. British trees. Trees. 274 THK HORNBEAM. centre ot each lobe runs a strong rib, giving off at right angles branch- ribs which pucker the sheath between them. The nuts, each one with its two enfolding sheaths, are supported on short pedicels and arrantjed in pairs. These pedicels are connected with others, given off at intervals along the main pendent pedicel of the catkin. The female catkins remain on the tree till autumn, when the seed is ripe. All through the summer, bv their size and their vivid green, thev y;ive to the houghs the appearance ot being densely covered with foliage, while the
. British trees. Trees. 274 THK HORNBEAM. centre ot each lobe runs a strong rib, giving off at right angles branch- ribs which pucker the sheath between them. The nuts, each one with its two enfolding sheaths, are supported on short pedicels and arrantjed in pairs. These pedicels are connected with others, given off at intervals along the main pendent pedicel of the catkin. The female catkins remain on the tree till autumn, when the seed is ripe. All through the summer, bv their size and their vivid green, thev y;ive to the houghs the appearance ot being densely covered with foliage, while the male catkins do their part earlier in the year by lendinjr colour to the bare If- Illi; \\\\ \\I\(,S nl IHl-; CATKIN WITH 1 KLIT. THE SEEDLING. The Seedling of the Hornbeam is a striking example o{ the dissimilarity which so often exists between the seed-leaves ot a tree and the true leaves which are afterwards produced . In this case the seed leaves have a disc-like form, a flat surface, a straight uncut edge ; while the blades of the true leaves are fluted and their outlines are notched. In making the comparison many points must be taken into consideration. For example, some cotyledons (seed-leaves) have no ^. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Cole, Rex Vicat, b. 1870; Kempe, Dorothy. London : Hutchinson
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Keywords: ., bookcentury1900, bookdecade1900, booksubjecttrees, bookyear1907
