262 



INDEX. 



Hypoascidia, 199. 

 Hyjjochseris, f vision of shoots, 119. 

 Hypocotyl, adventive shoots on, 131 ; 

 adventitious leaves on, 244. 



Ilex, thorn, 159. 



Imparipinnate leaf, 158, 170-171. 



Indian corn, phyllody of bracts, 153. 



Instinct of plant, 11. 



Internodes, their suppression, 116- 

 117, 153, 234. 



Invagination of cap-margin and ring- 

 fasciation, 27. 



Inverted shoots, 124. 



Involucre, its phyllody, 153 ; saucer- 

 shaped, 195. 



Ipomsea, foliage-leaves, 177. 



Irish yew, erect branches, 123. 



Isoetes, sporophyll-shoot, 139. 



Ivy, fasciated roots, 68 ; fusion of 

 roots, 70; erect shoots, 124; pitcher 

 on leaf, 197. 



Ixia, axillary bulbs, 112. 



Janusia, leaf-enation, 200. 

 Japan allspice, forked leaf, 169. 

 Japanese honeysuckle, laciniate leaf, 

 164. 



Jasminum, adventitious roots, 76. 



Jatropha, adventive shoots, 13 1 . 



Judas tree, simple leaves, 173. 



Juglandacese, bracteoles, 160. 



Juncus, winding shoot, 124 ; struc- 

 ture of yonng stem, 239. 



Jungermannia, adventitious shoots, 

 45 ; hermaphrodite, 57. 



Juniperus, hermaphrodite flowers, 

 163 ; juvenile and mature foliage, 

 176. 



Kale, incised leaf, 164. 

 Karroo, 159. 



Klebs, on svvppression of shoot, 117 ; 



on horizontal shoot, 122. 

 Knaurs of trees, 129. 



Labiatae, forked leaves, 169. 

 Laburnum, laciniate leaf, 164. 

 Laciniation of leaves, 163-168. 

 Lactarius torminosus, proliferated, 



21 ; adventitious branching, 24. 

 Ladies' smock, leaf-shoots, 132. 

 Lady-fern, apospory, 141. 

 Laminar inversion, its law, in fungi, 



19 ; in cabbage-leaf, 196. 

 Lang on prothallus-roots, 77 ; on 



apogamous structures, 144; on 



prothallus-leaves, 245. 



Lapsana, suppression of internodes, 

 116. 



Larch, primordial leaves, 158. 



Laricopsis, foliage, 1 58 ; staminody of 

 bracts, 188. 



Larix, primordial leaves, 158. 



Lathyrus, phyllody of tendril, 158 ; 

 pampinody of foliage, 183. 



Leaf, one of the categories, 1, 2 ; 

 of Bryophytes, 47 ; adventitious 

 roots on, 76; -shoots, 131-1^8; 

 -cuttings, 136; division of, 163- 

 175, 216 ; differentiation, 152 ; ad- 

 nation of, 209 ; fusion of, 191, 219 ; 

 terminal, 223 ; -base, 229 ; adven- 

 titious, 243. 



Leaflet, suppression of, 195. 



Leguminosee, bipinnate leaves, 168 ; 

 simple leaves, 173 ; pinnate leaves, 

 175 ; tendril of, 158 ; suppression 

 of leaflet, 195. 



Lentinus, multiple forking, ] 6 ; pro- 

 liferated, 18, 20 ; hymenium on 

 stipe, 30; rudimentary pile us, 30, 31 . 



Leojitodon, leafy scape, 155 ; brac- 

 teate scape, 155. 



Leptostrobus, foliage, 158. 



Leucobryum, hermaphrodite plant, 57. 



Leucojum, proliferation of bulb, 101, 

 112. 



Ligule of grass, origin of, 203. 



Liliacese, nature of bulbils, 16 L. 



L ilium, proliferation of bulbil, 102 ; 

 axillary flowers, 112; suppression 

 of internodes, 116, 231; horizontal 

 shoot, 123 ; bulb-scale-shoots, 137 ; 

 position of bulbils, 161 ; metamor- 

 phosed bulbils, 160-163 ; squa- 

 mody of foliage leaves, 183. 



Lily of the valley, leafy scape, 155. 



Lime, adnation of bract, 209. 



Limnanthemum, syncotyly, 215. 



Linaria, adventive shoots, 131. 



Li Hera, adventitious shoot, 107 ; root- 

 shoots, 128. 



Liverworts, 41. 



Lombardy poplar, erect branches, 

 123. 



Lonicera, dichotomy of shoot, 83, 

 84 ; laciniate leaf, 164 ; forked leaf, 

 169, 217 ; fusion of foliage-leaves, 

 191, 235 ; leaf -pitcher, 197 ; spiral 

 phyllotaxis, 218 ; forked leaf, 218 



Loosestrife (yellow), horizontal 

 shoot, 123. 



Lophocolea, adventitious shoots, 43,45. 



Loranthus, double embryo, 93 ; adna- 

 tion of bract, 210 ; displaced bract, 

 227. 



