X LIST OF ILLUSTRATIONS., 



PAGB 



Cordaites 81 



Brian Fruits 82 



Foliage from the Coal-formation Ill 



Sigillariae (five Figures) 112-114 



Stigmariae (two Figures) 115 



Vegetable Tissues 117 



Coals and Erect Trees (two Figures) 118,119 



Lepidodendron 120 



Lepidophloios ........... 121 



Asterophyllites, &c. . . . . . . . . . .122 



Calamites (five Figures) 123-125 



Ferns of the Coal-formation (six Figures) .... 126-129 



Noeggerathia dispar 130 



Cordaites 131 



Fruits of Cordaites, &c 132 



Conifers of the Coal-formation (four Species) . . . . .135 



Trigonocarpum 136 



Sternbergia 137 



Walchia imbricatula . . . . . . . . .138 



Foliage of the Jurassic Period 177 



Podozamites 178 



Salisburia 180 



Sequoia 181 



Populus primaeva .......... 191 



Stercalia and Laurophyllum . . . . . . . .194 



Vegetation of the Cretaceous Period . . . . . .195 



Platanus 198 



Protophyllum 199 



Magnolia 200 



Liriodendron (two Figures) 201 



Brasenia 207 



Gaylussaccia resinosa 228 



Populus balsamifera 229 



Fucus . 230 



