INDEX. 



283 



Dichotomy, of inflorescence, 38 ; of 

 fruit, 50 ; of flower, 51 ; multiple, 

 52; of foliage-leaf, 162-163, 166, 

 368-169. 



Dichsonia, conformation of sorus, 202. 



Dictamnlis, phyllody of anther, 162. 



Dielytra, dissociation of stamens, 113, 

 171 J phyllody of stamens, ITlij 

 virescent flowers, 255 ; monotliecal 

 anthers, 255 ; fusion of stamens, 

 255. 



Differentiation, 2. 



Digitalis, fasciated flower, 49 ; pe- 

 loric flower, 151 ; stamiuody of 

 corolla, 154 ; monomerous corolla, 

 252 ; dialysis of corolla, 275. 



Dioneea, phyllody of flowers, 124. 



Diplotaxis, gynophore of, 8 ; phyllody 

 of flower, J 24. 



pisa, fusion of sepals to petals, 235. 



Displacement, nature of, 195, 233. 



Disruption, 58. 



Dock, structure of perianth, 242. 



Double flowers, 68, 78, 172, 203-204, 

 258, 269 ; foliage leaf, 166. 



Drupelet of Bubus, 259. 



-EcMnacea, proliferation of capitulum, 

 3. 



Edelweiss, pleiotaxy of corolla,76-77 ; 

 extra pappus, 141. 



Eichler, on ovuliferous scale, 26 ; on 

 androecium of Primula, T9; on 

 pleiotaxy in Alchemilla, 80, in 

 Butnmus, hO ; on staminode of 

 Alpinia, 84 ; on staminody of 

 corolla in Aquilegia, 154 ; on sta- 

 minody in Alpinia, 155; on leafy 

 stamen of Araucaria, 171 : on 

 petalody of stamens in Laurus, 

 175, in Alpinia, 177 ; on corona 

 of Narcissus, 180 ; on nature of 

 ovule, 196 ; on abnormal leaves of 

 Michelia, 200 ; on 5-merous flowers, 

 242 ; on 2-merous Jr-is-flowers, 248 ; 

 on androscium of Sypecoum, 256 ; 

 on evolution of flower, 260; on 

 androecium of Cruciferce, 26 1 . 



-Elder, leaflet of, 109. 



Elk's-horn fern, sterile fronds fertile, 

 212. 



Elliottia, polypetaly, 112. 



Elm, leaf forked and apioally in- 

 folded, 163. 



JCmarginate leaf, 165. 



.Enations, of corolla in G-amopetalse 

 and Narcissus, 71-76, 101, 183; of 

 sporophyll of Ophioglossaceae, 100 ; 

 of corolla of Streptocarpus, 156 ; of 



foliage-leaves, 164, 168-169, 275; 

 of corolla of Primula, 185 ; of cab- 

 bage-leaf, 275. 



Endogenous flowers, 270. 



Enneandry, 154. 



Epicalyx, nature of, 12. 



JSpidendrum, androeoiu.m, 82 ;_ double 

 flowers, 176; 1-merous calyx and 

 corolla, 249 ; suppression of sepals, 

 249. ' 



E pilobium, superior ovary, 111. 



Epiphyllar flowers, 233-234. 



Equisetum, proliferated cone, 7, 17- 

 18, 211 ; leafy sporophylls, 211. 



Erica, extra carpels, 94 ; polypetaly, 

 112; braoteody of flower, 124; 

 sepalody of flower, 125. 



Eryngium, proliferation of inflores- 

 cence, 4 ; structure of umbel, 231. 



Erythrochiton, epiphyllar flowers, 

 234. 



Eschscholtzia, positive dedoublement 

 of corolla, 67. 



Etserio, reduced, 259. 



Eucalyptus, concrescent flowers, 240. 



Euchlsena, ancestor of maize, 58. 



Euphorbia, proliferated inflorescence, 

 4 ; stamen, 7 ; nature of stamen of, 

 4, 1S9 ; reappearance of sepals, 65- 

 66; dialysis of stamen, J 15; vi- 

 rescent stamens, 115 ; carpellody 

 of stamens, 189-190; disk or calyx 

 of, 190. . 



Evening-primrose, synauthy, 238. 



Extra-axillary flowers, 20; shoot, 

 231. 



Extrorse anther, 169-170. 



Pasciation, of inflorescence, 38-39 ; 

 of flower, 44, 114, 116, 118, 120, 

 203,237; of "fruits," 50 ; ring-, 43, 

 51 ; conclusions on, 56 ; definition 

 of, 103 ; addendum to, 120. 



E e a t h e r-hyacinth, proliferated 

 flower, 6 ; suppression of flowers, 

 248 ; branching of pedicels, 248. 



Pern, sporophyll of, 209. 



Peverfew, peloric ray -florets, 150. 



Ficns, leaf -pocket, 168 ; leaf-euations, 

 170. 



Pield-eryngo, proliferation of inflo- 

 rescence, 4. 



Pilbert, extra carpels, 95. 



Plote- grass, phyllody of flower, 124. 



Flower, nature of, 1 ; proliferation 

 of, 6, 258, 275 ; origin of, 30, 121- 

 122 ; fasoiation of, 44 ; dichotomy 

 of, 51 ; metamorphosis of, 121 ; 

 evolution of, 123 ; sessile, 231 ; 



