SEHLMEYER, Index alphabeticus specierum hymenonycetum, 1852

First edition.
Sehlmeyer (1788-1856) German botanist and pharmacist was responsible for the Cologne pharmacy between 1821 and 1852.
Work designed by Sehlmeyer to serve as an index to the Systema mycologicum of Elias Magnus Fries (nicknamed the “Linnaeus of mushrooms” father of scientific mycology) of which the editions at the time were lacking.