INDEX 



191 



Papaver somniferum, 90, 179 



Papaveraceae, 88, 90, 172, 179 



Papaverine, 179 



Papaw Tree, 154 



Parkin, 62, 72, 80 



Parsley, 111 



Passiiioraceae, 160 



Paullinia Cupana, 181 



Pea, 59, 62, 65, 75, 76, 77, 98, 125, 136, 138, 



139, 140, 147, 149, 153, 154, 171, 175 

 Peach, 91, 140, 160 

 Pea-nut, 141 

 Pear, 85, 125, 127, 166 

 Pectase, 21, 67 

 Pectic substances, 42, 66, 70 

 Pectin, 21, 66, 67 

 Pectinogen, 65, 66, 67 

 Pectocelluloses, 67, 70 

 Pelargonic acid, 89 

 Pelargonidin, 117, 118, 120, 159 

 Pelargonin, 118, 119, 159 

 Pelargonium, 159 



zonule, 108, 118, 119, 153 



Pelletierine, 177 



Pentosans, 44, 55, 56, 57, 63, 69, 71, 72 



Pentoses, 42, 44, 56, 57, 65, 66, 72 



Peonidin, 118, 159 



Peonin, 118, 159 



Pepper, 175 



Peppermint oil, 109 



Pepsin, 21, 144, 152 



Peptones, 132, 133, 143, 144, 152 



Periderm, 70 



Perkin, 111, 112, 113, 130 



Peroxidase, 21, 22, 24, 122, 123, 124, 125, 126 



inhibitor, 24 



Peroxides, 123, 126 

 Petunia violacea, 118 

 Petunidin, 118 

 Petunin, 118 

 Phaeophorbides, 35 

 Phaeophytin, 32, 39 

 Phajiis, 124, 167 

 Phaselin, 138, 147 

 Phaseolin, 140, 147 

 Phaseolunatin, 163 

 Phaseolus, 62, 149, 158 



limatus, 140, 163 



multijiorus, 76, 153, 154 



radiatiis, 140 



vulgaris, 138, 140, 147, 151, 175 



Phellandrene, 108, 109 



Phellouic acid, 70 



Phenolase, 122 



Phenols, 2, 70, 101, 108 



Phenylalanine, 103, 135, 136, 161 



^-Phenylenediamine(test for peroxidase), 124 



Philip, 17 



Phipps, 113, 130 



Phloionic acid, 70 



Phloretin, 159 



Phloridzin, 159 



Phloroglucinol, 2, 7, 44, 70, 102 



(test for pentoses), 46 



Phlox, 111 



Phoenix, 62 



Phosphotungstic acid, 138, 173 

 Phyllins, 31 

 Phytase, 21, 102 

 Phytelephas macrocarpa, 62 

 Phytin, 3, 21, 101, 102 

 Phytochlorins, 32 

 Phytol, 21, 31, 34, 39 

 Phytolaccaceae, 116 

 Phytolacca, 116 

 Phytorhodins, 32 

 Picea exceUa, 150, 151 

 Picramic acid, 161 

 Pine-apple, 86, 154 

 Pinene, 108 

 Pink, 111 

 Pinus, 108 



sylvestris, 151 



Piper nigrum, 175 

 Piperaceae, 165 

 Piperidine, 176 

 Piperine, 175 

 Pisang wax, 97 

 Pisum, 62, 136, 149, 151 



sativum, 59, 75, 76, 77, 98, 125, 138, 



140, 147, 153, 154, 171, 175 

 Pitcher-plant, 154 

 Pittosporaceae, 165 

 Plantago, 159 



lanceolata. 111 



Plastid pigments, 40, 116 

 Plimmer, 10, 99, 100, 129, 131 

 Plum, 63, 91, 96, 125, 140, 160 

 Polarization, 49 

 Polemoniaceae, 165 

 Polygalaceae, 165 

 Polygonum, 159 



tinctorium, 167 



Polypeptides, 132 



Polysaccharides, 42, 56 



Pomegranate Tree, 177 



Poplar, 112, 167 



Poppy, 118 



Populin, 158 



Populus, 76, 112, 158, 167 



Porphyrins, 33 



Portulaca, 116 



Portulacaceae, 116 



Potassium hydrogen sulphate, 21, 159 



Potato, 72, 77, 125, 127, 128, 129, 140, 149, 



150, 151, 171, 175, 181 

 Priestley, 37, 41, 70, 80 

 Primulaceae, 165 

 Prolamins, 132, 141, 145 

 Proline, 3, 135, 151, 172 

 Propionic acid, 81, 82, 89 

 Proteaceae, 165 

 Proteases, 22, 25, 152 

 Proteins, 2, 13, 17, 132 



crystalline, 139, 141, 148 



of cereals, 145 



of fat-containing seeds, 148 



of Leguminosae, 147 



tests for, 136 



Proteoses, 132, 143 



