On Buds and StipulesK. Paul, Trench, Trübner & Company, Limited, 1899 - 239 pagini |
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Pagina 7
... completely covers the young bud . By the time the leaf drops the outer envelopes of the bud are suf- FIG . 8 . FIG . 9 . UNOPENED BUDS OF NORWAY MAPLE . Enlarged . FIG . 8 shows a leaf - bud . FIG . 9 is also a flower - bud . ficiently ...
... completely covers the young bud . By the time the leaf drops the outer envelopes of the bud are suf- FIG . 8 . FIG . 9 . UNOPENED BUDS OF NORWAY MAPLE . Enlarged . FIG . 8 shows a leaf - bud . FIG . 9 is also a flower - bud . ficiently ...
Pagina 29
... completely covering the bud in fig . 35 , in fig . 36 pushed aside by the developing bud ( b ) . FIG . 37. - POPULUS NIGRA . TERMINAL WINTER - BUD , showing a pair of per- sistent stipules ( st ) be- longing to a leaf of last season ...
... completely covering the bud in fig . 35 , in fig . 36 pushed aside by the developing bud ( b ) . FIG . 37. - POPULUS NIGRA . TERMINAL WINTER - BUD , showing a pair of per- sistent stipules ( st ) be- longing to a leaf of last season ...
Pagina 62
... completely covers the bud , which , however , eventually forces its way through . VERNATION The attitude of leaves in their very young stage is termed by botanists ' vernation . ' Some lie flat , as , for instance , the Mistletoe and ...
... completely covers the bud , which , however , eventually forces its way through . VERNATION The attitude of leaves in their very young stage is termed by botanists ' vernation . ' Some lie flat , as , for instance , the Mistletoe and ...
Pagina 65
... completely surrounding the stem . The leaves of Palms and Aroids develop in a manner very unlike that usual among Dicotyledons . The leaf originally forms a continuous blade , which is much folded , and subsequently divides . According ...
... completely surrounding the stem . The leaves of Palms and Aroids develop in a manner very unlike that usual among Dicotyledons . The leaf originally forms a continuous blade , which is much folded , and subsequently divides . According ...
Pagina 71
... completely shielded ; while the back view ( fig . 106 ) shows how the younger B FIG . 107 . FIG . 108 . SHOOT OF ST . JOHN'S WORT ( Hypericum ) , showing protection of the young pair of leaves ( B ) . FIG . 107. - Side view . FIG . 108 ...
... completely shielded ; while the back view ( fig . 106 ) shows how the younger B FIG . 107 . FIG . 108 . SHOOT OF ST . JOHN'S WORT ( Hypericum ) , showing protection of the young pair of leaves ( B ) . FIG . 107. - Side view . FIG . 108 ...
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Termeni și expresii frecvente
apex axil axillary buds axis base become Beech blade brown bud fig bud is protected bud-scales catkin ciliate completely covered concave conduplicate connate stipules cotyledons developed edges Edition fifth folded fourth genera glabrous glands glandular growing-point growth Guaiacum officinale hairs hairy Helianthemum Hornbeam Horse Chestnut inserted instance lamina lateral buds Lathyrus Lathyrus Aphaca Lathyrus Nissolia leaf leaf-base leaf-blade leaf-stalk leaflets leaves and stipules Leguminosa length less lobes lower membranous midrib Monocotyledons narrower nerves node oblong ocrea Opulus outer scales ovate pair of leaves pair of stipules pairs of scales pedestal persistent petiole PLANE Platanus plant Polygonum portion protect the bud protect the young scale fig scar sheath showing side silky sixth slightly smaller sometimes species spines stem stipular stipules belonging stipules fig subulate tendrils terminal bud trees triangular unequal upper Viburnum Viburnum Lantana Viburnum Opulus Whitebeam winter winter-bud Wych Elm young leaves
Pasaje populare
Pagina 233 - Prontenex, the owner stated that for years they followed the same order of succession at both epochs : those which were first to leaf were also the earliest to lose their leaves. A Chestnut in the gardens of the Tuileries from its habit of early leafing is known as the Vingt Mars ; and M. Henri Vilmorin states that, compared with the other Chestnuts in the gardens, it keeps its leaves beyond the mean time of leaf-fall. M. Vilmorin also observed thirty-four Horse Chestnuts, 150 years old, in a plantation...