Der Spaltöffnungsapparat im Lichte der Phylogenie. Ein Beitrag zur "phylogenetischen Pflanzenhistologie." - Porsch, Otto, 1875 - (G. Fischer, 1905)

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

Special reports of state geologist, 1860 - Geological Survey of California. (John Wilson & Son, 1880)

Species algarum. Auctore Friderico Traug. Kützing - Kützing, Friedrich Traugott, 1807 -1893 (F. A. Brockhaus, 1849)

Species filicum; being descriptions of the known ferns, particularly of such as exist in the author's herbarium, or are with sufficient accuracy described in works to which he has had access; accompanied with numerous figures - Hooker, William Jackson, Sir, 1785 -1865 (W. Pamplin, 1846)

Species filicum; being descriptions of the known ferns, particularly of such as exist in the author's herbarium, or are with sufficient accuracy described in works to which he has had access; accompanied with numerous figures - Hooker, William Jackson, Sir, 1785 -1865 (W. Pamplin, 1862)

Species filicum; being descriptions of the known ferns, particularly of such as exist in the author's herbarium, or are with sufficient accuracy described in works to which he has had access; accompanied with numerous figures - Hooker, William Jackson, Sir, 1785 -1865 (W. Pamplin, 1864)

Species plantarum : exhibentes plantas rite cognitas ad genera relatas, cum diferentiis specificis, nominibus trivialibus, synonymis selectis, locis natalibus, secundum systema sexuale digestas - Linné, Carl von, 1707 -1778 (Junk, 1753)

Species plantarum : exhibentes plantas rite cognitas ad genera relatas, cum differentiis specificis, nominibus trivialibus, synonymis selectis, locis natalibus, secundum systema sexuale digestas - Willdenow, Karl Ludwig, 1765 -1812 (impensis G.C. Nauk, 1810)

Species plantarum : exhibentes plantas rite cognitas ad genera relatas, cum differentiis specificis, nominibus trivialibus, synonymis selectis, locis natalibus, secundum systema sexuale digestas - Willdenow, Karl Ludwig, 1765 -1812 (impensis G.C. Nauk, 1797)

Spicilége de la flore bruxelloise - Muller, Félix, 1818 -1896 (Hayez, 1862)

Spicilegium florae Maroccanae - Ball, John, 1818 -1889 (Printed by Taylor and Francis, 1878)

Spixiana. Supplement - Zoologische Staatssammlung München. (Zoologische Staatssammlung München, 1981)

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

Sprawozdanie Komisyi Fizyograficznej (1901)

St. Helena : a physical, historical, and topographical description of the island, including it geology, fauna, flora and meteorology - Melliss, Alice Elizabeth Louisa (L. Reeve & Co, 1875)

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)

Standardized plant names; a catalogue of approved scientific and common names of plants in American commerce - Olmsted, Frederick Law, 1870 -1957 (1923)

Die Standorte und Trivialnamen der Gefässpflanzen der Aargau's - Mühlberg, Fritz, 1840 -1915 (H. R. Sauerländer, 1880)

Strasburger's Text-book of botany - Strasburger, Eduard, 1844 -1912 (Macmillan, 1921)

Stray leaves from a border garden - Milne-Home, Mary Pamela Ellis. (John Lane, 1901)

Structural and systematic botany: being an arrangement of plants, forming a basis for the study of botany, either on the Linnaean or natural systems - Smith, Edward, 1818? -1874 (C. Griffin, 1855)

The structure & development of the mosses and ferns (Archegoniatae) (Macmillan, 1895)

The structure and development of mosses and ferns (Archegoniatae) (Macmillan, 1905)

The structure and development of mosses and ferns (Archegoniatae) (Macmillan, 1895)