The Death Cap is a 1946 mystery detective novel by the British author Ruthven Todd, written under the pen name of R.T. Campbell.Royle p.301 It was one of several novels featuring the botanist and amateur detective Professor John Stubbs.Hanson p.170
Synopsis After a young woman belonging to a Bohemian group of artists is poisoned by the death cap mushroom, the domineering and boorish Stubbs sets out to solve the case despite the objections of Chief Inspector Bishop of Scotland Yard.
References
Bibliography Hanson, Gillian Mary. City and Shore: The Function of Setting in the British Mystery. McFarland, 2015. Main, Peter. A Fervent Mind: The Life of Ruthven Todd. Lomax Press, 2018. Royle, Trevor. The Macmillan Companion to Scottish Literature. Macmillan, 1983.