LIST OF ILLUSTRATIONS. XIX 



flO. PAOB 



149, 150. Leafy sepals, petals, Sec, of Epilohium. . 273 



151. Leafy carpel of rose, witli defoiined ovules . . 274 



152. Flower of St. Valeiy apple . . . .282 



153. Petaloid calyx of Mimulus .... 284 



154. Double stellate columbine .... 287 



155. Four-winged filaments of Rhododendron . . 290 



156. Diagram of malfonned flower of Catasetum . . . 291 



157. Petaloid stamen of Viola ... 292 



158. Double columbine . . . . .293 



159. Petaloid stamens of Hibiscus .... 293 



160. Displaced coloured leaf, &c., of tulip . . . 302 



161. Supernumerary carpels in orange (Maout) . . 303 



162. Pistilloid stamens of poppy .... 304 



163. waUflower, Ac. . . .306 



164. Passage of stamen to carpel in lily . . 307 



165. Ti'ansition of stamens to carpels, Sempervivum tectoruvi . 309 



166. Ascidia of cabbage ..... 312 



167. Stalked pitcher on lettuce leaf .... 313 



. 315 

 . 316 

 . 317 

 . 317 

 . 321 

 . 323 



168. Tubular petal of Primula sinensis 



169. Spurs on flower of Calceolaria 



170. Contorted stem of Juncus 



171. branch of Cratcegus 



172. Spirally -twisted stem of teazel 



173. Galium 



174. root (' Gard. Chron.') . . .324 



175. Interrupted growth of radish (American Agriculturist) . 327 



176. in apple .... 327 



177. Polymorphous leaves of lUac .... 331 



178. Adventitious growth on frond of Pteria quadriaurita . . 333 

 179, 180. Coloured flower-stalks of feather hyacinth (C. Morren) 347, 348 



181. Multiplication of catkins, Corj/Ztts . . . 349 



182. Branched inflorescence of brocoli (' Gard. Chron.') . 351 



183. 184. Supernumerary leaf of elm . . 353, 354 



185. hazel . . .365 



186. Midtiplication of pai'ts of flower in a plum (' Q&rd. Chron.') . 366 



187. Wheat-ear carnation ..... 372 



188. Multiplication of bracts in Delphinium Conaolida . 373 



189. Pelargonium . . . 373 



