INDEX 



731 



Geotropic, curvature, *280, *2S1 : varia- 

 tion movements, 29:> 



Geotropism, 278 



Geraniaceae, 610 



Geraniii'ui, *507, *610 



Germination, 161, 162, 318, 320, 474 



Gesneriaceae, 666 



Oeum, 597 



Gigartina, *374, 378 



Ginger, Ziiiyiber, 547 



Ginkffo, *481, *488, *4M9 ; spermatozoids, 

 91 



Ginkgoaceae, 488 



Ginkgoinae, 488 



Gladiolus, 543 



Glands, 108 



Glandular hair, *107, 108 



(it, III: 'ill,,!. *58f> 



Gleba, 413 



Glechoma, 659 



Gleditsehia, 232, 605 ; buds, 20 ; thorns, 

 *27, 28 



Globoid, *76 



Gloeocapsa, *11, *338 



Gloxinia, 666 



Glucose, 79, 195, 218, 221 



Glucosides, 80, 225 



Glume, 526 



Glumiflorae, 524 



Glutamin, .^0 



Glycogen. 7* 



Glycyn-hi-M, *608, 609 



Glycyrrhizae radix, fiOi* 



Gnaphaliuw, 686 



Gnetaceae, 498 ; vessels, 96 



Gnetinae, 498 



Gnrfinn., 498, *499, *500 ; anomalous 

 thickening, *143 



Gonidia of Lichens, 416 

 '"///', *343 



Gossypiuin, 626, *627 ; hairs, 105, *106 



Gossypiiim, 627 



Gracilaria, 378 



Graft-hybrids, 252, 318 



Grafting, 251, *252 



Gramineae, *526 : epidermis, 100 ; root 

 apex, *159; silica, 71, 191; sheath, 35 



Granati cortex, &''>:> 



Grand periods of growth, 254, 256 



Granular plasma, 58 



Grape vine, T///X 



Gr aphis, 418 



Grass haulm, curvature of, 284, *285 



Gratiola, 665, *667 



Gravity, irritability to, 279; reaction to, 174 



Ground nut, Ai-n<-h!s lii/i>ogaea 



Growing point, 154 



Growth, 247-263 ; by apposition, 64 ; by 

 intussusception, 64 ; correlation of, 

 249 ; curvatures, 272 ; influence of 

 light on, 258 ; influence of moisture 



on, 260 ; influence of temperature on, 

 257 ; intercalary, 22 ; in thickness, 

 128, *131, 142; limited, 30; of cell 

 wall, 64 ; mechanical influence on, 

 260 ; phases of, 248 ; unlimited, 30 



Gruinales, 610 



Guarana, 620 



Guard cells, 103, 206 



Guiaci, lignum, 611 ; resina, 611 



Guiacum, 611 



Gum, 70, 98 



Gummosis, 70 



Gunnera, central cylinder, 120 



Gutta percha, 79, 227, 646, 652 



Guttiferae, 628 



Gymnadenia, 549 



Gymnocladus, biids, 20 



Gymnodinium, *343 



Gymnogramme, 101 



Gymuospermae, 113, 478, 480 ; fertilisa- 

 tion, 91 ; secondary wood, 134, 142 ; 

 central cylinder, 118 ; fossil, 500 ; 

 medullary rays, 139 ; phloem, 138 ; 

 root apex, 159 ; vascular bundles, 

 114, 124 



Gymnosporangium , *405 



Gynaeceum, 502 



Gynandrae, 548 



Gynostemium, 549 



Gyromitra, 394 



Haastia, 686 



Habit of plants, 29 



Hadromal, 70, 112 



Haematococcus, *354 



Haematoxyli lignum, 605 



Haematoxylon, 133, 605 



Haemoglobin, 62 



Hagenia, *596, 597 



Hairs, see Trichomi'- 



Halimeda, 361 



Halophytes, *192 . 



Halorrhagidaceae, 632 



Hamamelidaceae, 593 



Hamamelidis cortex, 593 ; folia, 593 



Hancornia, 651 



Haplocaulescent, 28 



Haploid, 165 



Haplomitrivm, *430, 431 



Haplostemonous androecium, 507 



Harveyella, 378 



Haustoria, 49, *229 



Hazel, Corylus 



Heart- wood, 133 



Hedera, 636, *637 



Hedychimn, 547 



Hedysareae, 609 



Heliantheae, 686 



Helianthemvm, *628, *629 



Helianthus, *517, *682, 687 ; tuber, 25 



Helichrysum, 686 



