Darwiniana; Essays and Reviews Pertaining to Darwinism by Asa Gray
page 4 of 342 (01%)
page 4 of 342 (01%)
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Species contrasted with those of De Candolle and others--Definition of
Species--Whether its Essence is in the Likeness or in the Genealogical Connection of the Individuals composing a Species ARTICLE V SEQUOIA AND ITS HISTORY: THE RELATIONS OF NORTH AMERICAN TO NORTHEAST ASIAN AND TO TERTIARY VEGETATION Age and Size of Sequoia.--Isolation.--Decadence.--Related Genera.-- Former Distribution.--Similarity between the Flora of Japan and that of the United States, especially on the Atlantic Side.--Former Glaciation as explaining the Present Dispersion of Species.--This confirmed by the Arctic Fossil Flora of the Tertiary Period.--Tertiary Flora derived from the Preceding Cretaceous.--Order and Adaptation in Organic Nature likened to a Flow.--Order implies an Ordainer ARTICLE VI THE ATTITUDE OF WORKING NATURALISTS TOWARD DARWINISM General Tendency to Acceptance of the Derivative Hypothesis noted.--Lyell, Owen, Alphonse De Candolle, Bentham, Flower, Ailman.-- Dr. Dawson's "Story of the Earth and Man" examined.--Difference between Scientific Men and General Speculators or Amateurs in the |
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