On Buds and StipulesK. Paul, Trench, Trübner & Company, Limited, 1899 - 239 pagini |
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Pagina 10
... lateral bud or buds which develop , but in some cases , as in Viburnum Opulus ( the Guelder Rose ) , Gymnocladus , & c . , these also perish , and as a rule only the lower ones grow , and the upper part of the stem dies back . The ...
... lateral bud or buds which develop , but in some cases , as in Viburnum Opulus ( the Guelder Rose ) , Gymnocladus , & c . , these also perish , and as a rule only the lower ones grow , and the upper part of the stem dies back . The ...
Pagina 25
... lateral bud . Stipules are sometimes situated on the leaf - base , sometimes at the foot of the leaf - base , sometimes on the stem just below the leaf - base . In the Dwarf Elder ( Sambucus Ebulus ) they are comparatively large ; while ...
... lateral bud . Stipules are sometimes situated on the leaf - base , sometimes at the foot of the leaf - base , sometimes on the stem just below the leaf - base . In the Dwarf Elder ( Sambucus Ebulus ) they are comparatively large ; while ...
Pagina 38
... , however , is concave and am- plexicaul , and the winter - bud is covered with a number of broadly triangular brown scales , some of which show indications of being tridentate at the apex . These lateral 38 BUDS AND STIPULES.
... , however , is concave and am- plexicaul , and the winter - bud is covered with a number of broadly triangular brown scales , some of which show indications of being tridentate at the apex . These lateral 38 BUDS AND STIPULES.
Pagina 39
Sir John Lubbock. indications of being tridentate at the apex . These lateral teeth are probably evidence of the former exist- 51 St 53 US US W 52 54 LEAVES OF EXOCHORDA . FIG . 51. - Leaf of Exochorda grandiflora , nat . size . FIG . 52 ...
Sir John Lubbock. indications of being tridentate at the apex . These lateral teeth are probably evidence of the former exist- 51 St 53 US US W 52 54 LEAVES OF EXOCHORDA . FIG . 51. - Leaf of Exochorda grandiflora , nat . size . FIG . 52 ...
Pagina 44
... lateral veins . The LL remaining veins , then , and the mem- brane connecting them , will gradually be reduced , and ultimately disappear . In V. Opulus , as is shown in the figure ( fig . 57 ) , there is a space left be- VIBURNUM OPU ...
... lateral veins . The LL remaining veins , then , and the mem- brane connecting them , will gradually be reduced , and ultimately disappear . In V. Opulus , as is shown in the figure ( fig . 57 ) , there is a space left be- VIBURNUM OPU ...
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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...