LIST OF ILLUSTRATIONS. 



XIX 



108. Zygnema quininum, after Kutzing, 



109. Chcetophora elegans, after Thuret, . 



110. Batrachospermum moniliforme, . 



111. Nitella fiexilis, after Slack, .... 



112. Antheridia of CAara, after Thuret, 



113. Mesogloia verniicularis, after Payer, 



114. Spliacelaria cirrliosa, .... 



115. Beceptacle of Fucus, after Thuret, . 



116. Antheridia and antherozoids oi Fucus, after Thuret, 



117. Tetraspores of Carpocaulon, after Kutzing, 



118. Torula Cerevisice, after Mandl, . 



119. iSarcjna wmiric«K. after Robin, 



120. Bolryiis bassiana, after Robin, . 



121. JUnierobryus spiralis, a,tlevlieidy, 



122. Structure of i?Mfero6rj/us, after Leidy, . 



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



124. Stysanus caput-medusce, after Payer, 



125. Puccinia graminis, ..... 



126. ^eidium iussilaginis, after Payer, 



127. Clavaria crispula, after Payer, 



128. Fructification of JlfarcAara/ia, after Payer, 



129. Stomata of iforc^araija, after Mirbel, 



130. Coneeptaeles of ilforeAaJife'a, after Mirbel, 



131. Arehegonia of -Marc/ia«<ta, after Payer, 



132. Elater and spores of ifaTC/ianfc, after Payer, . 



133. Portion of Leaf of /^Aag'nMm, 



134. Structure of Jlfosses, after Jussieu, 



135. Antheridia and antherozoids oi Polytrichum, after Thuret, 



136. Month of Capsule of J^nan'a, . 



137. Peristome of i^oniinaMs, after Payer, 



138. Ditto of Bryum, ditto, 



139. Ditto of Cinclidium, ditto, 



140. Petiole of i^erra, . . 



141. Sori of PoZj/potZram, after Payer, 



142. Ditto oi Hcemionitis, ditto, 



143. Sorus and Indusium of Asp^dium, . 



144. Ditto of Depari'a, after Payer, 



145. Development of Prothallium oi' Pieris, after Suminski, 



146. Antheridia and antherozoids of Pteris, after Suminski, 



147. Archegonium of Pteris, after Suminski, 



148. Spores of Equisetitm, after Payer, 



149. Section of leaf of Agave, after Hartig, 



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



151. Stellate Parenchyma of iJ-usA, 



152. Cubical parenchyma of Niiphar, 



153. Circulation in hairs of Tradescaniia, after Slack, 



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



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



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



157. Spiral cells of Oncidium, .... 



158. Spiral fibres of Collomia, 



159. Cells of PcEOB!/, filled with starch, . 



160. Starch-grains, under polarized light, 



161. Glandular fibres of Coniferous Wood, 



162. Vascular tissue of Italian Reed, after Schleiden, 



163. Transverse Section of stem of Palm, 



164. Ditto of Wanghie Cane, . 



165. Ditto of Clematis, 



166. Ditto of Cedar, 



167. Ditto of Buckthorn, 



168. Ditto Ditto more highly magnified. 



