Category Archives: Botany

BSA Online Image Collection, Paleobotany

http://www.botany.org/plantimages/Paleobotany.php This is a kodachrome of a permineralized leaf fragment of Delnortea. The woody midrib, clearly visible on the slide, was used by William E. Stein, Jr., Ph.D. to create the polished thin-sections yielding the first images of a bifacial … Continue reading

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