American journal of pharmacy - Philadelphia College Of Pharmacy (Philadelphia College of Pharmacy, 1914)

Bibliographical index to North American botany; or, Citations of authorities for all the recorded indigenous and naturalized species of the flora of North America, with a chronological arrangement of the synonymy Part I Polypetalae - Watson, Sereno, 1826 -1892 (Smithsonian Institution, 1878)

Bibliography of cultivated trees and shrubs hardy in the cooler temperate regions of the Northern Hemisphere - Rehder, Alfred, 1863 -1949 (Arnold Arboretum of Harvard Univ, 1949)

The botanists of Philadelphia and their work - Harshberger, John W. (John William), 1869 -1929 ([T.C. Davis], 1899)

The botanists of Philadelphia and their work - Harshberger, John W. (John William), 1869 -1929 ([T.C. Davis], 1899)

The botanists of Philadelphia and their work - Harshberger, John W. (John William), 1869 -1929 ([T.C. Davis], 1899)

The botanists of Philadelphia and their work - Harshberger, John W. (John William), 1869 -1929 ([T.C. Davis], 1899)

The botanists of Philadelphia and their work - Harshberger, John W. (John William), 1869 -1929 ([Press of T. C. Davis], 1899)

The botanists of Philadelphia and their work - Harshberger, John W. (John William), 1869 -1929 ([Press of T. C. Davis], 1899)

The botanists of Philadelphia and their work - Harshberger, John W. (John William), 1869 -1929 ([Press of T. C. Davis & son], 1899)

The botanists of Philadelphia and their work - Harshberger, John W. (John William), 1869 -1929 ([Press of T. C. Davis & son], 1899)

The botanists of Philadelphia and their work - Harshberger, John W. (John William), 1869 -1929 ([Press of T. C. Davis & son], 1899)

Bulletin of the New York Botanical Garden - New York Botanical Garden (Published for the Garden by the New Era Printing Co, 1908)

Garden and forest; a journal of horticulture, landscape art and forestry - Sargent, Charles Sprague, 1841 -1927 (The Garden and forest publishing co, 1891)

Garden and forest; a journal of horticulture, landscape art and forestry - Sargent, Charles Sprague, 1841 -1927 (The Garden and forest publishing co, 1891)

A phytogeographic and taxonomic study of the southern California trees and shrubs - Abrams, Le Roy, 1874 -1956 (1910)

The silva of North America :a description of the trees which grow naturally in North America exclusive of Mexico - Sargent, Charles Sprague, 1841 -1927 (Houghton, Mifflin and company, 1891)

The silva of North America :a description of the trees which grow naturally in North America exclusive of Mexico - Sargent, Charles Sprague, 1841 -1927 (Houghton, Mifflin and company, 1891)

The silva of North America :a description of the trees which grow naturally in North America exclusive of Mexico - Sargent, Charles Sprague, 1841 -1927 (Houghton, Mifflin and company, 1891)

The silva of North America :a description of the trees which grow naturally in North America exclusive of Mexico - Sargent, Charles Sprague, 1841 -1927 (Houghton, Mifflin and company, 1902)

The silva of North America a description of the trees which grow naturally in North America exclusive of Mexico - Sargent, Charles Sprague, 1841 -1927 (Houghton, Mifflin, 1891)

Sylva telluriana. Mantis. synopt. New genera and species of trees and shrubs of North America, and other regions of the earth, omitted or mistaken by the botanical authors and compilers, or not properly classified, no reduced by their natural affinities to the proper natural orders and tribes. By C.S. Rafinesque. Being a supplement to the Flora telluriana - Rafinesque, C. S. (Constantine Samuel), 1783 -1840 (Printed for the author and publisher, 1838)

Synoptical flora of North America - Gray, Asa, 1810 -1888 (American Book Company, 1895)

Synoptical flora of North America - Gray, Asa, 1810 -1888 (American Book Company, 1895)