8i6 



INDEX 



Formative tissue, iii. 

 Four-rowed barley, 501 (Fig. 160). 

 Foxglove, 89, 284, 327. 

 Foxtail, floating, 532. 



meadow, 280, S3ii S5Sr 664 (Figs 



172, 209), 



slender, 532, 665 (Fig. 210). 



Fragaria, 287, 401. 

 Fraxinus, 135. 

 Free central, 87. 

 Free stocks, 264, 

 Freezing, effects of, 244- 

 French rye-grass, 536, 669. 

 Fructose, 155. 

 Fruit, 95, 278. 

 Fruit-buds, 39. 



spurs, 44, 49 (Figs. 17, 19, 20). 



sugar, 155. 



Fuchsia, 189. 



Fuggle's Hop, 343. 



Fumariceae, 590. 



Fumaria, 590. 



Fumitory, 590. 



Functions, 152. 



Fundamental tissue, 113. 



Fungi, 677. 



Fungi imperfecti, 746. 



Fungus-gall, 686. 



Funicle, 7, 272 (Figs, i, 98, 99, loi). 



Furze, 436. 



Fusarium, 708 (Fig. 237), 



Fusiform root, 28. 



Fusispffrium, 708. 



Gaillardia, 470. 

 Galanfhjis, 329. 

 Gall, fungus-, 686. 



insect-, 764. 



Galium, 102, 593. 

 Gametes, 269, 292. 

 Gamopetalous, 83. 

 Gamosepalous, 83. 

 Garlic, 328. 

 Gean, 67, 264, 400. 

 Generative cell, 270 (Fig. 97). 

 Genista, \^, 440. 

 Genus, 321. 

 Genus-hybrids, 287. 

 Geotropism, 255. 

 Geranium, 93, 100, 649, 652. 

 Germination, 11-16. 



of spores, 682. 



Germ-pores, 728. 

 Germ-tube, 683 (Fig. 229). 

 Geum, 408. 

 Giant Eliza oat, 497, 



Glabrous, 71. 

 Gladiolus, 56, 287, 329. 

 Glands, 115. 



honey-, 282. 



lupulin, 338 (Fig. 106). 



Glandular hair, 339. 



Glasswork, 176. 



Globoid, 167. 



Gloxinia, 259. 



Glucose, 155. 



Glucosides, 230. 



Glumes, 73, 479 (Figs. 150, 207). 



Glutamine, 167, 224. 



Golden drop wheat, 526. 



oat grass, 539, 668. 



Golding hop, 341, 342. 



Goldthrope barley, 506. 



Good King Henry, 351. 



Gooseberry, 29, 49, 65, 82 (Figs. 46, 



91), 99, 260. 

 Goosefoot, 351, 600. 

 Goosegrass, 593. 

 Gorse, 436. 

 Graft, 262. 

 Graft-hybrids, 262. 

 Grafting, 259, 262, 

 Graminese, 328, 475-555. 

 Grand period of growth, 242. 

 Granulobacillus, 782. 

 Granulose, 158. 

 Grape, 99, 114, 262, 278. 

 Grape hop, 343. 

 Grape-sugar, 155. 

 Grass mixtures, 560, 562. 

 Grass ' seeds,' 660 (Fig. 207). 

 Grasses, 281, 475, 530-555. 



determination by leaves, 553. 



for temporary and permanent 



pastures, 556. 



flower of, 480 (Fig. 150). 



generic characters of, 552. 



— — stem of, 475. 



Grass mildew, 756. 



Green manure, 383, 432, 434, 437. 



Greenweed, Dyers', 437, 606. 



Grey field pea, 414. 



Grey maple pea, 415. 



Grey oat, 497. 



Grey Warwick pea, 414, 



Groundsel, 4, 83, 91, loi (Fig. 148), 



595- 

 Ground thistle, 609. 

 Ground tissue, 113. 

 Growing-point, 35, 148, 241, 

 Growth, 240, 241. 

 conditions of, 243-246. 



