Page:The Oak.djvu/29

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11
THE ACORN AND ITS GERMINATION.

of some extremely delicate groups of minute pipes, called vascular bundles, which placed the acorn in communication with the cup and the tree previous to the

The Oak (Marshall Ward) Fig 1.jpg
Fig. 1.—Sprigs of oak, showing the habit and the arrangement of the acorns, etc., in September. (After Kotschy.)