818 APPENDIX. 



B. A PARTIAL LIST OF THE WRITINGS OF 

 ASA GRAY. 



1. TEXT-BOOKS AND INDEPENDENT VOLUMES. 



1836. Elements of Botany. New York. 



1838-1843. Flora of North America, Torrey and Gray. Vol. I. 



1838-1840 ; vol. II. 1841-1843. 

 1842. Botanical Text-Book. New York. Subsequent editions 



were as follows : Second, 1845 ; third, 1850 ; fourth, 1853 ; 



fifth (Introduction to Structural and Systematic Botany), 1857; 



second issue, 1860 ; sixth, part 1 (Structural Botany or Organ- 



ography on the basis of Morphology), 1879. 

 1848. Manual of the Botany of the Northern United States. 



Subsequent editions were as follows : Second, 1856 ; third, 



1859 ; fourth, 1863 ; fifth, 1867 ; second issue, 1868, -4 pp. 



added. 

 1848-1849. Genera Florae Americas Boreali - Orientalis Illu- 



strata, I. 1848 ; II. 1849. New York. 

 1854. United States Exploring Expedition, Botany. Part I. 



Philadelphia. 



1857. First Lessons in Botany and Vegetable Physiology. New 

 York. Revised August, 1868. 



1858. How Plants grow, with a popular Flora. New York. 

 1868. Field, Forest, and Garden Botany. Second edition, 1870. 

 1872. How Plants behave. New York. 



1876. Darwiniana : Essays and Reviews pertaining to Darwin- 

 ism. New York. Collected from the Atlantic, The Nation, 

 Am. Jour. Sci., Am. Sci. Assoc., Nature, N. Y. Tribune. 



1878-1886. Synoptical Flora of North America. Vol. H. part 1, 

 1878. Second edition, 1886. Cambridge. Vol. I. part 2, 

 1886. Washington. 



1880. Natural Science and Religion, Two Lectures. New 

 York. 



1887. Elements of Botany. New York. 



1889. Scientific Papers of Asa Gray, selected by Charles 

 Sprague Sargent ; in two volumes. I. Reviews of Works on 

 Botany and related subjects, 1834-1887. II. Essays, Bio- 

 graphical Sketches, 1841-1886. Boston. 



