On Buds and StipulesK. Paul, Trench, Trübner & Company, Limited, 1899 - 239 pagini |
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Pagina 5
... opposite leaves is at first apposed by their edges , which touch all the way round , leaving between them. FIG . 6. - APEX OF SHOOT OF STACHYS SYLVATICA , showing two succes- sive pairs of leaves . Nat . size . FIG . 11. YOUNG SHOOT OF ...
... opposite leaves is at first apposed by their edges , which touch all the way round , leaving between them. FIG . 6. - APEX OF SHOOT OF STACHYS SYLVATICA , showing two succes- sive pairs of leaves . Nat . size . FIG . 11. YOUNG SHOOT OF ...
Pagina 31
... opposite the leaf - base ; L " , next younger leaf pushing out of the bud with its stipules , st " . FIG . 42. The same showing the dorsal aspect of the connate stipules , st ' . they are reddish brown and membranous , and develop early ...
... opposite the leaf - base ; L " , next younger leaf pushing out of the bud with its stipules , st " . FIG . 42. The same showing the dorsal aspect of the connate stipules , st ' . they are reddish brown and membranous , and develop early ...
Pagina 32
... opposite leaves ( figs . 47 , 48 ) . Such stipules are termed ' inter- petiolar . ' FL FIG . 43 . P St St FIG . 44 . ONOBRYCHIS SATIVA , showing stipules ( St ) united for the greater part of their length . FIG . 43. - Side view . FIG ...
... opposite leaves ( figs . 47 , 48 ) . Such stipules are termed ' inter- petiolar . ' FL FIG . 43 . P St St FIG . 44 . ONOBRYCHIS SATIVA , showing stipules ( St ) united for the greater part of their length . FIG . 43. - Side view . FIG ...
Pagina 35
... opposite , oblanceolate or spathulate , tapering to a broad base , sessile , ciliate , especially at the base , which also widens so as closely to sheathe the young bud , thus effectually Choisy , in De Candolle's Prodromus , ix . p ...
... opposite , oblanceolate or spathulate , tapering to a broad base , sessile , ciliate , especially at the base , which also widens so as closely to sheathe the young bud , thus effectually Choisy , in De Candolle's Prodromus , ix . p ...
Pagina 47
... opposite , the leaves are in so many cases alternate . The rudimentary leaf consists of undifferentiated cellular tissue , and does not at first contain any vessels . It is no part of my present intention to deal with this interesting ...
... opposite , the leaves are in so many cases alternate . The rudimentary leaf consists of undifferentiated cellular tissue , and does not at first contain any vessels . It is no part of my present intention to deal with this interesting ...
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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...