INDEX 



341 



Foliar, 166. 



Food, 83, 299. 



Foot, 98, 102, 137, 138, 168. 



Fragaria, 214, 227, 262. 



Fruit, 211, 212, 213, 214, %15. 



Fucus, 35, 37. 



Funaria, 99, 102, 121, 124, 125, 126. 



Fungi, 4, 48. 



G 



Gametangium, 11. 



Gamete, 10, 12. 



Gametophore, 98, 112, 120, 124. 



Gametophyte, 97, 107, 132, 134, 161, 



166, 167, 176, 179, 180, 201, 203, 



204, 205. 

 Gaultheria, 270. 

 Gaylussacia, 269. 

 Gemma, 112, 114. 

 Generative cell, 180, 201. 

 Gentianaceas, 271. 

 Geophilous, 246. 

 Geotropism, 305. 

 Gerardia, 275. 

 Germination, 187, 214. 

 Gigartina, 38. 

 Gills, 71. 

 Ginkgo, 191. 

 Gladiolus, 249, 251. 

 Gleditschia, 236, 265. 

 Gloeocapsa, 17, 18. 

 Glume, 241. 



Goldenrod : see Solidago. 

 Gonatonema. 31. 

 Gramineae, 241. 

 Green algae, 6, 21. 

 Green plants, 83. 

 Green slimes, 20. 

 Grimmia, 126. 

 Growth movement, 304. 

 Growth ring, 234. 

 Grain, 241. 



40 



Grasses, 240. 



family: sec (Irani inese. 



171. 17:i. li).*). 

 Gymnosporaiigiun 



H 



Habenaria, 249, 252. 



Harebell, 228. 



Haustoria, 50. 



Hazel : see Carpinus. 



Heart-wood, 289. 



Heat, 314. 



Heath family : see Ericaceae. 



Heaths, 268, 269, 270. 



Helianthus, 279, 285, 306. 



Heliotropism, 305. 



Hemiarcyria, 75. 



Hemlock : see Conium. 



Henbane : see Hyoscyamus. 



Hepaticae, 109. 



Heterocyst, 18. 



Heterogamy, 15. 



Heterospory, 151. 



Hickory, 256. 



Hippuris, 283. 



Homospory, 151. 



Honey locust : see Gleditschia. 



Horehound : see Marrubium. 



Hornbeam : see Carpinus. 



Horsetail, 159. 



Host, 48. 



Huckleberry : see Gaylussacia. 



Hydnum, 73, 74. 



Hydra, 90. 



Hydrophytes, 6, 315. 



Hydrophytum, 91. 



Hydrotropism, 307. 



Hygroscopic movement, 304. 



Hyoscyamus, 196. 



Hypha, 49. 



Hypocotyl, 184, 209, 216, 217. 



