On Buds and StipulesK. Paul, Trench, Trübner & Company, Limited, 1899 - 239 pagini |
Din interiorul cărții
Rezultatele 1 - 5 din 71
Pagina 4
... pair ( B ) . ment well , as the leaves are often drawn to one side or the other by the light . But Mr. Potter , who has had the opportunity of examining many species in a wild state , found that they were always more or less arranged as ...
... pair ( B ) . ment well , as the leaves are often drawn to one side or the other by the light . But Mr. Potter , who has had the opportunity of examining many species in a wild state , found that they were always more or less arranged as ...
Pagina 5
... pair of leaves , connate , and sheathing in their lower half ; p , from this point to the base the leaves are attached to the axis , and axillary buds arise exactly at this place ; a , axis ; yl , next younger pair of leaves . where the ...
... pair of leaves , connate , and sheathing in their lower half ; p , from this point to the base the leaves are attached to the axis , and axillary buds arise exactly at this place ; a , axis ; yl , next younger pair of leaves . where the ...
Pagina 6
... pair are enclosed ; they in their turn surround the third , and so on . Mesembryanthemum blandum has the leaves oppo- site , triquetrous , 3-5 cm . long , rounded on the dorsal edge , very shallowly grooved on the upper surface , FIG ...
... pair are enclosed ; they in their turn surround the third , and so on . Mesembryanthemum blandum has the leaves oppo- site , triquetrous , 3-5 cm . long , rounded on the dorsal edge , very shallowly grooved on the upper surface , FIG ...
Pagina 14
... stipules of its predeces- These are in Liriodendron oval , or in form resembling a shallow dish or spoon , so that when placed face to face they form a hollow almond - shaped box . Inside this lies the next younger pair of stipules ...
... stipules of its predeces- These are in Liriodendron oval , or in form resembling a shallow dish or spoon , so that when placed face to face they form a hollow almond - shaped box . Inside this lies the next younger pair of stipules ...
Pagina 22
... stipules ; B , axillary bud . FIG . 25. - LEAF OF PORTUGAL LAUREL . One - third nat . size . St , St , stipules . The Peach ( fig . 24 ) and Portugal Laurel ( fig . 25 ) are good examples of a typical simple leaf with a pair of stipules ...
... stipules ; B , axillary bud . FIG . 25. - LEAF OF PORTUGAL LAUREL . One - third nat . size . St , St , stipules . The Peach ( fig . 24 ) and Portugal Laurel ( fig . 25 ) are good examples of a typical simple leaf with a pair of stipules ...
Alte ediții - Afișează-le pe toate
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...