LIST OF ILLUSTRATIONS. XIX 



PAGE 



108. Zygnema quininum, after Kiitzing, ..... 320 



109. Chcetophora elegans, after Thuret, . . . . . 321 



110. Batrachospermum moniliforme, . . . . . .322 



111. Nitella flexilis, after Slack, ...... 323 



112. Antheridia of Chara, after Thuret, . . . . .325 



113. Mesogloia vermicularis, after Payer, . . . . 327 



114. Sphacelaria cirrliosa, . . . . . . .329 



115. Receptacle of Fucus, after Thuret, ..... 329 



116. Antheridia and antherozoids of Fucus, after Thuret, . . . 330 



117. Tetraspores of Carpocaulon, after Kiitzing, . . . 332 



118. Torula Cerevisice, after Mandl, . . . . . .335 



119. Sarcina ventriculi, after Robin, ..... 336 



120. Botrytis bassiana, after Robin, ...... 337 



121. Enterobryus spiralis, after Leidy, ..... 338 



122. Structure of Enterobryus, after Leidy, ..... 339 



123. Fungoid Vegetation, from Passulus, after Leidy, . . . 340 



124. Stysanus caput-medusce, after Payer, ..... 341 



125. Puccinia graminis, . . . . . . . 342 



126. jEcidium tussilaginis, after Payer, ..... 343 



127. Clavaria crispula, after Payer, ..... 344 



128. Fructification of Marchantia, after Payer, . . . 345 



129. Stomata of Marchantia, after Mirbel, .... 345 



130. Conceptacles of Marchantia, after Mirbel, .... 346 



131. Archegonia of Marchantia, after Payer, .... 347 



132. Elater and spores of Marchantia, after Payer, .... 348 



133. Portion of Leaf of Sphagnum, . . . . . 349 



134. Structure of Mosses, after Jussieu, ..... 349 



135. Antheridia and antherozoids of Polytrichum, after Thuret, . . 350 



136. Mouth of Capsule of Funaria, .-'> . .351 



137. Peristome of Fontinalis, after Payer, . . . .351 



138. Ditto of Bryum, ditto, . . . . .351 



139. Ditto of Cindidium, ditto, . . . . . 351 



140. Petiole of Fern, . ....... 352 



141. Sori of Polypodium, after Payer, ..... 353 



142. Ditto of Hcemionitis, ditto, ...... 353 



143. Sorus and Indusium of Aspidium, ..... 354 



144. Ditto of Deparia, after Payer, . . . . 354 



145. Development of Prothallium of Pteris, after Suminski, . . 355 



146. Antheridia and antherozoids of Pteris, after Suminski, . . 356 



147. Archegoniura of Pteris, after Surainski, .... 357 



148. Spores of Equisctum, after Payer, ..... 358 



149. Section of leaf of Agave, after Hartig, . . . . 361 



150. Section of Aralia (rice-paper), . ..*... 362 



151. Stellate Parenchyma of Rush, ..... 362 



152. Cubical parenchyma of Nuphar, ..... 362 



153. Circulation in hairs of Tradescantia, after Slack, . . . 366 



154. Testa of Star- Anise, . . . . . . .367 



155. Section of Cherry-stone, . . . . . 368 



156. Section of Coquilla-nut, . . . . . . .368 



157. Spiral cells of Oncidium, . . . . . . 369 



158. Spiral fibres of Collomia, . . . . . .369 



159. Cells of Pceony, filled with starch, ..... 370 



160. Starch-grains, under polarized light, ..... 370 



161. Glandular fibres of Coniferous Wood, .... 373 



162. Vascular tissue of Italian Reed, after Schleid en, . . . 374 



163. Transverse Section of stem of Palm, .... 377 



164. Ditto of Wanghie Cane, . . . . .377 



165. Ditto of Clematis, . . . . . 379 



166. Ditto of Cedar, . . . . . .379 



167. Ditto of Buckthorn, ..... 380 



168. Ditto Ditto more highlv magnified, . . 380 



