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 xii
... division • ( 2 ) Absorption and Transmission of Fluids ( 3 ) Movements of the Cell - contents • 194 194 • 194 195 . 196 . 199 . 201 ( 4 ) Elaboration of the Cell - contents 2. Functions of Prosenchymatous Cells 3. Functions of Vessels 4 ...
... division • ( 2 ) Absorption and Transmission of Fluids ( 3 ) Movements of the Cell - contents • 194 194 • 194 195 . 196 . 199 . 201 ( 4 ) Elaboration of the Cell - contents 2. Functions of Prosenchymatous Cells 3. Functions of Vessels 4 ...
Página 1
... division of their cells only ; but a little higher in the scale we meet with plants in which certain of their cells perform the function of nutrition , while others are set apart for the purpose of reproduction . Thus , in the FIG . 2 ...
... division of their cells only ; but a little higher in the scale we meet with plants in which certain of their cells perform the function of nutrition , while others are set apart for the purpose of reproduction . Thus , in the FIG . 2 ...
Página 4
... divisions , called respectively the Angiospermia and the Gymnospermia : the former including those plants in which the ovules are inclosed in a case called an ovary ; and the latter , such plants as the Fir , in which the ovules are ...
... divisions , called respectively the Angiospermia and the Gymnospermia : the former including those plants in which the ovules are inclosed in a case called an ovary ; and the latter , such plants as the Fir , in which the ovules are ...
Página 24
... divisions and form a cellular mass which may completely fill it — to this intra- cellular tissue the name of tyloses has been given . It may be well observed in the wood of the Oak . b . Spiral Vessels . — This name is applied to ...
... divisions and form a cellular mass which may completely fill it — to this intra- cellular tissue the name of tyloses has been given . It may be well observed in the wood of the Oak . b . Spiral Vessels . — This name is applied to ...
Página 31
... divisions of stellate hairs are closely connected by cuticle or otherwise they form scales or scurf . When the hairs are composed of cells which are short , and have their inner walls thickened , so that they form stiffened processes ...
... divisions of stellate hairs are closely connected by cuticle or otherwise they form scales or scurf . When the hairs are composed of cells which are short , and have their inner walls thickened , so that they form stiffened processes ...
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.