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CHAPTER V.. =difficulties and Sources of Error in the

Fossil Plants, Vol. 1 · A. C. Seward — chapter 2 of 18 · ~34 words · public domain

=DIFFICULTIES AND SOURCES OF ERROR IN THE DETERMINATION OF FOSSIL PLANTS.= Pp. 93–109.

External resemblance. Venation characters. Decorticated stems. Imperfect casts. Mineral deposits simulating plants. Traces of wood-borers in petrified tissue. Photography and illustration.

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