724 APPENDIX. 



Darwin, The Power of Movement in Plants. D. Appleton & 

 Co., New York. 



Darwin, Cross and Self Fertilization in the Vegetable King- 

 dom. D. Appleton & Co., New York. 



Warming, Oekologische Pflanzengeographie. Gebriider Bora- 

 trager, Berlin. 



Campbell, A University Text -book of Botany. The Macmil- 

 lan Co., New York, 1902. 



Schimper, Plant Geography on a Physiological Basis. Eng- 

 lish translation, W. R. Fisher, revised and edited by P. Groom 

 and I. B. Balfour, Oxford, 1903. 



Papers by Macmillan and others in the Bulletin of the Torrey 

 Botanical Club, and Minn. Bot. Studies, by Shaler, in the 6th, 

 loth, and i2th Ann. Repts. of the United States Geological 

 Survey; by Ganong, Cowles, and others in the Botanical Gazette. 



In a pamphlet of 67 pages, being an outline of a course of 

 lectures on the relation of plants to environment by Geo. F. 

 Atkinson, there are nine pages devoted to bibliography. 



Where materials cannot be readily collected in the region for 

 class use, they can often be purchased of supply companies. 



The Plant Study Co. and the Cambridge Botanical Supply 

 Co., of Cambridge, Mass., supply plant material of several 

 groups for study, as well as apparatus and paper. - 



The St. Louis Biological Laboratory also supplies plants, and 

 especially prepared slides of microscopic preparations, as well as 

 lantern slides. 



