Trunk and roots of a pine tree cut to show growth rings; microscopic views of wood cells in longitudinal and transverse section and of a root tip. Chromolithograph by H.J. Ruprecht, 1877.

    • Ruprecht, H. J.
    Date:
    [1877]
    Reference:
    27043i

    Licence: Public Domain Mark

    Credit: Trunk and roots of a pine tree cut to show growth rings; microscopic views of wood cells in longitudinal and transverse section and of a root tip. Chromolithograph by H.J. Ruprecht, 1877. Wellcome Collection. Source: Wellcome Collection.

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