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 113
... fertilization . When there is a definite relation existing between the long and short stamens with respect to number , certain names are applied to indicate such forms of regularity . When there are six stamens to the flower , of which ...
... fertilization . When there is a definite relation existing between the long and short stamens with respect to number , certain names are applied to indicate such forms of regularity . When there are six stamens to the flower , of which ...
Página 117
... fertilizing the ovules . Sometimes The pollen of all Angiospermous plants is a simple cell as above described , but in Gymnospermous plants it con- tains other small cells , which adhere to the inside of its internal membrane close to ...
... fertilizing the ovules . Sometimes The pollen of all Angiospermous plants is a simple cell as above described , but in Gymnospermous plants it con- tains other small cells , which adhere to the inside of its internal membrane close to ...
Página 122
... fertilization , the center of the style is filled with very loose humid tissue ; this has received the name of conduct- ing tissue , because from its loose nature and nourishing properties it serves to conduct ( as it were ) the pollen ...
... fertilization , the center of the style is filled with very loose humid tissue ; this has received the name of conduct- ing tissue , because from its loose nature and nourishing properties it serves to conduct ( as it were ) the pollen ...
Página 123
... fertilization ; and the flower receives corresponding names accordingly . In a syncarpous pistil , the number of the styles , or of the stigmas if the styles are absent , is also defined in a similar way . Thus , a flower with one ...
... fertilization ; and the flower receives corresponding names accordingly . In a syncarpous pistil , the number of the styles , or of the stigmas if the styles are absent , is also defined in a similar way . Thus , a flower with one ...
Página 125
... Here the ovary , after fertilization , is divided by a number of transverse dissepiments , which are projections from its walls . Others are vertical , as in Cru- 126 ONE - CELLED OVARY . ciferous plants , where (1) The Ovary.
... Here the ovary , after fertilization , is divided by a number of transverse dissepiments , which are projections from its walls . Others are vertical , as in Cru- 126 ONE - CELLED OVARY . ciferous plants , where (1) The Ovary.
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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.