Galls 



168 



Galls: distribution and occurrence, I. 

 41, 134, 135, 386; II. 2, 133, 134; IV. 

 137. 



— economie importance, I. 22, 37, 69, 

 72; III. 202. 



— flower, I. 6, 24, 25, 28, 37, 44, 45, 51, 

 60, 73, 172; II. 3; III. 210, 211. 



— from palaeontological record, I. 41. 



— fruit, (Knoppers), I. 6, 20, 23,25,59, 

 60; III. 199,201, 209; IV. 133. 



— heteromorphism, I. 2, 24, 25, 26, 39, 

 128, 137. 



— historical notes, I. 19-23. 



— inflorescence, I. 38, 57, 62, 172; II. 

 6. 



— influence of the carrying organ, II. 

 127-129-133-135. 



— leaf, I. 2-4, 7, 22, 24, 25, 28, 29, 

 34-37, 39-48, 53-56, 63, 65, 66, 69- 

 74*_80*; II. 3, 123. 



— medical qualities, I. 22, 36. 



— monomorphism, I. 24-26. 



— morphology, I. 8-24, 25-31-66-69- 

 70, 71-74*-80*, 156-157, 161-167-177 

 -188-202, 231, 237, 238, 240-250, 263- 

 273*-281*, 387, 399*; II. 4, 125, 136* 

 III. 205-208, 213, 214, 231*, 232*. 



— mutual analogy, I. 24-26, 128, 129 

 II. 125. 



— nutriënt tissue, I, 7, 47, 137, 156, 157 

 163, 176, 187, 188, 189, 192, 198, 206 

 215-220, 224, 228, 239, 242-250, 269 

 270, 273*-281*; III. 226, 227. 



— on Algae.l. 12; II. 1. 



— on Beech, I. 47. 



— on Corals, I. 127. 



— on Galls, II. 134, 135. 



— on Lichens, I. 1 1 ; II. 1. 



— on Lime, I. 49. 



— on Monocotylae, I. 2, 3, 23, 47, 51, 58; 

 II. 2. 



— on Oak, I. 7, 19, 21, 67-72, 172-250. 



— on Poa, cultivation of normal plants 

 from, I.,397-400*; II. 129; V. 256. 



— ovary, I. 28, 60, 61, 73. 



— parasites of, I. 6, 14, 44, 59, 76, 80*, 

 135, 136, 153, 158-160, 173-177, 253, 

 267; II. 4, 125; III. 204, 227, see also: 

 Inquilins. 



— petiole, I. 35, 37, 39. 



— proteins and oils in-, I. 163, 176, 

 187, 189, 206, 218, 219, 224, 228, 231, 

 239. 243, 246, 248, 271 ; III. 226, 227. 



— receptaculum, I. 5, 55, 56, 60, 171, 

 172. 



Galls: root, I. 2, 12, 24, 25, 28, 35, 62, 63, 

 64, 76*, 150, 151, 154, 175-177; II. 3- 

 6, 139, 140. 



— secretion of slime, III. 206, 227. 



— share most characters with the host 

 plant, I. 129, .130, 156, 157; II. 125, 

 129-133, 134-137. 



— specfes concept, I. 24-26, 31. 



— stalk, I. 28, 29, 38, 57-59, 61-66, 

 161; II. 3, 5. 



— stalked, I. 208. 



— starch in, I. 7, 78*-80*, 157, 160, 176, 

 187, 188, 192, 198, 206, 207, 218, 231, 

 242-250, 271, 273*-281*; III. 207, 214, 

 227. 



— subterranean, I. 52, 53, 62, 63, 150, 

 151, 154, 175-177; II. 3-6. 



— tannin in, I. 68, 78*, 80*, 159, 172, 

 186, 202, 216, 220, 231, 244-246; III. 

 201, 202, 205, 227. 



— twig, I. 35, 38. 56-62, 65, 72, 75*. 

 Gall wasp (Gallwespe, Galwesp), I. 6, 20. 



21, 26, 27, 64, 67, 71, 72, 133, 134, 145; 



\'I. 49-57*, see also: Cynipidae. 

 Gallwespe: see Gall wasp. 

 Galmug: see Gall gnat. 

 Galvlieg: see Gall fly. 

 Galwesp: see Gall wasp. 

 Garden cress (Gartenkresse), IV. 23. 

 Gardenia rootdisease caused by Nema- 



todes, II. 139-140*-142*-143. 

 Gartenkresse: see Garden cress. 

 Gas: consumption by bacteria, method 



for the study, IV. 373*, 374. 



— manufacturing, possible utilization 

 of ammonium sulphate after micro- 

 biochemical conversion, V". 232, 234, 

 242. 



— production by microorganisms, signi- 

 ficans for anaerobiosis, III. 15. 95- 

 101. 



Gaultherase, III. 325; IV. 12. 



Gaultheria oil, occurrence and prepara- 



tion, III. 325, 326. 

 Gaultherin, III. 325; IV. 12. 

 Gelase, IV. 272; V. 6, 148. 

 Gelase bacteria: agar agar liquefaction, 



V. 185. 



— conversion of agar agar into sugar, V. 

 6, 185. 



— occurrence, V. 111, 185. 



Gelatin : as a natural food substance for 

 luminous bacteria, V. 201. 



— food substances present in commer- 

 cial, II. 245, 248, 253, 260; III. 30. 



