292 APPENDIX 



Darwin : On the Fertilization of Orchids. $i .75. 



Darwin: Cross- and Self-fertilization in the Vegetable Kingdom. 



Chaps. I and II. $2.00. Both by D. Appleton & Company. 1886. 

 Gray: Structural Botany, pp. 163-214; 215-242. 

 Henslow : The Origin of Floral Structures through Insects and Other 



Agencies. D. Appleton & Company. 1895. $1.75. 

 Leavitt : Outlines of Botany, pp. 99-138- 

 Lubbock : Flowers, Fruits, and Leaves ; First Part. 

 Lubbock: British Wild Flowers in Relation to Insects. Macmillan 



Company. 1893. $1.25. 

 Mueller: The Fertilization of Flowers. Macmillan Company. 1893. 



2is. (about $5.00). 

 Trelease: The Yucca Moth and Yucca Pollination. (Report of the 



Missouri Botanical Garden.) 1892. 

 Ward : Disease in Plants. Chap. VIII. 



Year Book. 1896. Seed Production and Seed Saving, pp. 207-216. 

 Year Book. 1897. Hybrids and Their Utilization in Plant Breeding, 



pp. 383-420. 



Year Book. 1898. Pollination of Pomaceous Fruits, pp. 167-180. 

 Year Book. 1899. Progress of Plant Breeding in the United States, 



pp. 465-490- 

 Year Book. 1900. Smyrna Fig Culture in the United States, pp. 79- 



106. 



CHAPTER IX 



Allen : Colin Clout's Calendar. Particularly Chaps. XXXVI-XXXVIII. 



Funk & Wagnalls Company, N.Y. 1883. Cloth, $1.00 ; paper, 25 



cents. 



Bailey: The Survival of the Unlike. Macmillan Company. 1897. $2.00. 

 Darwin : The Variation of Animals and Plants under Domestication. 



Chaps. IX-XII. D. Appleton & Company. 2 vols. $5.00. 

 Dawson : The Geological History of Plants. D. Appleton & Company. 



$i-75- 



Ward : Disease in Plants. Chaps. VII, X, XI, XVII, and XIX. 

 Contributions from the United States National Herbarium : 



The Plant Covering of Ocracoke Island. Thomas Kearney. Vol. 



V, No. 5. 1900. 



Plant Life of Alabama. Chas. Mohr. Vol. VI. 1901. 

 Year Book. 1894. The Geographic Distribution of Animals and 



Plants in North America, pp. 203-214. 



Year Book. 1895. The Grasses of Salt Marshes, pp. 325-332. 

 Year Book. 1898. Weeds in Cities and Towns, pp. 193-200. Forage 



Plants on Alkali Soils, pp. 535-550. 



The Water Hyacinth in its Relation to Navigation in Florida. Bulletin 

 18. United States Department of Agriculture. 



