"Russula emetica
The dazzling Russula emetica, once listed as enjoyable, now most definitely not; never eat a Russula, which tastes acrid when raw; the test-bite itself can be scary, filling the mouth and throat with fire."
In publication, Page 41: "Reflections on the Fungaloids" by B.L. Williamson, Ottawa, 1992. ISBN 1-894572-65-3