INDEX AND GLOSSARY 



347 



Gourd, collenchyma, 254. 



Graft: a branch or bud made to grow on 

 another plant, 27, (60), Figs. 31, 39-41. 



Grafting wax, 30. 



Grape crystals, 250; "cuttings, 24, 27; fruit, 

 153; leaves of, 95; sugar, 245; tendrils, 

 110, 113, Figs. 164, 168. 



Grass, 3, 18; flowers, 146; pepper, 312; 

 pink, 307; stems, 259. 



Grasses, framework, 62; phyllotaxy, 49; 



Grazing, 223. [pollination, 132. 



Greenbriar tendril, 111; tissue, 259. 



Grevillea in window, 163. 



Guard cells, 271, Figs. 413, 414. 



Guinea squash, 330, Fig. 261. 



Gum-resin, 246, 247. 



Gymnosperm: seed naked (not in an 

 ovary); applied to pines, spruces, etc., 

 (299), 155, 286. 



Habit : the looks, appearance, general 

 style of growth, (36). 



Habitat : particular place in which a 

 plant grows, (327). 



Hackberry, 303. 



Hackmatack, 288. 

 Hair-grass, 163. 

 Hairs, 105; nature of, 254, 270. 

 Halophytic societies, 219, Fig. 371. 

 Hardwood cutting, 27. 

 Haustoria, 86. 

 Haw, black, 334, Fig. 279. 

 Hawthorn, 104, Figs. 152-155; graft, 28. 

 Hazel, 133, 158. 



Head: short dense 'spike, (239), Fig. 176. 

 Hedera Helix, 251, 261, 269, Fig. 162. 

 Helian thus , 338. [ ( IQQ ) 



Heliotropism: turning towards the light, 

 Hemerocallis flava, 293; fulva, 293. 

 Hemlock, 288, Fig. 425. 

 Hematoxylin, 241. 

 Hemp, 304. 

 Henna root, 241. 

 Hepatica, 148, 309. 

 Herbaceous: not woody, (11). 

 Herbarium, 279. 

 Herb Robert, 313. 

 Heredity, 230. 

 Heteroecism, 185. 

 Hibiscus, 313, Fig. 139. 

 Hickory, 39, 51, 147, Figs. 59,60, 83; in- 

 florescence, 117, 133. 

 Hilum or seed-scar, 165. 



Hip: fruit of the rose, 155, Fig. 265. 



Hog-peanut, 134, Fig. 215. 



Hollyhock, 312, Figs. 206, 207, 235; flower, 

 130, 139, Figs. 206, 207, 235; hairs, 235. 



Holly, phyllotaxy, 49; tree, Fig. 352. 



Homology: related in origin or structure, 



Honesty fruit, 152. [(211). 



Honey locust buds, 37; leaves, 95; thorns, 

 105; tree, 63. 



Honeysuckle buds, 37, 53, Fig. 85; family, 

 , 333; leaves, Fig. 134; phyllotaxy, 49; 

 Tartarian, 333, Fig. 85; twiner, 112. 



Hop clover, 318. 



Hop, 111, 112, 304, Fig. 167. 



Horehound, 328. 



Horse-chestnut bud, 36; fruit, Fig. 251; 

 leaf-scar, 37; thyrse, Fig. 184. 



Horse mint, 326. 



Horsetails, 192, Fig. 342. 



Horse-weed, 340, Fig. 500. 



Host, 85. 



Hound's tongue, 162. 



House-leek, 21; phyllotaxy, 49. 



Huckleberry anther, 129. 



Humulus Japonicus, 304. 



Humus, 202. 



Hyacinth, 35, 293; crystals, 250; inflores- 

 cence, Fig. 174; scape, 120. 



Hydrangea, 119; doubling, 145. 



Hydrogen, 72. 



Hydrophytic society, 219, Figs. 369, 377. 



Hypocotyl: that part of the caulicle lying 

 below the cotyledons, (311). 



Hypogeal: cotyledons remaining beneath 

 the ground in germination, (311). 



Hypogynous: borne on the torus, or un- 

 der the ovary, (283). 



Imbedding. 243. 



Immersed, 198. 



Impatiens, 314, 315, Fig. 462, 463; collen- 

 chyma, 254 ; root-pressure, 73; water 

 pores, 271; seeds, 158. 



Imperfect flower: having either stamens 

 or pistils, (257). 



Inclusions, 249. [(257) 



Incomplete flower: any parts wanting, 



Indehiscent : not opening, (287). 

 Independent plants, 85. 



Indeterminate: growing on from the 



apex, (236). 

 Indian pipe, 85. 

 Indian turnip, 141, 290, Fig. 226. 



