516 



SUBJECT INDEX 



Growth-inhibiting substances, 280, 



289 

 Growth-stimulating substances, 280, 



289, 308 

 Grubyella, 384 

 G nine ol, 44, 45 

 Guignardia, 143 



alaskana, 466, 469 



chondri, 469 



irritans, 469 



ulvae, 466, 469 

 Guinea pig, 387, 388 

 Gums, 50 



Gvmnoascaceae, 385 

 Gymnoconia, 333 



interstitialis, 250, 252, 256 

 Gynmogongrus norvegicus, 470 

 Gvmnosperms, 477 

 Gymnosporangiwn, 333, 407, 408 



clavipes, 218, 223 



juniperi-virginianae, 166, 169, 199, 

 206, 223 



nidus-avis, 199, 208 

 Gyvmoteliinn myricatum, 200 

 Gyromitra 



esculenta, 352 



gigas, 352 



Hadromase, 44 



Hair, 367, 379, 389, 390 



Halidrys dioica, 469 



Haltica, 449 



Hamamelis virginiana, 403 



Haptotropism, 243 



Harden theory of fermentation, 58 



Hardwoods, 398, 410, 452 



"Hartig-net," 299, 302, 309 



Hashish, 343 



Hatch Act, 420 



Haustoria, 244, 252-253 



Heartwood rots, 251, 410 



Heavy metals, 10, 11 



Heavy water, 221 



Hebeloma 



crustultforme, 345 



fastibile, 347 

 Hegari, 266 

 Helicoma, 482 

 Helium, 476 

 Helminthosporin, 85 

 Heluunthosporium, 141, 170 



avenue, 85 



Helminthosporhmi 



catenariinn, 85 



cynodontis, 85 



euchlaenae, 85 



geniculatum, 77, 78, 79, 431 



grarmneum, 85, 243, 260, 273, 410 



ravenelii, 85 



sativum, 146, 148, 161, 260, 264, 

 273, 281, 286, 287, 294, 296 



tritici-rulgaris, 85 

 Helotium scutula, 190 

 Helvetia 



crispa, 158, 190 



elastic a, 190 



epihippium, 190 



esculenta, 82, 343, 351 

 Helvellic acid, 351 

 Hematin, 41 

 Hemicellulase, 46, 41 

 Hemicellulose, 50 

 Hemileia vastatrix, 169, 177, 209 

 Hemiptera, 173, 174 

 Hemisphaeriaceae, 254 

 Hemitrichia, 179 



clavata, 217 

 Hemlock, 432-433 

 Hemolysis, 343, 350, 351, 358 

 Hemophilus influenzae, 86 

 Hemp seed, 430 

 Hepaticae, 298 

 Hereditary factors and germination, 



214^218 

 Hermaphroditism, 319 

 Herpes, 380 

 Herring, sea, 462, 463 

 Hertzian rays, 123, 124 

 Heteroauxin, 82 

 Heterocaryosis, 265, 266 

 Heteroecism, 419 



Heterothallism, 284, 289, 290, 319-335 

 7-Hexoses, 59 



Hexose phosphate theory of fer- 

 mentation, 58, 61 

 Hibiscus, 401 



High temperatures, 108-109 

 Hirneola poly trie ha, 353 

 Histidine, 40 

 Histoplasma capsulation, 369-370, 



391, 392, 393 

 Histoplasmosis, 366, 369-370 

 "Holy fire," 354 

 Homothallism, 319-335 



