Nomenclator fungorum : exhibens ordine alphabetico nomina tam generica quam specifica, ac synonyma a scriptoribus de scientia botanica fungis imposita - Streinz, Wenzel M. (Wenzel Matern), 1792 -1876 (C. Gorischek, 1862)

Norfolk natterjack - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists Society, 2008)

North American botany; comprising the native and common cultivated plants, north of Mexico. Genera arranged according to the artificial and natural methods - Eaton, Amos, 1776 -1842 (E. Gates, 1840)

The North American cup-fungi (inoperculates) - Seaver, Fred Jay, 1877 -1970 (1951)

The North American cup-fungi (operculates) - Seaver, Fred Jay, 1877 -1970 (The author, 1942)