An Introduction to BotanyLongman, Orme, Brown, Green, and Longmans, 1839 - 594 páginas |
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Página iii
... organs have emanated , of the laws that regulate the dis- persion and location of species , and of the influence exercised by climate upon their developement ; and , lastly , from botany as now understood , in its most extensive ...
... organs have emanated , of the laws that regulate the dis- persion and location of species , and of the influence exercised by climate upon their developement ; and , lastly , from botany as now understood , in its most extensive ...
Página vi
... organs : systematic arrangements de- pend upon characters arising out of their consider- ation ; and descriptive Botany can have no logical precision until the principles of Organography are exactly settled . A difference of opinion ...
... organs : systematic arrangements de- pend upon characters arising out of their consider- ation ; and descriptive Botany can have no logical precision until the principles of Organography are exactly settled . A difference of opinion ...
Página ix
... Organs Consist of Membrane Fibre · · SECT . I. Cellular Tissue , or Pa- renchyma Membranous Page 1 3 Page Leaf - buds 73 Bulbs 77 Embryo Buds 79 Subterranean Stems 80 - 6 Internal Structure 85 Exogens 86 · Anomalous Exogens 96 Endogens ...
... Organs Consist of Membrane Fibre · · SECT . I. Cellular Tissue , or Pa- renchyma Membranous Page 1 3 Page Leaf - buds 73 Bulbs 77 Embryo Buds 79 Subterranean Stems 80 - 6 Internal Structure 85 Exogens 86 · Anomalous Exogens 96 Endogens ...
Página x
... Organs 289 CHAP . XVI . Colour CHAP . II . Elementary Organs 296 CHAP . III . Symmetry - 302 CHAP . IV . Root 304 CHAP . V. Stem and Origin of Wood 309 CHAP . VI . Leaves - 324 CHAP . VII . Bracts 330 CHAP . VIII . Fertilisation Calyx ...
... Organs 289 CHAP . XVI . Colour CHAP . II . Elementary Organs 296 CHAP . III . Symmetry - 302 CHAP . IV . Root 304 CHAP . V. Stem and Origin of Wood 309 CHAP . VI . Leaves - 324 CHAP . VII . Bracts 330 CHAP . VIII . Fertilisation Calyx ...
Página 1
... Organs : they are the Simi- lary parts of Grew . The chemical basis of the elementary organs has been found to be oxygen , hydrogen , and carbon , with occasionally nitrogen or azote , combined in various proportions : their organic ...
... Organs : they are the Simi- lary parts of Grew . The chemical basis of the elementary organs has been found to be oxygen , hydrogen , and carbon , with occasionally nitrogen or azote , combined in various proportions : their organic ...
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Palavras e frases frequentes
Adolphe Brongniart albumen anther apex appears axis bark base become body botanists Botany bracts branches buds bundles called calyx Cand Candolle carbonic acid carpels cause cavity cells cellular tissue centre chalaza character colour common considered consists containing corolla cotyledons cyclosis developement dicotyledons direction disk distinct Dutrochet elongated embryo epidermis exist external extremity fibres filament fleshy flowers fluid foramen fruit glands grains green growing hairs hilum inches integument kind latex layers leaf leaflets leaves light Linnæus lobes margin matter medullary rays membrane Mirbel monocotyledons nature nitrogen nucleus observed organs ovarium ovary ovule oxygen parenchyma pericarp petals petiole pistil pith placenta plants Plate plumula pollen pollen tube produced quantity radicle Raphides remarked roots round seeds separate side sometimes species specimens spiral vessels stamens stem stigma stomates structure substance surface term terminating tion tree tubes vascular vegetable veins wood woody tissue yellow
Passagens conhecidas
Página 593 - Dr. Ure's Dictionary of Arts, Manufactures, and Mines : Containing a clear Exposition of their Principles and Practice.