484 



INDEX. 



Celtis occidentalis Linn., 15. 



Cement, Portland, physical and chemical 



properties of, 207. 

 Cemetery flower, 351. 

 Ceriops candolleana Arn., 46. 

 roxburghiana Arn., 17. 

 tagal (Perr.) C. B. Rob., 6, 17, 47, 

 52. 166. 

 Chamaecyparis lawsoniana A. Murr., 13. 



thyoides (Linn.) B. S. P., 13. 

 Champaca, white, 333. 

 yellow, 337. 

 Cherry, 14 : black, 15. 

 Chestnut, 14 ; horse, 14. 

 Chinquapin, 14. 

 Citrus aurantium Linn., 347. 



decumana Murr., 347 ; essential oil 



of, 349. 

 hystrix DC, 347 ; essential oil of, 



349. 

 papillaris Blanco, 347. 

 reticulata Blanco, 347. 

 Clausena anisum-olens (Blanco) Merr., oil 



of, 344. 

 Clay in southeastern Luzon, 479. 

 Coal from Tres Reyes Peaks, 365. 



in southeastern Luzon, 472, 473, 475, 



478. 

 in Surigao, 377. 

 on the Siay River, 364. 

 Cocos nucifera Linn., 107, 147, 202 ; anal- 

 yses of saps from, 108. 

 Codeine, periodides of, 257. 

 Coffee tree, 15. 

 Conus, 371. 



sinensis Sow., 411. 

 sulcatus Reeve, 411. 

 Copper in northern Mindanao, 389. 

 in southeastern Luzon, 477. 

 Copra, 148. 

 Copulus sp., 411. 



Corypha elata Roxb., 107, 167, 202. 

 tallera, 167. 



umbraculifera Linn.. 167. 

 Cottonwood, 14. 



COX, ALVIN J., Philippine Firewood, 1 ; 

 The Composition of the Fine Ejecta and 

 a Few Other Inorganic Factors of Taal 

 Volcano, 93 ; Philippine Soils and Some 

 of the Factors Which Influence Them, 

 279. 

 Cubi, 423. 

 Cucumber tree, 14. 

 Cutch manufacture. 56. 

 Cypraea, fossil, 371. 

 Cypress, 13. 



D 



Date palm, 107 ; an analysis of wine from 



sap of, 109. 

 Dentalium sp., 411. 

 Diospyros virginiana Linn., 16. 

 Diquinine ester of dibenzarsinic acid, 28. 

 Distillation of iiipa sap, cost of, 138. 

 Dungon, 423. 



Earthquakes with eruption of Taal Volcano. 



68. 

 Eastern Cordillera, 472. 

 EDDIXGFIELD. FRANK T. See Smith, 



"Warrex D. 

 Editorial. The Fluctuation in the Value of 



Ylang-ylang Oil and Some of Its Causes, 



355. 

 Ejecta from Taal Volcano, 72, 93. 

 Electrical phenomena with eruption of Taal 



Volcano. 67. 

 Elm, 15. 



Eruption of Taal Volcano, 63, 87. 

 Essential oils, new Philippine, 333. 

 Esters of phenylarsinic acid derivatives, 23. 

 Eucalyptus globulus Labill., 16. 



F 



Fagus americana Sweet. 15. 

 FERGUSOX, HENRY G., The Geology and 

 Mineral Resources of the Aroroy District, 

 Masbate, 397. 

 Fermentation of buri palm sap, 176. 



of nipa sap, 123. 

 Fir, 13. 

 Firewood. North American, 13. 



Philippine. 2. 

 Fish-tail palm, 107. 

 Flabellum sp., 411. 

 Frangipani, 351. 

 Fraxinus americana Linn., 15. 



lanceolata Borck., 15. 



nigra Marsh, 15. 



ornus L., 2017 



pennsylvanica Marsh, 15. 



pubescens Lam., 15. 



quadrangulata Michx., 15. 



rotundifolia Mill., 201. 



sambucifolia Lam., 15. 



viridis Michx., 15. 

 Fruit of the nipa palm, 143. 



a 



Gases with eruption of Taal Volcano. 69. 



Gatbo upland, 475. 



Geologic reconnaissance of southeastern 



Luzon, 449. 

 Geology of Aroroy district. 397. 



of Baguio mineral district, 429. 

 of Mindanao and Sulu, 359. 

 GIBBS, H. D., The Alcohol Industry of the 

 Philippine Islands, Part I, 99 ; The Al- 

 cohol Industry of the Philippine Islands, 

 Part I (concluded), 147. 

 GIBBS, H. D., and HOLMES, W. C, review 

 of Allen's Commercial Organic Analysis, 

 volume III, 427. 

 Glass sand, 443. 

 Gleditsia triacanthos Linn., 15. 

 Gold in Baguio district, 439. 

 in Cagayan district, 379. 

 in Masbate. 415. 



