Monatsschrift des Vereines zur Beförderung des Gartenbaues in den Königl. Preussischen Staaten für Gärtnerei und Pflanzenkunde - Verein zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten. (In Kommission bei Wiegandt, Hempel & Parey [etc.], 1874)

Le Monde des papillons : promenade à travers champs - Depuiset, Alphonse (J. Rothschild, 1867)

Monographia uredinearum : seu specierum omnium ad hunc usque diem cognitarum descriptio et adumbratio systematica - Sydow, P. (Paul), 1851 -1925 (Fratres Borntraeger, 1904)

Monographie der Mistel - Neckel, Gustav, 1878 -1940 (Oldenbourg, 1923)

The Monroe Nursery, 1847-1927 successful growers of nursery stock for 80 years - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (I.E. Ilgenfritz Sons & Co, 1927)

The Monroe Nursery Co. : Ilgenfritz since 1847, wholesale price list. number 958A - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Monroe Nursery Co, 1959)

The Monroe Nursery : pioneer nurserymen since 1847 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ilgenfritz Nurseries Inc, 1948)

The Monroe Nursery trees, plants : [1927], 80th anniversary - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (I.E. Ilgenfritz Sons & Co, 1926)

Moon's hardy trees & plants for every place & purpose - Moon, Samuel C. (Firm) (The Company, 1918)

Moon's hardy trees & plants for every place & purpose : 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Moon Co, 1923)

Moon's hardy trees & plants for every place & purpose : 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Moon Co, 1924)

Moon's hardy trees & plants for every place and purpose 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Moon Co, 1922)

Moon's hardy trees and plant for every place and purpose : 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Moon's Nurseries, 1925)

Moon's hardy trees and plants for every place and purpose, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Moon Company, 1932)

Moon's hardy trees and plants for every place and purpose 1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Moon Company, 1921)

Moon's plants for every place & purpose, 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Moon's Nurseries, 1928)

Moons' hardy trees & plants for every place & purpose - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William H. Moon Company, 1918)

Moons' Nurseries : hardy trees and plants for every place and purpose 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Moon Company], 1920)

More aristocrats of the garden - Wilson, Ernest Henry, 1876 -1930 (The Stratford company, 1928)

Morphology and taxonomy of fungi - Bessey, Ernst Athearn, 1877 -1957 (Blakiston, 1950)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1955)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1957)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1968)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1970)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1971)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1974)

Mountain, plain and garden : the magazine of Denver Botanic Gardens - Denver Botanic Gardens. (The Gardens, 1990)

Mountain, plain and garden : the magazine of Denver Botanic Gardens - Denver Botanic Gardens. (The Gardens, 1998)

Museum of Economic Botany, Kew. Specimens distributed 1901-1990 - Royal Botanic Gardens, Kew. (1985)

My growing garden - McFarland, J. Horace (John Horace), 1859 -1948 (The Macmillan company, 1915)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1909)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1912)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1919)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1921)

Mycologisches Centralblatt = Mycological review = Revue mycologique = Revista micologica : Zeitschrift für allgemeine und angewandte Mycologie : Organ für wissenschaftliche Forschung auf den Gebieten der allgemeinen Mycologie, Gärungschemie und technischen Mycologie - Wehmer, C. (Carl), 1858 -1935 (G. Fischer, 1914)

Mycotaxon (Mycotaxon, 2015)

Naaukeurige en uitvoerige beschryving van kaap de Goede Hoop; behelzende een zeer omstandig verhaal van den tegenwoordigen toestant van dat vermaarde gewest ... - Kolb, Peter, 1675 -1726 (By B. Lakeman, 1727)

Naauwkeurige beschryving der aardgewassen : waar in de veelerley aart en bijzondere eigenschappen der boomen, heesters, kruyden, bloemen, met haare vrugten, zaden, wortelen en bollen, neevens derzelver waare voort-teeling, gelukkige aanwinning, en heylzaame genees-krachten : na een veel-jarige oeffening en eigen ondervinding, in drie onderscheide boeken, naauwkeuriglijk beschreeven worden - Aa, Pieter van der, 1659 -1733 (By Pieter vander Aa, 1696)

Naauwkeurige beschryving der aardgewassen, waar in de veelerley aart en bijzondere eigenschappen der boomen, heesters, kruyden, bloemen, met haare vrugten, zaden, wortelen en bollen, neevens derzelver waare voort-teeling, gelukkige aanwinning, en heylzaame genees-krachten ... beschreeven worden - Munting, Abraham, 1626 -1683 (Pieter vander Aa, 1696)

The names of herbes, A.D. 1548. Edited, with an introd., an index of English names, and an indentification of the plants enumerated by Turner - Turner, William, 1508? -1568 (Published for the English Dialect Society by N. Trübner, 1881)

The names of the herbs - Turner, William, 1508? -1568 (English Dialect Society, 1881)

National Arboretum contribution - United States. Agricultural Research Service. (The Arboretum, 1970)