Subject Index 



Abiine, 206 



Acenaphthene, 398. 400 

 c-mitotic potential, 104 

 c- tumor, 104 



compared to colchicine, 82 

 Acetocarmine methods, 19, 27. .^7, Aii. 3fi9 

 Acetophenone, 400 

 Acetyl chloride, 171 

 N-Acetvlderivati\e, 16.3 

 Acetvlamido-i;roiip. 160 

 N-Acetvl-colchicol, 408. 409 

 N-Acetvlcolchinol, 161. 167, 169 

 N-Acetvlcolchinol methyl ether, 161 

 N-Acetvliodocolchinol, 161. 164, 167 

 N-Acetyl-TMCA-methvl-ether, 408 

 P-Acetamidotropolone, 171, 27.") 

 P-Aminobenzoic acid, 397 

 P-Aminohippuric acid, 397 

 Achromatic sphere, 25, 27, 79, 80, 84 

 Acnida tamariscina, 353 

 Acriflavine, 193 



ACTH; see adrenocorticotropic hormone 

 Action of temperature, 374 

 in birds, 374 

 in mammals, 374 

 Actomyosin, 420 



/Vddison-Biermer anemia, 210-1 1, 224 

 .\denosine-triphosphoric acid (ATP) , 



419; see also \IY 

 .\drenal cortex, 177, 193, 226, 230, 232, 



regeneration of, 241 

 Adrenal medulla, 230 

 Adrenal mitosis, 193 

 .\drenals, 226 

 Adrenocorticotropic hormone (ACTH) , 



197, 226, 229 

 Adrenalin, 181, 413 

 .Achentitious buds, 351 

 Aegilops, 295-99 



species of: caudata, 291; cylindrica, 297; 

 squarrosa, 295-98; umbellulata x 

 Ha\tuildia villosa, 299 

 sterile triploid hvbrid, 295 

 Agranulocytosis, 2(J4 

 Agrobacterium , 121, 122 

 Agrofjyron, 295, 299 



species of; glaucum, 298; i)ilennrdiinii. 

 298; triticeum, 295, 298 

 Alarm-reaction, 177, 178, 190, 197. 376 

 Alexander of Tralles, 12 

 .■\lkaline hydrogen peroxide, 167 

 j)hosphatase, 397 



Alkaloid, 7, 160, 167, 179,418 

 classification of, 1()0 

 reagents, 160 

 Allergy, 197 



Allium, 19, 69, 80, 403, 413, 116; sec also 

 C-mitosis 

 achromatic sphere, 91 

 c-mitotic threshold, 101 

 c-tumors, 102, 103, 110 

 cepa photomicrographs. 25-27, 79 

 rem num. 1 12 



colchicine and X-ray, 267, 268 

 mitochondria in root tip. 26-27. 91 

 root tips. 51, 78. 81. 83, 84. 90, 94, 1U2, 

 104, 395, 399, 407 

 J//ocolchiceine, 167 

 ,4//ocolchicine, 167 

 structure of, 169 

 Allomyces jai'aniciis. 123 

 Allopolyploid species, 367 

 Allo-syndesis, 276 

 Alloxan. 241,244 

 Alnarp Horticultural Station, 312 

 Ambhstoma 



deyelopment, 203 

 opacum, regeneration in, 242 

 pinictatiun, regeneration in, 242 

 American Society for Horticuliuial 

 Science, 329' 

 Leonard H. \'aughn award, 329 

 Ami no-acenapht bene, 400 

 Aminocolchicine, 169 

 Aminopterin, 265, 415 

 Ammonia, 392 

 Amoeba, 395 



species of; proteus, 126; sphaeroiiu- 

 cleus, 35.58, 126, 381 

 Amphiasiers, disintegration of, 74 

 Amphibia, 54, 68, 375 



temperature and colchicine poisoning 

 in. 194 

 Amphiploidy 



Aegilops, 294-301 



Aegilops scjiiarrosa, role of. 29(5 



Agropwon. 297-99 



lirassica, 309-10 



Bromus, 302 



cataclysmic e\olution among. 277 



classification of, 288 



conyergent evolution, 299 



Cruci ferae, 309-10 



defined, 276 



[441] 



