The microscope : and its application to vegetable anatomy and physiology / by Dr. Hermann Schacht ; edited by Frederick Currey, M. A.

  • Hermann Schacht
Date:
1855
Catalogue details

Licence: Public Domain Mark

Credit: The microscope : and its application to vegetable anatomy and physiology / by Dr. Hermann Schacht ; edited by Frederick Currey, M. A. Source: Wellcome Collection.

    206/230 (page 182)
    ]82 3. The i^ollen-tuhe of the Coniferae and Cycadeae is not (as is tlie case in other phanerogams) a prolongation of the inner time pollen-cell, hut an extension of the terminal cell of a s'/rudl body consisting of severed cells, which body originates in the interior of the pollen-cell, the contents of which it appropriates to the purposes of its own devolopenient.