Skrifter udgivne af Videnskabsselskabet i Christiania. I, Mathematisk-naturvidenskabelig klasse - Christiania videnskabs-selskab. I–Math.-naturv. klasse. (I Kommission hos J. Dybwad, 1904)

Smithsonian contributions to botany - Smithsonian Institution (Smithsonian Institution Press, 2016)

Some common mushrooms and how to know them - Charles, Vera K. (Vera Katherine) (U.S. Dept. of Agriculture, 1931)

Some common mushrooms and how to know them - Charles, Vera K. (Vera Katherine) (U.S. Dept. of Agriculture, 1953)

Some common mushrooms and how to know them - United States. Department of Agriculture. (U.S. Dept. of Agriculture, 1946)

Some new and important plant disease occurrences and developments in the United States in 1953 - United States. Plant Disease Epidemics; Identification Section. (Plant Disease Epidemics and Identification Section, Agricultural Research Service, United States Department of Agriculture, 1954)

The South Australian Naturalist - Field Naturalists' Society of South Australia (The Society, 1919)

Special papers - Ohio Academy of Science. (The Academy, 1909)

Sporeplanterne (kryptogamerne) - Kolderup Rosenvinge, L. (Lauritz), 1858 -1939 (Glydendalske Boghandel, Nordisk Forlag, 1913)

The standard cyclopedia of horticulture; a discussion, for the amateur, and the professional and commercial grower, of the kinds, characteristics and methods of cultivation of the species of plants grown in the regions of the United States and Canada for ornament, for fancy, for fruit and for vegetables; with keys to the natural families and genera, descriptions of the horticultural capabilities of the states and provinces and dependent islands, and sketches of eminent horticulturists - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan Co.; [etc., etc.], 1916)

The standard cyclopedia of horticulture; a discussion, for the amateur, and the professional and commercial grower, of the kinds, characteristics and methods of cultivation of the species of plants grown in the regions of the United States and Canada for ornament, for fancy, for fruit and for vegetables; with keys to the natural families and genera, descriptions of the horticultural capabilities of the states and provinces and dependent islands, and sketches of eminent horticulturists - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1919)

Standard values in nutrition and metabolism, being the second fascicle of a handbook of biological data - Albritton, Errett C. (Errett Cyril), 1890 - (Saunders, 1954)

Student's hand-book of mushrooms of America edible and poisonous - Taylor, Thomas, 1820 -1910 (A. R. Taylor, Publisher, 238 Mass. Ave. N.E.,12049026, 1897)

Student's hand-book of mushrooms of America edible and poisonous - Taylor, Thomas, 1820 -1910 (A.R. Taylor, 1897)

Studies in physiological chemistry, being reprints of the more important studies issued from the laboratory of physiological chemistry: Sheffield Scientific School of Yale University during the years 1897-1900 - Chittenden, Russell Henry, 1856 - (Scribner, 1901)

Studies of American fungi : mushrooms, edible, poisonous, etc. Recipes for cooking mushrooms - Atkinson, George Francis, 1854 -1918 (H. Holt, 1901)

Studies of American fungi : mushrooms, edible, poisonous, etc - Atkinson, George Francis, 1854 -1918 (Holt, 1903)

Studies of American fungi. Mushrooms, edible, poisonous, etc - Atkinson, George Francis, 1854 -1918 (Andrus & Church, 1901)

Studies of American fungi. Mushrooms, edible, poisonous, etc - Atkinson, George Francis, 1854 -1918 (Andrus & Church, 1900)

Summary of plant diseases in the United States in 1918. Diseases of fruit crops - Hesler, L. R. 1888 -1977 (Plant Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1919)

Supplementum Florae Lapponicae, quam edidit Dr. Georgius Wahlenberg - Sommerfelt, Søren Christian, 1794 -1838 (Typis Borgianis et Gröndahlianis, 1826)

Sveriges ätliga och giftiga svampar tecknade efter naturen under ledning - Kungl. Svenska vetenskapsakademien. (P.A. Norstedt & söner kongl. boktryckare, 1861)

Sycamore pests : a guide to major insects, diseases, and air pollution - Oliveria, F L (U.S. Forest Service, Southeastern Area, State and Private Forestry, Southern Forest Experiment Station, 1977)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1887)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1888)