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Enumeratio systematica fungorum in omnium herbarum europaearum organis diversis hucusque observatorum mentione facta fontium litterariorum diagnoses eorum figurasque proferentium nec non praecipuorum eorum synonymorum numerorumque collectionum plurium venalium species enumeratas - Oudemans, C. A. J. A. (Cornelis Antoon Jan Abraham), 1825 -1906 (apud M. Nijhoff, 1919)

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Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1910)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1911)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1912)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1913)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1914)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1915)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1916)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1917)