167 



Galls 



Frost, influence on somatic and embryo- 



nic cells, III. 288, 289, see also: Tem- 



perature. 

 Fructification of fruit trees, II. 9, 286. 

 Fruit galls, (Knoppers), I. 23; III. 199, 



201, 209; IV. 133. 

 Fu marie acid, conversion into pyruvic 



acid by bacteria, V. 218. 

 Fungi as descendants from Algae, IV. 



231; V. 60, 61, 86. 

 — detection in the soil by the manga- 



nese method, V. 144-146-148. 

 Fungus rosarum, I. 22. 



Galactose, dissimilation by microorgan- 

 isms, II. 264; III. 248, IV. 28, 60, 

 226; V. 94, 107; VI. 4, 13. 



Gall formation : compared with adven- 

 titious buds, II. 105. 



— compared with cicatrisation, I. 266, 

 393. 



— compared with variegation and gum- 

 mosis, I. 342, see also: Gall producing 

 substances: comparison with virus. 



— influence of the egg, I. 64, 65, 69, 

 131, 137, 166, 195, 258; III. 212, 219, 

 226. 



— influence of the injury caused by the 

 ovipositor, I. 147-149, 181, 182, 251, 

 267, 268; II. 216; III. 219. 



— influence of the insect I. 63, 64, 65, 

 69, 128, 129, 131, 137, 165, 258, 267- 

 269; II. 6, 124-126; III. 219; VI. 54. 



— influence of the larva, I. 4, 30, 46, 54, 

 58, 59, 69, 76*-78*, 80*, 128, 131, 132, 

 137, 167, 168, 182, 183, 19.7, 258, 

 266-269, 389, 392-394; II. 6; III. 212. 



— secretion of growth retarding sub- 

 stances by the insect, I. 258; III. 219. 



— theory, T. 2, 54, 57, 63-65, 69, 71, 

 127-129, 267; II. 127-137, 171; III. 

 203, 205, 206, 301; V. 249, 256, 257. 



Gall fly (Galvlieg), I. 26. 



Gall gnat (Gallmücke, Galmug), I. 6, 

 35, 44, 46, 48, 50, 51, 57, 60, 389, 390. 



Gall plastems, I. 156, 167-171, 183-188. 

 195-198, 205, 207, 209, 215, 225, 239- 

 250, 258, 260-265, 266-271, 273*-281*. 



Gall producing substances: I. 2, 31, 33, 

 54, 57, 63-65, 69, 127-130, 267, 342, 

 389, 399; II. 6, 124-129-135, 171, 178; 

 III. 203, 205, 206, 219, 220, 229-231, 

 298, 301; V. 249, 256, 257; VI. 54. 



Gall producing substances: comparison 



with virus, I, 342; III. 298, 301. 

 Gall roots, the origin of normal roots 



from galls, I. 386-389, 395-399; II. 



128-131; V. 256. 

 Gallmücke : see Gall gnat. 

 Galls: I. 1-80, 127-282, 386-400; II. 1-6, 



123-137; III. 199-232; IV. 133-138; 



VI. 54. 



— analogy with normal organs of limited 

 growth, II. 135. 



— bud, I. 3, 5, 25, 27. 28. 37, 43, 44, 

 46, 50, 52, 67. 71. 72. 73-75*, 77*. 78*. 

 80*. 



— capitulum, I. 55, 60, 172. 

 Galls caused by: ^carina, I. 30. 



— Algae, I. 11, 12; II. 1. 



— Aphidae, I. 27, 28. 37. 



— Borers, I. 22, 28; II. 5. 



— Coccidae, I. 30, 39. 



— Coleoptera. I. 6, 28, 30. 31, 46, 57, 

 58. 62; II. 4, 5. 



— Diptera. I. 5, 6, 30. 46, 50, 58, 61, 70; 

 II. 4. 



— Fungi. I. 12-15; II. 1, 3^5. 



— Hemiptera, I. 2, 28, 33, 35; II. 5. 



— Lepidoptera, I. 6, 30, 31, 46, 57, 58, 63. 



— Miners, I. 5, 46, 54, 55. 



— Nematodes, I. 4. 17. 33, 45. 



— Nostoc, I. 12; II. 1. 



— Phytoptus, I. 3, 4, 33. 39. 45. 64, 70; 

 II. 2. 6. 



— plants, I. 11-16, 45; II. 1-6. 



— Plasmodiophora, I. 13; II. 3-5. 



— Rotatoria, I. 16; II. 1. 



— Tenthredinidae, I. 6, 30, 64, 66; II. 

 124-126. 



— various insects, I. 30. 



Galls: classification, I. 1-7, 23-74. 



— classification by various authors, I. 

 27-31. 



— compared with rootnodules, II. 157. 

 158, 171, 178. 182. 



— cortex. I. 24, 25, 46, 74, 78*. 



— crystal layer, I. 242-248, 270. 



— cultivation, I. 133-135, 136, 138, 149- 

 153, 164, 175-201-205-209-224, 234- 

 236, 252-255, 389; II. 124-127, 129- 

 134; III. 200, 210, 213, 214, 223; IV. 

 134, 135. 



— Cynipid, biology, I. 127-273*-281*; 

 II. 124, 125. 



— Cynipid, means of protection, III. 

 172, 205, 206, 227. 



— definition, I. 10. 



