INDEX. 



439 



Cystopus candidus, haustoria of, 



324 

 Cytoplasm (Cy'to-plasm), 5 



Daucus carota, 281 



Dentaria, 221, 225, 227 



Desert vegetation, characters of, 



419 



Desmids, 98 



Desmodium (Des-mo'di-um), dis- 

 semination of seeds, 368 

 Diadelphous (Di-a-del'phous), 



272 

 Diageotropism (Di-a-ge-ot'ro- 



pism), 83 

 Diaheliotropic (Di-a-he-li-ot'ro- 



pic), 84, 86 

 Diaheliotropism (Di-a-he-li-ot'- 



ro-pism), 84, 86 

 Dicentra canadensis (Di-cen'tra 



can-a-den'sis), 271 

 Dichogamous (Di-chog'a-mous), 



360 



Dicotyledons, 262-293 

 Diffusion, 13 

 Dionaea muscipula (Di-o-nae'a 



mus-cip'u-la), 90 

 Dipsacaceae (Dip-sa-ca'ce-ae), 



289, 296, 299 



Dipsacales(Dip-sa-ca'les),289,299 

 Dodder, nutrition of, 321 

 Dorsiventral, 88 

 Downy mildews, 128 

 Drosera (Dros'e-ra), 90 

 Duck weeds, 314, 315 



Ecology (sometimes written (ecol- 

 ogy), 300-423 



Elaters, 150 



Embryo, of angiosperms, 232,235 



Embryo sac, 229-233 



Endosperm, 209-211, 234, 235 



Epidermal system, 48 



Epigynous, 255 



Epinastic (Ep-i-nas tic), 86 



Epinasty (Ep-i-nas'ty), 86 



Epipactis, pollenationof, 362, 365 



Equisetum arvense, 187-189 ; 

 gametophyte of, 190 



Equisetum hyemale, 189 



Erica, 284 



Erythronium americanum (Er-y- 

 thro'ni-um), 252, 253 ; forma- 

 tion of flower, 349 



Etiolated plants (E-ti-o-la'ted), 65 

 Euastrum (Eu-as'trum), 98 

 Eupatorium purpureum (Eu-pa- 



to'ri-um pur-pu're-um), 405 

 Evaporation, 35, 36 

 Evening primrose, 279, 280 



Ferns, 165-186; dimorphism of, 

 340-345 



Fertilization, in fucus, 115, 117; 

 cedogonium, 102; peronospora, 

 127 ; saprolegnia, 125 ; spiro- 

 gyra, 97 ; sphaerotheca, 138 ; 

 vaucheria, 108; picea, 212; an- 

 giosperms, 231-234; cycas, 217 



Fibro-vascular system, 48, no 



Figwort (family), 285 



Flagellates, 119 



Florideae, 117 



Forget-me-not, 286 



Fragaria vesca, 275, 276 



Frullania, 72, 154, 155 



Fucus, 115, 116, 118 



Fumariaceae (Fu-ma-ri-a'ce-ae), 

 271 



Fumitory, 271 



Fundamental system, 48 



Fungi, 56, 65 ; classification of, 

 139; nutrition of, 332-337; res- 

 piration in, 56; wood destroy- 

 ing, 336, 337 



Gametangium (Gam-e-tan'gi- 



um), 97 

 Gamete (Gam'ete), 95-97, 107, 



109 

 Gametophore (Gam-e'to-phore), 



145, 147 

 Gametophyte (Gam-e'to-phyte), 



143, 144, 159, 164, 175, 176, 199; 



of angiosperms, 228 ; signifi- 

 cance of, 239-246 

 Gamopetalous (Gam-o-pet'a- 



lous), 284 

 Gamosepalous (Gam-o-sep'a- 



lous), 278, 283 

 Gases, diffusion of, 49-53 

 Gaylussacia resinosa (Gay-lus- 



sa'ci-a), 283, 284 

 Gemmae of mucor, 22 ; of mar- 



chantia, 153 

 Gentian, 287 

 Gentiana crinita, 287 

 Gentianaceae, 287, 299 



