Physiological Botany: An Abridgement of The Students' Guide to Structural, Morphological, and Physiological BotanyD. Appleton and Company, 1886 - 292 páginas |
Dentro del libro
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Página vii
... wood - cuts of Professor Bentley's book , together with the right to edit and publish the volume . It was too large for popular use , and the editing has consisted mainly in lessening its size . In making the changes that have been ...
... wood - cuts of Professor Bentley's book , together with the right to edit and publish the volume . It was too large for popular use , and the editing has consisted mainly in lessening its size . In making the changes that have been ...
Página 3
... wood - cells met with in higher plants . Still ascending , we find in the Club - mosses , Pepper - worts , Horse- tails , and Ferns , a continued ad- vancement in complexity of struct- ure ; vessels of different kinds make their ...
... wood - cells met with in higher plants . Still ascending , we find in the Club - mosses , Pepper - worts , Horse- tails , and Ferns , a continued ad- vancement in complexity of struct- ure ; vessels of different kinds make their ...
Página 6
... wood and bark are of use only in virtue of their physical properties , as , for example , giving firmness and acting as protecting envelopes to the living cells beneath , and in other ways . 1. The Cell - Wall ( Figs . 8 , a , and 9 , h ) ...
... wood and bark are of use only in virtue of their physical properties , as , for example , giving firmness and acting as protecting envelopes to the living cells beneath , and in other ways . 1. The Cell - Wall ( Figs . 8 , a , and 9 , h ) ...
Página 18
... wood- cells of certain trees , etc. , we find , in addition to the or- dinary pits , large circular disks which encircle them , so that each pit looks as if it had a ring surrounding it ( Fig . 32 ) ; hence , such cells have been termed ...
... wood- cells of certain trees , etc. , we find , in addition to the or- dinary pits , large circular disks which encircle them , so that each pit looks as if it had a ring surrounding it ( Fig . 32 ) ; hence , such cells have been termed ...
Página 19
... Wood - cells of the Yew ( Taxus baccata ) . ( After Mohl . ) fiber or fibers developed in addition to the pits ; such cells have been called tracheides . SECTION 2 . OF THE KINDS OF CELLS AND THEIR CON- NECTION WITH ONE ANOTHER . By the ...
... Wood - cells of the Yew ( Taxus baccata ) . ( After Mohl . ) fiber or fibers developed in addition to the pits ; such cells have been called tracheides . SECTION 2 . OF THE KINDS OF CELLS AND THEIR CON- NECTION WITH ONE ANOTHER . By the ...
Otras ediciones - Ver todas
The Student's Guide to Structural, Morphological and Physiological Botany Robert Bentley Sin vista previa disponible - 2016 |
The Student's Guide to Structural, Morphological and Physiological Botany Robert Bentley Sin vista previa disponible - 2016 |
Términos y frases comunes
absorption æstivation albumen anther antheridia antherozoids apex appearance archegonia arranged axil bark base becomes bracts branches buds called calyx carbon dioxide carpels cavity cell-wall cells Fig cellular chalaza chlorophyl coat color commonly compound consists contain corolla cotyledons cyme dehiscence described developed Dicotyledonous dissepiments elongated embryo embryo-sac epidermis external fertilization fibro-vascular bundles filaments fleshy floral flower-buds flowers fluid frequently fruit glands granules green grow growth hairs hence hilum inclosed indehiscent inflorescence inner kind layer leaf leaves less lobes matters medullary membrane micropyle Monocotyledonous nature nucleus occur organs outer ovary ovule oxygen parenchyma pericarp petals petiole pistil pith pitted placenta plants pollen pollen-cells portion primary axis produced protoplasm radicle reproductive roots seeds sepals species spiral vessels sporangium spores stalk stamens starch stem stigma stomata structure style substance surface sutures takes place termed terminal thalamus Thallophytes thickened tion tissue transverse usually valves vary walls whorls wood wood-cells
Pasajes populares
Página ii - Society, etc.; and JB HOLDER, MD, Curator of Zoology of American Museum of Natural History, Central Park, New York. 12mo, 385 pages. A COMPEND OF GEOLOGY. By JOSEPH LE CONTE, Professor of Geology and Natural History in the University of California; author of "Elements of Geology,
Página 223 - ... bundles ; or the increased size of the coming leaf-bud will snap them ; or if these causes are not in operation, a gust of wind, a heavy shower, or even the simple weight of the lamina, will be enough to disrupt the small connexions, and send the suicidal member to its grave. " Such is the history of the fall of the leaf.
Página vi - Descriptive Botany," by Eliza A. Youmans. Designed to give an elementary account of Structural and Physiological Botany, or of the inner and minute mechanism and activities of plants. It treats of what the parts of a plant are built up, and what functions they perform In its history as a living being.