On Buds and StipulesK. Paul, Trench, Trübner & Company, Limited, 1899 - 239 pagini |
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... NERVES . By Prof. J. ROSENTHAL . Fourth Edition . With 75 Illustrations . XXXIII . SIGHT : an Exposition of the Principles of Monocular and Binocular Vision . By JOSEPH LE CONTE , LL.D. Third Edition . With 132 Illustrations . XXXIV ...
... NERVES . By Prof. J. ROSENTHAL . Fourth Edition . With 75 Illustrations . XXXIII . SIGHT : an Exposition of the Principles of Monocular and Binocular Vision . By JOSEPH LE CONTE , LL.D. Third Edition . With 132 Illustrations . XXXIV ...
Pagina 58
... they are nearer together at the base , the upper leaflets are the older and the lower ones younger . Thus , a growing leaf of Asclepias syriaca may have six pairs of lateral nerves in the upper half of the 58 BUDS AND STIPULES.
... they are nearer together at the base , the upper leaflets are the older and the lower ones younger . Thus , a growing leaf of Asclepias syriaca may have six pairs of lateral nerves in the upper half of the 58 BUDS AND STIPULES.
Pagina 59
Sir John Lubbock. pairs of lateral nerves in the upper half of the leaf and eighteen in the lower . In the perfect leaf , on the contrary , each half bears thirteen . In some cases , however , the growth of the leaf as a whole and that ...
Sir John Lubbock. pairs of lateral nerves in the upper half of the leaf and eighteen in the lower . In the perfect leaf , on the contrary , each half bears thirteen . In some cases , however , the growth of the leaf as a whole and that ...
Pagina 84
... nerves in the sheathing base , which appears to consist of stipules adnate to the base of the petiole . In Petteria ramentacea ( figs . 129 , 130 ) the stipules are at first small and obtuse . They have a covering of hair , and are ...
... nerves in the sheathing base , which appears to consist of stipules adnate to the base of the petiole . In Petteria ramentacea ( figs . 129 , 130 ) the stipules are at first small and obtuse . They have a covering of hair , and are ...
Pagina 101
... nerves . The leaf in connection with the second pair is lanceolate - oblong , acute , serrate , glandular , and plicate along the course of the ascending nerves . It is more or less folded over the younger members of the bud . All the ...
... nerves . The leaf in connection with the second pair is lanceolate - oblong , acute , serrate , glandular , and plicate along the course of the ascending nerves . It is more or less folded over the younger members of the bud . All the ...
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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...