On Buds and StipulesK. Paul, Trench, Trübner & Company, Limited, 1899 - 239 pagini |
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Pagina 133
... regarded as giving the average composition of the winter or resting bud of the Beech . Larger buds have a greater number of leaves and stipules ; smaller buds , fewer . Strong shoots on vigorous young trees have more leaves , though the ...
... regarded as giving the average composition of the winter or resting bud of the Beech . Larger buds have a greater number of leaves and stipules ; smaller buds , fewer . Strong shoots on vigorous young trees have more leaves , though the ...
Pagina 190
... regarded the spines of the Orange as stipules , but they are now regarded , no doubt with reason , as aborted branches ( 19,1 ) . Stipules in the form of spines also occur in Ribes oxyacanthoides , some species of Bauhinia ( B ...
... regarded the spines of the Orange as stipules , but they are now regarded , no doubt with reason , as aborted branches ( 19,1 ) . Stipules in the form of spines also occur in Ribes oxyacanthoides , some species of Bauhinia ( B ...
Pagina 202
... regarded by some botanists as stipules , while this has been denied by others ; and the same difference of opinion has existed with reference to the ligule of grasses . I shall presently return to some of these doubtful cases ...
... regarded by some botanists as stipules , while this has been denied by others ; and the same difference of opinion has existed with reference to the ligule of grasses . I shall presently return to some of these doubtful cases ...
Pagina 204
... regarded by Cauvet ( 30 ) , and I think with justice , as a stipule . Colomb ques- tions this , on the ground that these processes receive As already mentioned , however , this does not seem to me a sufficient reason for excluding them ...
... regarded by Cauvet ( 30 ) , and I think with justice , as a stipule . Colomb ques- tions this , on the ground that these processes receive As already mentioned , however , this does not seem to me a sufficient reason for excluding them ...
Pagina 206
... regarded stipules as autonomous organs , analogous to and independent of the leaf . Steinheil ( 4 ) maintained that each lobe was virtually a leaflet , and even a leaf . Turpin's opinion was that ' Les stipules caulinaires sont des ...
... regarded stipules as autonomous organs , analogous to and independent of the leaf . Steinheil ( 4 ) maintained that each lobe was virtually a leaflet , and even a leaf . Turpin's opinion was that ' Les stipules caulinaires sont des ...
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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...