486 



INDEX. 



O 



Oak, 16. 



Odontocyatlius sp. nov., 411. 



OECHSLIN, K. J., Quinine Esters of Phenyl- 



arslnlc Acid Derivatives, 23. 

 Oil, champaca, 335. 

 orange-peel, 348. 



ylang-ylang, 333, 349 ; value of, 355. 

 Oils, essential, new Philippine, 333. 

 Oliva, 371. 

 Orange, osage, 16. 

 Orange-peel oil, 348. 

 Oranges, species of Philippine, 346. 

 Orbitoides, fossil, 362. 



Pagatpat, 2, 17, 53, 54. 

 Palm, buri, 107, 167 ; analyses of sap of, 

 108. 

 coconut, 147. 

 date, 107. 

 fish-tail, 107. 



uipa, as a source of sugar, 105. 

 Palmyra, 107. 

 sago, 107, 194. 

 sugar, 194. 

 talipot, 167. 

 wild date, 107. 

 Palm saps and their uses, 99. 

 Palms, analyses of sap of, 108 ; 122. 

 Palms of commercial importance, 99. 



in Philippines and other countries, as 

 sources of .sugar and beverages, 

 107. 

 Palmyra palm, 107. 



Pangasinan Province, distilleries in, 129. 

 Paracale-Mambulao mineral district, 461. 

 Pectin, 371. 

 Persimmon, 16. 



Petroleum in southeastern Luzon, 473, 478. 

 Phenylarsinic acid derivatives, 23. 

 Philippine alcohol industry, part I, 99. 

 essential oils, 333. 

 firewood, 2. 

 lemons, 347. 

 oranges, species of, 346. 

 rainfall, 288. 

 soils, 279. 

 temperature, 281. 

 Philippines, humidity in, 295. 

 Phoenix dactylifera Linn., 107. 

 sylvestris Roxb., 107. 

 Fhos acuminatus Mart., 411. 

 Piagao, 53. 

 Picea alba Ait., 14. 



engelmanni, 14. 

 nigra Ait., 14. 

 sitchensis Carr., 14. 

 Pines, soft, 14. 

 Pinus flexilis James, 14. 



lambertiana Douglas, 14. 

 larix L., 201. 



1 Pinus monticola D. Don, 14. 

 palustris Miller, 15. 

 ponderosa Lawson, 14. 

 rigida Mill., 14. 

 strobus Linn., 14. 

 taeda Linn., 14. 

 Pithecolobium dulce Benth., 17. 

 saman Benth., 16. 

 Platanus occidentalis Linn., 15. 

 Pleurotoma carinata Gray var. voodwardi 

 Mart., 411. 

 gendinganensis Mart., 411. 

 Plumeria acutifolia Poir., 351. 

 Poplar ( Cottonwood), 14. 

 Populus balsamifera Linn., 14. 

 deltoides Marsh, 14. 

 grandidentata Michx., 14. 

 monilifera Ait, 14. 

 tremuloides Michx., 14. 

 Portland cement, physical and cfaemical 



properties of, 207. 

 Pototan, 2, 17, 54. 

 Pottery glazing, 444. 



PRATT, WALLACE E., The Mechanical 

 Analysis of Soil, 35 ; The Eruption of 

 Taal Volcano, January 30, 1911, 63. 

 See also Adams, Gboeqe I. 

 Prunus serotina Bhrh., 14. 

 Pseudotsuga douglasil Carr., 14. 

 Psidium guajava Linn., 5, 17. 

 Pterospermum sp., 6, 16. 

 Pugahan, 107. 



Q 



Quercus alba Linn., 16. 

 , aquatica Walt., 16. 



1 bicolor Willd., 16. 



coccinea Wang., 16. 



digitata (Marsh) Sudw., 16. 

 I falcata Michx., 16. 



i lyrata Walt., 16. 



macrocarpa Michx., 16. 



michauxii Nutt., 16. 



minor (Marsh) Sarg., 16. 



nigra Linn., 16. 



obtusiloba Michx., 16. 



palustris DuRoi, 16. 

 I phellos Linn., 16. 



platanoides (Lam.) Sudw., 16. 



rubra Linn., 16. 



tinctoria Bartram, 16. 



velutina Lam., 16. 

 Quinine esters of phenylarsinic acid deriv- 

 atives, 23. 



H 



Ragay Coast Hills, 456, 471. 



Gulf mineral district, 464. 

 Rain tree, 16. 



Rainfall in the Philippines, 288. 

 Ranella nobilis Reeve, 411. 



spinosa Lam., 411. 



subgranosa Beck., fossil, 376. 



