Physiological Botany: An Abridgement of The Students' Guide to Structural, Morphological, and Physiological BotanyD. Appleton and Company, 1886 - 292 páginas |
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Página xi
... SEED 1. The Ovule • Development and Structure • 135 . 135 . 137 . 139 • 140 · 143 · 144 • 144 · . 145 • . 151 · 152 • 152 · 154 Relation of the Hilum , Chalaza , and Micropyle to one another 157 2. The Seed ( 1 ) The Integuments or ...
... SEED 1. The Ovule • Development and Structure • 135 . 135 . 137 . 139 • 140 · 143 · 144 • 144 · . 145 • . 151 · 152 • 152 · 154 Relation of the Hilum , Chalaza , and Micropyle to one another 157 2. The Seed ( 1 ) The Integuments or ...
Página xiii
... of Fruits Ripening of Fruits . 4. Of the Seed Germination • • 249 • 252 · . 257 . 258 258 . 260 . 261 . 262 xiv CONTENTS . CHAPTER IV . SPECIAL PHENOMENA IN THE REPRODUCTIVE ORGANS OF CRYPTOGAMOUS, FLOWERLESS, ACOTYLEDONOUS PLANTS.
... of Fruits Ripening of Fruits . 4. Of the Seed Germination • • 249 • 252 · . 257 . 258 258 . 260 . 261 . 262 xiv CONTENTS . CHAPTER IV . SPECIAL PHENOMENA IN THE REPRODUCTIVE ORGANS OF CRYPTOGAMOUS, FLOWERLESS, ACOTYLEDONOUS PLANTS.
Página 4
... seeds instead of spores , as is the case in all Cryptogamous plants which possess reproductive organs . A seed is es- sentially distinguished from a spore , by containing within itself in a rudimentary condition all the essential parts ...
... seeds instead of spores , as is the case in all Cryptogamous plants which possess reproductive organs . A seed is es- sentially distinguished from a spore , by containing within itself in a rudimentary condition all the essential parts ...
Página 10
... seeds , roots , and other internal and Subterranean organs which are removed from the influence of light . FIG 10. - Cell of the Potato con- taining starch granules . Starch is not only widely distributed through the differ- ent parts ...
... seeds , roots , and other internal and Subterranean organs which are removed from the influence of light . FIG 10. - Cell of the Potato con- taining starch granules . Starch is not only widely distributed through the differ- ent parts ...
Página 13
... seed of the Castor - oil plant ( Ricinus com- munis ) in dilute glycerine , showing large transparent pro- teid or aleurone grains , with crystalloids and rounded glo- boids imbedded in them . ( After Sachs . ) st FIG . 21. - Cells of a ...
... seed of the Castor - oil plant ( Ricinus com- munis ) in dilute glycerine , showing large transparent pro- teid or aleurone grains , with crystalloids and rounded glo- boids imbedded in them . ( After Sachs . ) st FIG . 21. - Cells of a ...
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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
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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.