The plant cell : its modifications and vital processes, a manual for students / by Harold A. Haig.

  • Haig, Harold Axel.
Date:
1910
Catalogue details

Licence: In copyright

Credit: The plant cell : its modifications and vital processes, a manual for students / by Harold A. Haig. Source: Wellcome Collection.

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    Frontispiece.] 1. Portion of a transverse section of Sawbuous stem of one year’s growth. Note the primary bundles, and between them tiie interfascicular cambium and evidences of secondary xylem and phloem. Resin-canals aie scattered throughout the cortex. Note also patches of sclerenchyma at the outer mnigin of cortex. 2. Portion of a transverse section of a dicotyledonous stem, showing arrangement of the xylem, cambium, phloem, and bast-fibres. :i. Portion of a transverse section of the young stem of Lnpulns, showing the cambial region and young xylem and phloem elements. 4. Part of a transverse section of the stem of Finns, showing the characteristic dicotyledonous arrangement; large resin-canals are seen in the cortex. (See Chaps, iv. and v.)