INDEX 



485 



Haematacoccus, 220, 229. 



Hairy cap moss, 317. 



Halophytes, 428. 



Hanging moss, 273. 



Haustoria, 127-129, 257. 



Hazelnut, 190. 



Heart wood, 59. 



Heat, 422. 



Heath family, 415. 



Hedgehog fungi, 292, 299. 



Helianthus annuus, 153. 



Helianthus tuberosus, 19, 420. 



Heliotropism, 25. 



Hemlock spruce, 131. 



Hemp, 402-405. 



Henequen plant, 405. 



Hepatica hepatica, 304. 



Hepatica triloba, 304. 



Hepaticse, 210, 304-315. 



Hercules' Club, 298. 



Hermaphrodite, 237. 



Heterocyst, 233, 234. 



Hetercecism, 247. 



Heterothallic, 252, 253, 306, 349. 



Hibiscus, 413. 



Hickory nut, 190. 



Hieraceum, 419. 



Hilum, i, 4. 



Holdfast, 237. 



Holly leaf, 71. 



Homothallic, 253. 



Honey guides, 173. 



Honey locust, 410. 



Hordeum hexastichon, 396. 



Hordeum vulgare, 396. 



Horned liverworts, 210, 313-316. 



Horse chestnut, buds and shoots, 63, 



65. 



Horsetails, 343~346. 

 Host plant, 247. 

 Houstonia, 175, 418. 

 Huckleberry, 194, 415. 

 Huckleberry family, 415. 

 Humus, 130, 132. 

 Humus saprophytes, 130. 

 Hybrids, meftdelian^459-46 1 . 

 Hydrangea, leaf of/Vx 

 Hydrodictyon, 221. 

 Hydrogen, 15, 101, 118. 

 Hydrophytes, 428. 

 Hygrophytes, 428. 

 Hymenium, 262, 269, 293. 

 Hypha, 247. 

 Hypococtyl, 2, 4, 10. 



Hyponasty, 79. 

 Hypothecium, 272. 



Iceland moss, 275. 



Impatiens, 56, 205. 



Imperfect flowers, 174. 



Indehiscent fruit, 188. 



Indian corn, 397; flowers, 158-162. 



Indian corn, bracing roots of, 29. 



Indian corn, races of for oil and 



starch, 466. 



Indian lotus, spiral ducts of, 54, 55. 

 Indian turnip, 44, 163-165. 

 Indusium, 330, 331. 

 Inorganic compounds, 117. 

 Insectivorous plants, 81, 82, 89. 

 Insects, pollination by, 172-184. 

 Integument, of ovule, 183, 184, 361. 

 Inulin, 19, 30; sphaero-crystals of, 



19, 3- 



Involucre, 153. 

 Iris, 42. 



Irish moss, 243. 

 Iron, 117, 118. 

 Isoetes, 350, 352. 

 Isoetineae, 210, 350. 

 Ivy, 40, 41, 83. 

 Ivy, epidermis of, 83. 



Jack-in-the-pulpit, 44, 163-165. 

 Japanese sago, 401. 

 Jerusalem artichoke, 19, 420. 

 Juglandales, 403. 

 Jungermannia, 313. 

 Jungermanniales, 315. 

 Jute, 413. 



Kalmia latifolia, pollination of, 176, 



177, 4i5- 

 Katabolism, 106. 

 Kumiss, 270. 



Labellum, 173, 179. 



Labrador tea, 415. 



Lactuca scariola, 78, 201, 419. 



Lamarck's evening primrose, 148, 



461. 



Laminaria, 235, 236. 

 Laminaria angustata, 239. 

 Laminaria digitata, 235, 239 

 Laminaria japonica, 239. 

 Laurel leaf, 71. 



Leaf arrangement, 68, 69, 76, 77. 

 Leaf diastase, 134. 

 Leaf divisions, 73, 74. 



