INDEX 



371 



genetical constitution 4, 51, 116, 137, 



202, 250, 287, 289, 306, 316 

 genetical factors, 6, 35, 78, 82, 83, 91, 



92, 100, 102, 106, 158, 312, 318, 319 

 genetics, 286 

 genotype, 4 

 Geotballus, 72 

 germ, definition of, 1 

 germination, 307, 310 

 Geum, 242, 248; G. urbamim, 247; 



Fig. 56 

 Gigartina, 60 

 Ginkgo biloba, 111, 185, 188, 303; Figs. 



7,41 

 Ginkgoales, 172, 185, 221 

 Ginkgophyta, 175 

 Gleichenia linearis, 150; G. pectinata, 



150 

 Gleicheniaceae, 150 

 Gnetaceae, 216 

 Gnetales, 175, 214, 221 

 Gnetum, 175, 214, 216, 219; G. fiini- 



culare, 21S; Fig. 52; G.gnemon, 218, 



219; Fig. 52; G. moluccense, 218; 



Fig. 52 

 Godetia, 240 

 Goebel, 14, 63, 83, 112, 121, 123, 125, 



162, 163, 167, 168, 306 

 Goldschmidt, 12 

 Goodwin, 298 



Goodyera discolor. Fig. 70; 268 

 Gossypium hirsutum, 301 ; G. herbaceum, 



301 

 Gottschea, Fig. 16 

 gradient, of cell size, 94, 148, 186, 258, 



270, 272, 277, 318; of nutrients, 29; 



of cell size, 29, 31 ; Fig. 7 

 gradients, 15, 18, 36, 65, 71, 80, 81, 102, 



105, 122, 160, 161, 165, 175, 176, 177, 



178, 190, 198, 204, 220, 224, 309 

 Gramineae, 226, 240, 270, 316 

 grasses, 270, 276, 277 

 Grateloiipia, 58 

 gravity, 93, 108, 120, 122, 138, 144, 149, 



156, 159, 160 

 Grevillea robiista, 257; Fig. 63 

 Griffith, 281 



Griffithsia borne tiana, 19 

 Grimaldia, 68 

 growth, 322 



growth centres, 28, 134, 149 

 growth factors, 302, 303 



growth of embryo, 1 30 

 growth-regulating substances, 71, 122, 



131, 132, 160, 162, 163, 188, 227, 294, 



295,299, 302, 310, 311 

 Guerin, 289 

 Guilford, 260, 261 

 Gustafsson, 286, 289 

 Gynmogramme, 144, 154; G. sulphitrea, 



144, 147, 161, 163; Fig. 34 

 gymnosperms, 171, 253 

 gynospore, 174 



Haagen-Smit, 294 



Haberlandt, 233, 291, 299 



Haeckel, 333, 334 



Hagerup, 175 



Haldane, 11, 87, 327 



Halidrys, 51, 56 



Hall, 144, 289 



Halymenia, 58 



Hamilton, 238, 321 



Hannig, 300, 306 



Hanstein, 144, 236, 265, 307 



haustorial foot, 78, 85 



haustorial organ, 123, 219, 227, 236 



haustorium, 155, 176, 178, 182, 183, 



184, 188, 258, 260, 261, 268, 279, 282 

 Heberlein, 71 

 Hegelmaier, 117, 291 

 Heinricher, 160 

 Hehninthostachys zeylanica. Fig. 31; 



109, 126, 138 

 Hepaticae, 66 

 Herminium monorchis, 268 

 heterosporous ferns, 155, 157; Fig. 36 

 heterospory and seed habit, 174 

 heterothally, 174 

 heterotrichous development, 60 

 hibernal embryo, 212 

 Hill, 193 



Himanthalia, 51, 56 

 Hiorth, 313 

 Hirmer, 91 

 histogenesis, 31 



histological pattern, 26, 33, 34 

 Hofmeister, 80, 144, 146, 154, 212, 260 

 Holloway, 22, 86, 88, 98, 100, 101, 102, 



151, 152 

 homologous organs, 170 

 homologous theory, 84, 

 homology, 172, 174, 270, 272, 274, 276, 



325 



