The Geological History of PlantsD. Appleton & Company, 1892 - 294 pagini |
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Pagina
... CRETACEOUS . JURA - TRIAS . PERMO - CAR = BONIFEROUS . DEVONIAN . SILURIAN . VASCULAR PHAENOGAMS . GYMNOSPERMS . ANGIOSPERMS . FERNS EQUISETINERE LYCOPODINER CYCADACER CONIFERA MONOCOTYLEDONS DICOTYLEDONS CAMBRIAN . LAURENTIAN , & c ...
... CRETACEOUS . JURA - TRIAS . PERMO - CAR = BONIFEROUS . DEVONIAN . SILURIAN . VASCULAR PHAENOGAMS . GYMNOSPERMS . ANGIOSPERMS . FERNS EQUISETINERE LYCOPODINER CYCADACER CONIFERA MONOCOTYLEDONS DICOTYLEDONS CAMBRIAN . LAURENTIAN , & c ...
Pagina
... . THE FLORA OF THE EARLY MESOZOIC - REIGN OF PINES AND CYCADS . 175 CHAPTER VI . THE REIGN OF ANGIOSPERMS IN THE LATER CRETACEOUS AND EARLY TERTIARY OR KAINOZOIC . . 191 CHAPTER VII . PLANTS FROM THE TERTIARY TO THE MODERN 2.
... . THE FLORA OF THE EARLY MESOZOIC - REIGN OF PINES AND CYCADS . 175 CHAPTER VI . THE REIGN OF ANGIOSPERMS IN THE LATER CRETACEOUS AND EARLY TERTIARY OR KAINOZOIC . . 191 CHAPTER VII . PLANTS FROM THE TERTIARY TO THE MODERN 2.
Pagina
... Cretaceous Period Platanus . Protophyllum . Liriodendron ( two Figures ) . 191 . 194 195 . 198 . 199 . 200 . 201 Brasenia . Gaylussaccia resinosa Populus balsamifera . 207 . 228 . 229 Fucus 230 THE GEOLOGICAL HISTORY OF PLANTS . CHAPTER ...
... Cretaceous Period Platanus . Protophyllum . Liriodendron ( two Figures ) . 191 . 194 195 . 198 . 199 . 200 . 201 Brasenia . Gaylussaccia resinosa Populus balsamifera . 207 . 228 . 229 Fucus 230 THE GEOLOGICAL HISTORY OF PLANTS . CHAPTER ...
Pagina 4
... Cretaceous , Jurassic , Triassic . Permian , Angiosperms and Palms dominant . Cycads and Pines dominant . Carboniferous , Erian , Silurian , Ordovician , Cambrian , Huronian ( Upper ) . Huronian ( Lower ) , Upper Laurentian , Middle ...
... Cretaceous , Jurassic , Triassic . Permian , Angiosperms and Palms dominant . Cycads and Pines dominant . Carboniferous , Erian , Silurian , Ordovician , Cambrian , Huronian ( Upper ) . Huronian ( Lower ) , Upper Laurentian , Middle ...
Pagina 83
... Cretaceous suggests very grave doubt as to the authen- ticity of the specimen . I record the fact , waiting further discoveries to confirm it . Of the character of the speci- men which I have described I entertain no doubt . We shall be ...
... Cretaceous suggests very grave doubt as to the authen- ticity of the specimen . I record the fact , waiting further discoveries to confirm it . Of the character of the speci- men which I have described I entertain no doubt . We shall be ...
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Termeni și expresii frecvente
abundant Acrogens aërial roots Algæ allied America animal appear arctic areoles bark beds belong bituminous branches Brongniart Calamites Canada carbon Carboniferous Caulopteris cellular character clay climate coal coal-formation conifers Cordaites cycads Dadoxylon Dawson deposits described Devonian diameter dicotyledonous Eocene Europe exogenous fact ferns flora formation forms fossil fossil plants fronds fructification fruit Gaspé genera genus Geological Society graphite Greenland gymnospermous Heer hemisphere Journal known land land-plants Laramie Laurentian leaf-bases leaf-scars leaves Lepidodendron Lepidophloios Lesquereux limestone Lower Carboniferous Lycopods macrospores matter medullary rays Mesozoic Miocene modern Nematophyton northern Nova Scotia occur outer Palæozoic period Permian pines pinnules pith present preserved probably Prof Psilophyton referred remarkable resemble Rhizocarps rocks sandstones scalariform scars Sequoia shales Sigillaria Silurian similar species specimens Sphenophyllum Sporangites spore-cases spores sporocarps stems Sternbergia structure surface Tertiary thick tion tissue tree-ferns trees trunks types Upper Cretaceous vascular vegetable wood woody