice on the arrow-poison of the Wa Nyika and other tribes of East Equatorial Africa, with special reference to the chemical properties and pharmacological action of the wood from which it is prepared', volume 53 of the Proceedings of the Royal Society). Their detailed description of the natural history, chemistry and pharmacology of Acokanthera schimperi is preceded by 'an account of the arrow-poison employed by tribes inhabiting districts of Central and Tropical East Africa.' Includes bibliography. Subject: Botany / Toxicology Received 28 March 1895. Read 25 April 1895. Whilst the Royal Society declined to publish this paper in full, an abstract of the paper was published in volume 58 of the Proceedings of the Royal Society as 'Acokanthera schimperi: its natural history, chemistry, and pharmacology'. 1895