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Journal Article

Seed from the Upper Devonian

John M. Pettitt and Charles B. Beck
Science
New Series, Vol. 156, No. 3783 (Jun. 30, 1967), pp. 1727-1729
Stable URL: http://www.jstor.org/stable/1722269
Page Count: 3

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Topics: Megaspores, Plants, Fossils, Spores, Gymnosperms, Appendages, Pedicels
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Seed from the Upper Devonian
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Abstract

We present evidence proving the existence of seeds in the Upper Devonian and extending the known age of seed plants from the Lower Carboniferous (Mississippian) into the Upper Devonian.

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