846 



Subject Index 



l-Naphthalenic acid, 738 



1-Naphthoic acid, 450 



1-Naphthoxyacetic acid = 1-NOA, 220, 



222, 227 

 2-Naphthoxyacetic acid = 2-NOA, 220, 



222, 227, 290 

 curvature response curves, 412 



stimulation parthenocarpy, 688 



transport inhibitions, 417 

 1-Naphthylhydrazine as antioxidant, 346 

 1-Naphthylmethylphosphonous acid, 450 

 2-Naphthylmethylselenoacetic acid = 



NMSeA, 222 

 2-Naphthylniethylselenoacetic acid = 1- 



CioHT.CH2.Se-CH-(CH3).COOH = 2- 



NMSeA, 222, 223 

 a-(l-Naphthylmethylthio)propionic acid 



=1-NMSP, 220, 222 

 N-arylphthalamic acids, 259, 260 

 Natural factor as cofactor in oxidation of 



lAA, 151 

 Ng.E.K., 373, 374 



N-HIAA = N-hydroxyindole-3-acetic acid 

 N-hydroxyindole-3-acetic acid = N-HIAA, 



181, 185, 188, 195 

 Ni = nitro group 



Nicotiana = tobacco, 57, 59, 60, 61 

 crown gall tissue culture, 682, 690 

 short-day plants, 532, 535 

 tissue culture, 679, 692 

 Nicotine-amide, 605 

 2-NiPOA, 220 

 3-NiPOA, 220, 227 

 4-NiPOA, 220, 224, 226 



Nitriles of indole acids, metabolism of, 71 

 Nitro group = Ni, 219 

 NMSeA ^ 2-naphthylmethylselenoacetic 



acid 

 2-NMSeA = antiauxin, 220 

 1-NMSP ^ a-( l-naphthylmethylthio)propi- 



onic acid 

 -NO:;, 219 



1-NOA = 1-naphthoxy acetic acid 

 2-NOA = 2-naphthoxyacetic acid 

 Nucleophilic attack on ring, 436 



Oat coleoptile cylinders, preparation of, 



219 

 -OCH:<, 219 



Ochromonas viathamensis, 26 

 chromatogram Zone R, 34 

 chromatograms of extract, 29, 32, 36, 

 37 

 1-Octadecanol, 61 

 Omphalia flavida, 200 

 Onion = Allium cepa 



Onoclea sensibilis, 709, 710, 711, 713. 714 

 Onocleoids, 710 

 OP = osmotic pressure 

 Opiintia monacaiitlta 



crown gall tissue culture, 690 

 special tissue culture, 679 

 Origin of bean stem internode, 277, 279 

 DL-ornithine interaction with lAA and 



antiauxin, 605 

 Oryza = rice 

 seedlings 



as assay, 503 

 GA efPect on 



photosynthesis, 580, 582, 583 

 starch content, 586 

 sugar content, 585 

 Oscillatoria spp., 26, 27, 28 

 Osmotic coefficient sodium tetradecylsul- 



fate, 815 

 Osmotic pressure = OP, 308 

 Osmunda cinnamonea, 710 



Osmunda claytoniana, 710 

 Oxidant-antioxidant interactions, 347 

 Oxidants 



as growth regulators, 841 



resulting in lignification, 343 



resulting in melanization, 343 



toxicity, 343, 349 

 Oxidase of lAA, 144, 205 

 Oxidation rates 



of lAA, 199, 201, 210 



of IBA, 210 

 Oxidation scheme, enzymatic of lAA, 145 

 Oxidized radicals = (RO.), 161 

 Oxindole, as antioxidant, 348 

 Oxindole-3-acetic acid, 213, 214 

 Oxindoles, 213 

 Oxygen 



action of on lAA in aqueous solution, 

 208 



toxicity, 341, 349 



uptake, 426, 742 



Pantothenic acid, 605 



Paper chromatography, 57, 63 



Parthenocarpy 



stimulated by N-aryphthalamic acids, 



260 

 tomato, 260, 265 

 Parthenocissiis tricuspidatus, 690, 691 

 Partition between ethyl acetate and water 



of TJ, 694 

 Partition coefficient of active auxins, 453 

 Pathways of decomposition, indole deriva- 

 tives, 181 

 PCA = p-chlorophenoxyacetic acid 

 PCIB = a-(p-chlorophenoxy)isobutyric 



acid 

 PCN ^= /3-(indole-3-)propionitrile 

 Pea curvature test of growth stimulants, 



74 

 Pea root breis 



inactivation by lAA, 114 

 response to 



2,4-D, inhibitory concentrations, 115 

 DCA, 120, 121 

 lAA, 111, 112 

 TIBA, 118, 119 

 Pea roots, adaptation to auxins, 109 

 Peach seed, dormancy of, 105 

 Peanut = Arachis 

 Pectic carboxyl groups in cell wall, 316, 



317 

 Pectic metabolism, 318, 322 

 Pectic synthesis, 318, 323 

 Pectin esterase, 324 

 Pectins of cell wall Avena coleoptile, 318, 



319, 320 

 Pepper, 782 

 Perilla nankinensis and GA 



effect on pigment production, 525 

 interaction with visible radiation, 548 

 molar ratio chlorophyll-hematin in 



leaves, 526 

 presence in short-day plants, 532, 535, 



538, 539 

 stimulation cell division, 521, 522 

 Peroxidases 



electrophoresis, separation, 618 

 electrophoretic pattern, comparison sub- 

 strates, 620 

 GA effect reduction activity, 617, 618 

 lAA, 144, 205 

 Persea = avocado, 683 

 Persea americana, 679, 683 

 pH, dependence of reaction of H2O2 with 



lAA, 209 

 Phalaris canariensis, 13 



