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Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1892)

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The Metaspermae of the Minnesota Valley. A list of the higher seed-producing plants indigenous to the drainage-basin of the Minnesota River - MacMillan, Conway, 1867 -1929 ([Harrison & Smith, State Printers], 1892)

The Metaspermae of the Minnesota Valley : a list of the higher seed-producing plants indigenous to the drainage-basin of the Minnesota River - MacMillan, Conway, 1867 -1929 (Geological and Natural History Survey of Minnesota, 1892)

The Metaspermae of the Minnesota valley; a list of the higher seed-producing plants indigenous to the drainage-basin of the Minnesota river - MacMillan, Conway, 1867 -1929 ([Harrison & Smith, State Printers], 1892)

The Metaspermae of the Minnesota Valley; a list of the higher seed-producing plants indigenous to the drainage-basin of the Minnesota River - MacMillan, Conway, 1867 -1929 ([Harrison & Smith, State Printers], 1892)

Meyers Konversations-Lexikon : ein Nachschlagewerk des allgemeinen Wissens - Meyer, Hermann Julius, 1826 -1909 (Bibliographisches Institut, 1896)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 2005)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 2008)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 2010)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 2013)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 2014)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 2016)

Michigan trees; a handbook of the native and most important introduced species - Otis, Charles Herbert, 1886 - (The Regents, 1915)

Michigan trees : a handbook of the native and most important introduced species - Otis, Charles Herbert, 1886 - (Regents of the University of Michigan, 1917)

Michigan trees; a handbook of the native and most important introduced species - Otis, Charles Herbert, 1886 - (The Regents, 1913)

Midden-Sumatra. Reizen en onderzoekingen der Sumatra-expeditie, uitgerust door het Aardrijkskundig genootschap, 1877-1879, beschreven door de leden der expeditie, onder toezicht van Prof. P.J. Veth - Veth, Pieter Johannes, 1814 -1895 (E.J. Brill, 1881)

Midden-Sumatra. Reizen en onderzoekingen der Sumatra-expeditie, uitgerust door het Aardrijkskundig genootschap, 1877-1879, beschreven door de leden der expeditie, onder toezicht van Prof. P.J. Veth - Veth, Pieter Johannes, 1814 -1895 (E. J. Brill, 1881)

Migrations - New York Botanical Garden (the author, 2013)

Mikrochemie der Pflanze - Molisch, Hans, 1856 -1937 (G. Fischer, 1921)

Mikrochemie der pflanze - Molisch, Hans, 1856 -1937 (G. Fischer, 1923)

Mikrochemie der Pflanze - Molisch, Hans, 1856 -1937 (G. Fischer, 1913)

Mikrographie des Holzes der auf Java vorkommenden Baumarten, im Auftrage des Kolonial-Ministeriums, unter Leitung von J.W. Moll, bearb. von H.H. Janssonius, im Anschlusz an "Additamenta ad cognitionem florae arboreae Javanicae, auctoribus H.C. Koorders et Th. Valeton" - Koorders, Sijfert Hendrik, 1863 -1919 (E.J. Brill, 1906)

Mikrographie des Holzes der auf Java vorkommenden Baumarten, im Auftrage des Kolonial-Ministeriums - Koorders, Sijfert Hendrik, 1863 -1919 (E. J. Brill, 1908)

Mikrographie des Holzes der auf Java vorkommenden Baumarten, im Auftrage des Kolonial-Ministeriums - Koorders, Sijfert Hendrik, 1863 -1919 (E. J. Brill, 1936)

Minnesota botanical studies - Geological; Natural History Survey of Minnesota. (Geological and Natural History Survey of Minnesota, 1896)