8o2 



INDEX. 



Dilknia, 615 

 DilleniacesB, 615 

 Dimorphic flowers, 399 

 Dioicus-a-um, 444 

 Dionaea, 362, 554 

 Dioscorea, 444, 492 



stem of, 322 

 Dioscoreaceae, 492 

 Diosphenol, 582 

 Diospyros, 444, 659 



hairs in, 282 

 Dipentene, 722 

 Diphyllus-a-um, 444 

 Diplococci, 14 

 Dipsacaceae, 707 

 Dipsacus, 444, 708 

 Dipterocarpaceae, 620 

 Dipterocarpus, 620 

 Dirca, 444, 627 

 Disaccharose, 154 

 Discaria, 606 

 Discoid head, 711 

 Disk-flower, 711 

 Dissepiment, 411, 378 



false, 378 

 Dissotis, 634 

 Distichous, 363 

 Dita, 435 



Ditch stonecrop, 454. SS6 

 Dittany, 443 



American, 682 

 Divergence, 363 

 Divided, 356 

 Divi-divi, tannin in, 206 

 Divining rod, 558 

 Division, internal, 5 

 Doassansia, 67 

 Dock, curled, 523 



sorrel, 458 

 Dodder, 670 

 Dogbane, 436 



family, 664 



spreading, 664 

 Dog's-tooth violet, 485 

 Dogwood, 442 



family, 643 



flowering, 643 



Jamaica, 448, 575 

 Domesticus-a-um, 444 

 Domingensis-e, 444 

 Doona, 621 

 Dorema, 444, 639 

 Dorsal pneumatic tissue, 366 



suture, 377 

 Dorsiventral flowers, 393 



leaves, 349, 366 

 Dorstenia, 444 

 Double flowers, 714 



staining, 762 

 Douglas fir, 114 



spruce, 119 

 Dracaeno, 489 

 Dracontomelum, 599 

 Dragon's blood, 474, 488 

 Dragon tree, 489 



Drimys, 540 

 Drosera, 361, 444. 554 

 Droseraceae, 554 

 Drugs, curing of, 738 



drying of, 737. 738 



physiological testing of, 

 248 



selection of, 737 

 Drupe, 418, 426 

 Druzenzotten, 222 

 Dryobalanops, 620 

 Dryopteris, 87, 90, 92, 444 



hairs of, 284 

 Dry yeast, lecithin in, 214 

 Duckweed, 450 



family, 478 

 Ducts (see Tracheae), 273 

 Dulcamara, 444, 684 

 Dulce, Irish, 34 

 Dulcis-e, 444 

 Dulcitol, 156 

 Duration of calyx and 



corolla, 388 

 Dutch clover, 472 

 Dutchman's breeches, 550 

 Dwarf branch, 374 

 Dye, leather, 633 

 Dyer's broom, 574 

 Dyes, aniline, as staining 

 agents, 757 



non-aniline, as staining 

 agents, 757 

 Dyna-Tiic centers of cell, 140 

 Dysentericus-a-um, 444 

 Dzaini, 562 



Early sweet blueberry, 653 

 Eau D'Ange, 632 



de Creole, 620 

 Ebenaceae, 444, 659 

 Ebenales, 658 

 Ebony, 444, 659 



black, 659 



family, 659 



green, 659 



red, 659 



striped, 659 



white, 659 

 Ecballium, 444, 709 

 Echinacea, 723 



oil canals in, 224 



phytomelane in, 260 

 Echinate, 354 

 Echinocarpus, 607 

 Ecology. I 

 Edestin, 195 

 Eelgrass, 466 

 Egg apparatus, 298 



cell, 124, 298 



plant, 688 

 Elaeagnaceae, 628 

 Elaeagnus, 628 

 Elaeis, 474 

 Elaeocarpaceae, 607 

 Elaeocarpus, 608 



Elastic, 444 

 Elastica. 241, 592 

 Elasticity, 774 

 Elasticus-a-um, 444 

 Elaterin, 709 

 Elaterium, 444, 709 

 Elaters, 82 

 Elder. 458 



American, 706 



black, 706 



mountain, 706 



red-berried, 706 

 Elecampane, 448, 720 

 Elemi, Bengal, 586 



Manila, 586 



resin, 586 



West India, 586 

 Eleocharis, 444. 472 

 Elettaria, 444, 494 

 Eleusine, 467 

 Elm, 461, 512 



American, 512 



cross-section of wood, 34<5 



family, 512 



slippery, 513 



white, 512 

 Eluteria, 444 

 Emarginate, 355 

 Emasculated, 451 

 Embryo-sac, 108, 120, 298 

 Emodin, 170 

 Emulsins, 243 



Enchanter's nightshade, 634 

 Endocarp, 410 

 Endodermis, 310 

 Endosmosis, 251 

 Endosperm, 108, 127, 425 



of date palm, 265 



structure of, 429 

 Endospore, 12, 41 

 Endothecium, 404 

 Endothia radicalis, 54 

 Entada, 575 

 Enterolobium, 575 

 Entomophilous, 402 

 Environment, 130 

 Enzymes, 241 



diastatic, 242 

 Eperua, 576 

 Ephemeral, 388 

 Epicarp, 410 

 Epicotyl, 299, 426 

 Epidermal cells, 277 

 Epidermis, 309, 369 

 Epigaea, 444. 644. 649 

 Epigeous shoot, 321, 32a 

 Epigynous, 389 

 Epilobium, 634 

 Epipactis, 503 

 Epiphytes, 306 

 Equisetaceae, 444 

 Equisetales, 96 

 Equisetums, 96, 444 

 Equitant leaves, 349 

 Erectus-a-um, 444 



