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 vi
... inner and minute mechanism and activities of plants , as is now recognized to be need- ful in general education . In the Introduction to her " Descriptive Bot- any , " published last year , after explaining and en- forcing the reasons ...
... inner and minute mechanism and activities of plants , as is now recognized to be need- ful in general education . In the Introduction to her " Descriptive Bot- any , " published last year , after explaining and en- forcing the reasons ...
Página vii
... inner processes of plant - life are clearly far less open to inspection , and we have to rely more upon illustrations and explanations . Physiological botany is therefore better adapted for school - room exercises . But , while it is ...
... inner processes of plant - life are clearly far less open to inspection , and we have to rely more upon illustrations and explanations . Physiological botany is therefore better adapted for school - room exercises . But , while it is ...
Página 6
... inner wall , by slender threads or bands of the same substance , p ' , p ' . As the cell continues to enlarge , these vacuoles coalesce and form a single central sap- cavity , s , s , and the protoplasm is then confined to a thin layer ...
... inner wall , by slender threads or bands of the same substance , p ' , p ' . As the cell continues to enlarge , these vacuoles coalesce and form a single central sap- cavity , s , s , and the protoplasm is then confined to a thin layer ...
Página 7
... inner granu- lar portion which is known as the endoplasm . According to Sachs , that matter only ought to be regarded as proto- plasm which is perfectly transparent , and the granules where they occur are to be looked upon as " probably ...
... inner granu- lar portion which is known as the endoplasm . According to Sachs , that matter only ought to be regarded as proto- plasm which is perfectly transparent , and the granules where they occur are to be looked upon as " probably ...
Página 13
... inner bark of the Locust tree , or far more commonly there are a number of crystals in the same cell . In the latter case they are usually either placed side by side , as in the stem of Rumex ( Fig . 18 ) ; or in groups radiating from a ...
... inner bark of the Locust tree , or far more commonly there are a number of crystals in the same cell . In the latter case they are usually either placed side by side , as in the stem of Rumex ( Fig . 18 ) ; or in groups radiating from a ...
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.