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The Recognizable Species of the Green River Flora

Description: Abstract: The identification of new collections of fossil plants from the Green River formation of middle Eocene age made it necessary to reexamine the megascopic types of the Green River flora. This study resulted in the reassignment of some species and the rejection of such species as were based on fragmentary, indefinable specimens. The recent collections yielded 22 new species. Exclusive of the microscopic forms of thallophytes and pollens, the flora now numbers 135 megascopic species that … more
Date: 1934
Creator: Brown, Roland W.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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