INDEX AND GLOSSARY. 



219 



Descending axis : the root, 131. 



Determinate infloresoence,187, 191- 



Diadelphous : applied to stamens, 

 40,212. 



Diaudrous: with two separate 

 stamens, 212. 



Dicarpellary, 215. 



Dicliasinm, 146. 



Diehlamydeous : having both sets 

 of floral envelopes. 



Dichogamous, 247. 



Diohotomous branching, 145, 332. 



Dicotyledonous, 78. ._ 



Dioblyledons, 80. 



Didynamous (stamens), 29, 65, 214., 



Digitate, 168. 



Dimerous flowers, 196. 



Dioecious, 74. 



Disk : in flowers of the Composite 

 .Family, the centre of tbe head 

 ag distinguished from the bor- 

 der, 62 ; a fleshy enlargement of 

 the receptacle of a flower, 58, 75, 

 126. 



Dissected*: finely cut. 



Dissepiment, 218. 



Distinct : not coherent, (see Cohe- 

 . rent).- 



Divergent: separating from one 

 another. 



Dodecandrous : with 12 distinct 

 stamens. 



Dorsal suture, 217. 



Dotted ducts, Figs. 222, 287. 



Double flowers"; abnormal flowers 

 in which stamens and carpels 

 have been transformed into 



Downy : covered with soft hairs. 

 Drupe, 51, 231. 

 Drupelet ; a little drupe. 

 Ducts, 287. 



Earthy constituents of plants, 307. 



Blater,331. 



Elementary constituents of plants, 

 307. 



Elliptical : same as oval. Fig. 146. 



Emarginate, 177. 



Embryo, 12, 78, 117. 



Embryo-sac, 16, 245. 



Emersed: raised above the sur- 

 face of water. 



Bndocarp: " When the walls of a 

 pericarp form two or more lay- 

 ers of dissimilar texture, the 

 outer layer is called the Mpicarp, 

 the middle one Mesocarp, and 

 the innermost Endocarp." — 

 Gray. 



Bndogen, 119. 



Endogenous growth, 119. 



Endospore, 342. 



Endosperm, 248. 



Enneandrons: with nine distinct 

 stamens. 



Entire, 178. 



Bntomophilous, 74, 75, 88, 247. 



Ephemeral : lasting one day only. 



Epicalyx, 35, 50. 



Epicarp : see Endocarp. 



Epidermal system, 291, 292. 



Epidermis, 292. 



Bpigynons : inserted on the ovary, 

 58, 60, 213, 216. 



Epipotalous : inserted on the cor- 

 olla, 60, 65, 213. 



Epiphytes, 135. 



Equitant (leaves), 88, 157. 



Essential organs, 17, 211. 



Evergreen : retaining foliage dur- 

 ing winter, 122, 125. 



Exalbuminous, 80, 248. 



Excurrent : said of main stems 

 which are distinct snA well- 

 marked to the top, as in the 

 Pine and Fir; the reverse of 

 deliquescent. 



Exogen, 81. 



Exogenous growth, 81. 



Bxospore, 342. 



Exserted : protruding, 214. 



Bxstipulate, 181. 



Extine, 123. 



Bxtrorse, 211. 



False dichotomy, 146. ' 



Families, 363. 



Fascicle : a close bundle, either of 



leaves or flowers. 

 Fascicled (roots), 133; (leaves), 164. 

 Fascicular cambium, 297. 

 Feather-veined: same as pinnately- 



veined, 168. 

 Fertile-flower, 68. 

 Fertilization, 17. 



