198 INDEX. 



Fertilisation, in Angiosperms, 127 ; in Gymnosperms, 135, et seq. ; in ferns, 



143, 145. 

 Fious, Cystoliths in, 85 ; Latex in, 86 ; Epidermis of leaf of, 24 

 Fission-fungi, see Bacteria. 

 Flemnoing's solution, 116. 

 Food-materials, 157, 171, 172, 177. 

 Foods, see Ghay. X. 

 Formaldehyde, as an intermediate product in sugar-formation, 164 ; 



Polymerisation of, 165, 177. 

 Formic acid, in Urtica, 33. 

 Free cell-formation, 101. 

 Fucus, Reproduction in, 149. 



Fungi, Cells of, 88 j Reproduction in, 89, 146, 147 ; Glycogen in, 89. 

 Funkia, Polyembryony in, 138. 



G 



Gamete, 148. 



Gametophyte, of Angiosperms, 1.54; of Gymnosperms, 132, 154; of ferns, 



140, 142, 144, 154. 

 Gases, Absorption of, by cell, 18, 26, 30, 92, 93, 190. 

 Gemmae, of Mosses, 146 ; of Liverworts, 146. 

 Generative cell, of Angiosperms, 121 ; of Gymnosperms, 132. 

 Geotropism, Positive, 184 ; Negative, 184 ; Dia-, 184. 

 Germination, Rise of temperature during, 160, 183 ; Blaze-reaction during, 



11, 187. 

 Ginkzo, Antherozooids of, 132. 

 Glands, OU-, in Citrus, 78, 79. 



Glandular hairs, of Pelargonium, 33 ; of Drosera, 185. 

 Glucose, see Dextrose.. 

 Glucosides, Occurrence of, in plants, 159, 171 ; Decomposition of, by 



enzymes, 171 ; Association of, with tannin, 171 ; Composition of, 



171 ; as a reserve food, 177. 

 Glycogen, in fungi, 89. 

 Gonidia, 89, 146. 

 Granulose, 164. 

 Ground-tissue, 3, 4, 50, 77. 

 Ground-tissue rays, see Primary medullary rays. 

 Growing-points, see Meristem. 

 Growth, of cell-wall, 44 ; of cell as a whole, 21, 22 ; Influence of physical 



agencies upon, 181, 184, 185 ; of wood-elements, 65. 

 Guard-ceUs, 27, 29. 

 Gymnosperms, Position of, 6 ; Arrangement of tissues in stems of, 4 ; 



Reproduction in, 130, et seq. 



H 



Hairs, Simple, 31, 32 ; Compound, 32, 33, 34 ; Glandular, 33, 34. 

 Hakea, Centric leaf of, 4. 

 Hardening and fixing reagents, 116. 

 Hsematoxylin, as a nuclear stain, 102, 104. 



