On Buds and StipulesK. Paul, Trench, Trübner & Company, Limited, 1899 - 239 pagini |
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Pagina xiii
... sheath and Axillary Buds . 38 55 56 57 58 87 88 51-54 Leaves of Exochorda Viburnum Opulus ( after Bentham ) Bud of Viburnum Opulus Growing - point of Rose 59-63 Leaf Development in Aucuba japonica . 64-79 Leaf Development in Common ...
... sheath and Axillary Buds . 38 55 56 57 58 87 88 51-54 Leaves of Exochorda Viburnum Opulus ( after Bentham ) Bud of Viburnum Opulus Growing - point of Rose 59-63 Leaf Development in Aucuba japonica . 64-79 Leaf Development in Common ...
Pagina 6
... sheath 3-5 cm . long , which remains green after the stem it encloses has become ripened and brown . The middle line of the sheath -- that is , the line of junction of the two leaves - becomes brown with age while the thicker portion is ...
... sheath 3-5 cm . long , which remains green after the stem it encloses has become ripened and brown . The middle line of the sheath -- that is , the line of junction of the two leaves - becomes brown with age while the thicker portion is ...
Pagina 31
... in the Pondweed ( Potamogeton ) ( fig . 45 ) and in the Knot- weeds ( Polygonum ) ( fig . 46 ) , where they form the sheath , called technically an ocrea . The Hop also has connate stipules , but in this ON STIPULES 31.
... in the Pondweed ( Potamogeton ) ( fig . 45 ) and in the Knot- weeds ( Polygonum ) ( fig . 46 ) , where they form the sheath , called technically an ocrea . The Hop also has connate stipules , but in this ON STIPULES 31.
Pagina 32
... leaves , but connate at the base , forming a sheath , which envelops the base of the leaves . De Candolle observes that the existence of stipules ' paraît liée assez intimément avec la symétrie générale des 32 BUDS AND STIPULES.
... leaves , but connate at the base , forming a sheath , which envelops the base of the leaves . De Candolle observes that the existence of stipules ' paraît liée assez intimément avec la symétrie générale des 32 BUDS AND STIPULES.
Pagina 37
... sheath . It may , however , be objected that this is hardly a case in point , because none of the species of Cistus ... sheaths of leaves ; A , A , axillary shoots . There are , however , as already mentioned , some other families of ...
... sheath . It may , however , be objected that this is hardly a case in point , because none of the species of Cistus ... sheaths of leaves ; A , A , axillary shoots . There are , however , as already mentioned , some other families of ...
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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...