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. 



Fumaric 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, 197, 258, 

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



- secretion of growth retarding sub- 

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



- theory, I. 2, 54, 57, 63-65, 69, 71, 

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

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



Gallfly (Galvlieg), I. 26. 



Gall gnat (Gallmiicke, Gaining), 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. 

 Gallmiicke : 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: Acarina, 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. 



- Plasmodiophova, 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. 



