162 USEFUL PLANTS OF GUAM. 



CoDRixGTox, R. H. The Melanesians. Studies in their anthropology and folk-lore. 



Oxford, 1891. 

 Collins, G. X. The mango in Porto Rico. U. S. Dept. of Agr., Bureau of Plant 



Industry, Bull. No. 28. Washington, 1903. 

 CoLJiEiRO, Miguel. La botdnica y los botdnicos de la peninsula hispano-lusitana. 



Madrid, 1858. 

 CocfCEPCioN, JrAN DE n. Historfa General de Philipinas. (Vol. VII contains a 



map of Guam and one of Saipan.) 17S8-1S92. 

 Cook, O. F. Shade in coffee culture. U. S. Dept. of Agr., Division of Botany, Bull. 



Xo. 25. Washington, 1901. 

 Cook, O. F. A synopsis of the palms of Porto Rico. Bull. Torr. Botanical Club, 



V. 28, p. 528. (October, 1891.) 

 Cook, O. F. Agriculture in the tropical islands of the United States. Yearbook, 



r. S. Dept. of Agr., for 1901. Washington, 1901. 

 Cook, O. F. The American origin of agriculture. Popular Science Monthly, Octo- 

 ber, 1902, pp. 492 et seq. 

 Cook, O. F. Origin and distribution of the cocoa palm. Contr. U. S. Nat. Herb., vol. 



7, no. 2. Washington, 1902. 

 Cook, O. F. The culture of the Central American rubber tree. U. S. Dept. of 



Agr., Bureau of Plant Industry, Bull. Xo. 49. Washington, 1903. 

 Cook, O. F. Report on the habits of the Kelep, or Guatemalan cotton-boll weevil 



ant. U. S. Dept. of Agr., Bureau of Entomology, Bull. Xo. 49, 1904. 

 Cook, O. F., and Collins, G. N. Economic plants of Porto Rico. Contr. U. S. Nat. 



Herb., vol. 8, pt. 2. Washington, 1903. 

 Coulter, John il. Plant structures. New York, 1900. 

 Coulter, John M., and Chamberlaik, C. J. Morphology of spermatophytes. Xew 



York, 1901. 

 CoviLLE, Frederick \'. Some additions to our vegetable dietary. Yearbook, U. S. 



Dept. of Agr. for 1895, p. 205. 

 Cowley, Cut. — . Voyage around the globe. Dampier's voyages, v. 4. London, 



1729. 

 Crozet, . Xouveau voyage ^ la Mer du Sud, commence sous les ordres de 



Marion. Paris, 1783. 

 Dampier, Willi.\m, Captain, Royal Navy. A new voyage round the world. 6. ed. 



cor. London, 1717. 4 v. 

 Dana, James D. Corals and coral islands. Xew York, 1872. 

 D.^RwiN, C. A naturalist's voyage. 1845. 

 Darwin C. On the action of sea water on the germination of seeds. Jour. Linn. 



Soc. Lond., V. 1, pp. 130-140, 1857. 

 Darwin, C. Power of movement in plants. New York, 1895. 

 Darwin, C. The effects of cross and self fertilization in the vegetable kingdom. 



New York, 1877. 

 De Candolle, Alphoxse. Origin of cultivated plants. New York, 1885. 

 De Cakdolle, Alphonse. G^ographie botanique raisonn^e, on Exposition des faits 



principaux et de lois concernant la distribution geographique des plantes de 



I'^poque actuelle. 2 v. Paris, 1855. 

 Delpiso, Federico. Rapporti tra insetti e tra nettarii estranuziali in alcune piante. 



Soc. ital. di Sci. nat., atti 18, p. 63, 1875. 

 Dewab, J. CiM-MiNG. Voyage of the Xyanza. R. N. Y. C, London, 1892. 

 Dodge, C. R. Catalogue of the useful fibre plants of the world. U. S. Dept. Agr., 



Fibre Invest. Rep. No. 9, 1897. 

 Drake del Castillo, Emmaniel. Flore de la Polyn^sie Franjaise. Paris, 1892. 

 Droby, Heber. The useful plants of India. Madras, 1858. 

 DuMONT d'Urville, J. Voyage de decouvertes de L' Astrolabe, execute par ordre du 



roi pendant les ann^es,"l826, 1827, 1828, et 1829. 12 v. Paris, 1830, 



