On Buds and StipulesK. Paul, Trench, Trübner & Company, Limited, 1899 - 239 pagini |
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Pagina 9
... seems to have been the first to notice , namely , that the terminal buds die , and that very early . Fig . 10 represents a twig of Lime drawn at the end of May ; the terminal shoot and stipules ( St ) are very small , and easily drop ...
... seems to have been the first to notice , namely , that the terminal buds die , and that very early . Fig . 10 represents a twig of Lime drawn at the end of May ; the terminal shoot and stipules ( St ) are very small , and easily drop ...
Pagina 12
... seems a FLOWER . Two thirds nat . difficulty ; but on looking closer the difficulty vanishes , for while the cotyledons of the Mustard are folded , this is not the case with those of the Wallflower , which lie flat in , and conform to ...
... seems a FLOWER . Two thirds nat . difficulty ; but on looking closer the difficulty vanishes , for while the cotyledons of the Mustard are folded , this is not the case with those of the Wallflower , which lie flat in , and conform to ...
Pagina 14
... early develop- ment of the petiole . The young stages in the develop- ment of the leaf are shown in figs . 17 and 18 . Here it seems obvious that the peculiar form of the leaf is due to the form and arrangement of the 14 BUDS AND STIPULES.
... early develop- ment of the petiole . The young stages in the develop- ment of the leaf are shown in figs . 17 and 18 . Here it seems obvious that the peculiar form of the leaf is due to the form and arrangement of the 14 BUDS AND STIPULES.
Pagina 21
... seem to be of general interest . FIG . 23. - SHOOT OF HELIANTHEMUM CELANDICUM . Slightly enlarged . Fig . 22 ... seems to have been the first who mentions these organs , which he terms ( p . 29 ) ' folia caduca , ' in opposition ...
... seem to be of general interest . FIG . 23. - SHOOT OF HELIANTHEMUM CELANDICUM . Slightly enlarged . Fig . 22 ... seems to have been the first who mentions these organs , which he terms ( p . 29 ) ' folia caduca , ' in opposition ...
Pagina 36
... seems , then , quite obvious , so far as the Rock Roses ( Helianthemum ) are concerned . Let us now see whether the conformation of other species supports this view . In the allied genus Cistus , which has no stipules , the petiole is ...
... seems , then , quite obvious , so far as the Rock Roses ( Helianthemum ) are concerned . Let us now see whether the conformation of other species supports this view . In the allied genus Cistus , which has no stipules , the petiole is ...
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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...