xii LIST OF ILLUSTRATIONS. 
FIG. PAGE 
135. Penicillium, a mould, . ° ° . - 183 
136. Mucor, a mould, ‘ e 3 : - 184 
137. Mucor, conjugation, . : ° ° . . 184 
138. Mucor, Zygospore, ° ° ° « 184 
139. Development of an Agaric, ° ° , a 585 
140. Section of an Agaric, s . - 186 
141. Basidia and spores of an Agaric, ° ° «ae 
142. Peronospora infestans, the potato fungus, . 190 
143. Peronospora infestans, in section of leaf, : 190 
144. <:cidium, Cluster cups, - : ‘ I9I 
145. Oidium, the Vine fungus, . : ° IgI 
146. Erysiphe, the Pea fungus, . 
eee @e@e* @ e@ 
bh 
\O 
oe) 
147. Cyathus vernicosus, or Bird’s-nest fungus, ° e 
148. Protococcus, se is 200 
149. Section of Fucus vesiculosus, s 200 
150. Conceptacle of Fucus vesiculosus, . ° e 201 
151. Fucus nodosus, ‘ ° ° . . 202 
152. Padina pavonia, ° . ‘ ° 206 
153. Plocamium coccineum, . ° ° ° 206 
154. Chondrus crispus, . ° ° . « Say 
155. Ulva latissima, ‘ : ° ° 207 
156. Volvox globator, . . ° 209 
NotTEe.—Figs. 93, 95, 96, 97, 98, 99, 100, are from “ Ferns and 
Ferneries.”’ 
