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Includes bibliography with 172 titles. 
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| INDEX TO RECENT LITERATURE 651 
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| Cook, M. T. The Vegetation of abandoned Rock Quarries. Proc. 
| Ind. Acad. Sci. 1901: 266-272. f. I-g. 902. 
Cook, 0. F. The American Origin of Agriculture. Pop. Sci. Monthly, 
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Copeland, E. B. The Rise of the Transpiration Stream: An historical 
and critical Discussion. Bot. Gaz. 34: 161-193. f. 25S. 1902; 
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Cotton, J. S. Three new Plants from Washington. Bull. Torrey Club, 
20: 573, 574. 25S. 1902. 
New species in Glyceria, Astragalus, and Orthocarpus. 
Coulter, S. Contributions to the Flora of Indiana. Proc. Ind. Acad. 
Sci. 1901: 297-303. 1902. 
Crawford, J. Root Relations of Pogonia verticillata. Plant World, 
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Dandeno, J. B. An Investigation into the Effects of Water and 
aqueous Solutions of some of the common inorganic Substances on 
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Davidson, A. Sphaerostigma erythran. sp. Bull. So. Cal. Acad. Sci. 
#+ 118, 1139. p/. 9. 1 N. 1902. : 
Day, M.A. Herbaria of New England. Rhodora, 3: 67-71. Ap. 
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Igor. 
DeCandolle, C. Piperaceae. Symb. Antill. 3: 161-274. 15 Au. 1902. 
New species in Piper (21) and Peperomia (6) with Latin diagnoses of all the species 
of the West Indies, 
Dobson, W. R. Rice Weeds in Louisiana. Bull. La. Agric. Exp. 
| Sta. 61: 402-437. 1900. 
Dorner, H. B. Effect of the Composition of the Soil upon the minute 
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[Illust. 
| Douglass, E. A Cretaceous and Lower Tertiary Section in south- 
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