id author title date pages extension mime words sentences flesch summary cache txt 51021 Dawson, John William, Sir The Geological History of Plants .txt text/plain 89011 5198 67 branch or stem of the Erian land-plant known as Arthrostigma. one species, a land-plant of the genus _Lepidodendron_. Silurian and Erian beds plants with verticillate leaves which have In one kind of tree-fern stem from the Erian of New York, Lower Carboniferous, and evidently represent a different species with similar small granules appear on the stems of the Devonian species, of the Geological Society," 1862), I mentioned a plant found by Mr. Richardson at Perry, as possibly a species of _Megaphyton_, using that The second specimen of this species represents a lower part of the stem. [CP] "Geological Survey of Canada: Fossil Plants of Erian and Upper way probable, the new species of plants originated on the Arctic land have been found in the beds containing the plants, and which are species forms of plants which appear in the Cretaceous, the period of the English =DIFFERENT FORMS OF FLOWERS ON PLANTS OF THE SAME SPECIES.= With ./cache/51021.txt ./txt/51021.txt