xxii VEGETABLE PHYSIOLOGY 



F10. PAGE 



135. Section of Stem of Rush 313 



136. Adult Vegetable Cells .... . . 315 



137. Region of Growth in Root of Bean . . . . .318 



138. Pfeffer's Auxanometer 319 



139. Air Passages in Potamogeton .337 



140. Leaf of Isoetes ... 338 



141. Petiole of Water-lily ... ... 339 



142. Rhizome of Marsilea 341 



143. Water-gland of Saxifraga 343 



144. Leaf of Heath . . . . . 345 



145. Suckers of Thesium . . . . .348 



146. Section of a Sucker 349 



147. Zoospore of Ulothrix . . .353 



148. Plasmodium of a Myxomycete 354 



149. Cells from Leaf of Elodea 357 



150. Cells from Hair of Tradescantia 357 



151. Leaf of Telegraph Plant 362 



152. Pulvinus of Mimosa 363 



153. Desmodium gyrans, day and night position .... 380 



154. Nicotiana glauca, day and night position . . . 381 



155. Pulvinus of Mimosa ..... . .383 



156. Darwin's Klinostafc . 389 



157. Section of Sucker of Thesium 397 



158. Haustoria of Cuscuta 398 



159. Leaf of Dioncea *399 



160. The same 410 



161. Continuity of Protoplasm through the Cell-wall . . .413 



162. Yeast Plants 422 



163. Stages in Karyokinetic Division of the Nucleus . . . 423 



164. Zoospore of Ulothrix 427 



165. Gonidangia of Achlya 427 



166. Coenocyte of Mucor . . . . . . . . 428 



167. Part of Hy menial Layer of Peziza ..... 428 



168. Stylogonidia of Eurotium 429 



169. Filament of Ulothrix with Gametes escaping ... .430 



170. Oogonium of Fucus 432 



171. Oosphere and Antherozoids of Fucus . . . . .432 



172. Procarpium of a Red Seaweed 433 



173. Archegonium of Fern ...... . 434 



174. Prothallium of Fern 437 



175. Germination of Microspores of Salvinia .... 438 



176. Germination of Megaspore of Salvinia 439 



177. Germination of Megaspore of Selagindla .... 440 



178. Ovule of Pinus 441 



179. Ovule of an Angiosperm .441 



180. Antherozoids of Moss and Fern 445 



181. Antheridium of Fern 445 



182. Archegonium of Fern 446 



