INDEX 



591 



Development, 153, 154 ; cycle, 9, 386. 



Devil's Aprons, 440. 



De Vries, 316. 



Dextrose, 100. 



Diageotropic, 247. 



Diah/pctatce, 545. 



Diatomacece, described, 427. 



Diatomaceous earth, 428. 



Diatoms, 427, 563 ; valves, 428, 429. 



Dichogamous flower, 288. 



Dichogamy, 291. 



Dichotomy, 504. 



Dicotyledoneoc, described, 539 ; dif- 

 ferentiated, 545 ; primitive, 540 ; 

 specialized, 553. 



Differential thermostat, 157. 



Diffusion, 236 ; described, 236. 



Dimorphic flowers, 289. 



Dimorphic-leaved Herbs, 572. 



Dimorphism, 292. 



Dinoflagellata, 412. 



Dioecious plants, 307. 



Dioncea, 77. 



Disbudding, 207. 



Discomycetes, described, 450. 



Disease Bacteria, 406. 



Diseases of plants, nature, 367. 



Dispersal, 356. 



Dissemination, 266, 356. 



Distillation, 172. 



Division, 39, 299. 



Divisions of plants, 392, 393. 



Doctrine of Signatures. 480. 



Dodder, 83, 84, 256, 554, 578. 



Dominant, 311; Forms, 559; vege- 

 tation, 580. 



Dorstenia, 543. 



Double fertilization, 354. 



Downy Mildews, 436. 



Draccena, 65, 536. 



Dragon tree, 115, 127, 128, 536. 



Drainage, 167. 



Drifting Seaweeds, 563. 



Drip point, 68, 69. 



Dro8era, 547 ; rotundifolia, 548. 



Drupe, 350, 351. 



Dry, farming, 261 ; Habitats, 569. 



Duckweed, 534. 



Duct, 31, 122, 130, 146, 262; length, 

 146. 



Dulse, 444. 



Durian, 346. 



1 )u-t, «m plants, 96. 



Dwarf Forest, 585. 



Ear Fungi, 469. 



Ebenales, described, 554. 



Ebony, 554. 



Ecbalium Elaterium, 365. 



Echinocactus, 195. 



Ecological, Classification, 558 ; 



groups, 558; Plant Geography, 



580. 

 Ecology, 4. 

 Economic botany, 4. 

 Ectocarpus, 441. 

 Edaphic, 583. 

 Edible Fungi, 471, 472. 

 Eelgrass, 530, 564. 

 Egg, 280. 



Egg cell, 9, 273, 274, 278, 304 ; fer- 

 tilized, 389, 397; of Fucus, 304; 



of Nemalion, 305. 

 Eichornia crassipes, 535. 

 Elaters, 482, 502. 

 Elementary species, 317. 

 Elements, essential to plants, 230. 

 Elm fruit, 358. 

 Embryo, 9, 373, 374; development, 



355 ; germinated, 384, 386 ; plant, 



386 ; sac, 274. 

 Embryology, 3. 

 Emergences, 33. 

 Empusa muscorum, 439. 

 Endodermis, 222, 262. 

 Endogenous, 127; growth, 128. 

 Endogens, 527. 

 Endophytes, 401, 500, 577. 

 Endophytic Hysterophytes, 578. 

 Endosperm, 374. 

 Endothia parasitica, 454. 

 Energy, kinetic, 166; potential, 



166. 

 Enlargement, 153; described, 154. 

 Entomorphales, 439. 

 Enzyme, 85; description, 110. 

 Ephedra, 524. 



Epidermis, 18, 29, 261 ; cells, 32. 

 Epiphyte, 9, 185, 576; funnel form, 



185. 

 Epiphytic, Fern, 186; Orchid, 184; 



Parasites, 578. 

 Equisetinea, described, 500. 

 Equisclum, 500; arvcnsc, 501; pro- 



thallin, 502. 

 Eremurut, 335, 570. 

 Ergot Fungus, 453, 454. 

 Erica leaf, 70. 

 Ericales, described, 553. 



