An Introduction to BotanyLongman, Orme, Brown, Green, and Longmans, 1839 - 594 páginas |
No interior do livro
Resultados 1-5 de 93
Página 11
... manner in which cellular tissue is generated and grows , would appear to differ in different plants . Amici says that the new tubes of Chara appear like young buds , from the points or axils of pre - existing tubes , an observation ...
... manner in which cellular tissue is generated and grows , would appear to differ in different plants . Amici says that the new tubes of Chara appear like young buds , from the points or axils of pre - existing tubes , an observation ...
Página 12
... manner into two other cells , the terminal of which alone lengthens , to be again bisected in its turn . Schleiden's ideas as to the origin of cells are still different from all these : see page 20 . The bladders develope , in some ...
... manner into two other cells , the terminal of which alone lengthens , to be again bisected in its turn . Schleiden's ideas as to the origin of cells are still different from all these : see page 20 . The bladders develope , in some ...
Página 34
... manner be considered as spiral vessels , whose internal spire , instead of snapping into short lengths as the membrane extends , accommodates itself to the growth of the latter by separating its coils , which thus gain an irregular ...
... manner be considered as spiral vessels , whose internal spire , instead of snapping into short lengths as the membrane extends , accommodates itself to the growth of the latter by separating its coils , which thus gain an irregular ...
Página 46
... manner unknown to chemists , into sugar or gum . Sugar makes its appearance as a transparent fluid , which seems as clear as water , is not rendered turbid by alcohol , and is coloured by tincture of iodine , according to the greater or ...
... manner unknown to chemists , into sugar or gum . Sugar makes its appearance as a transparent fluid , which seems as clear as water , is not rendered turbid by alcohol , and is coloured by tincture of iodine , according to the greater or ...
Página 48
... manner in which they are combined into those masses which constitute the external or compound organs , or in other words the parts which present themselves to us under the form of roots , stems , leaves , flowers , and fruit , and which ...
... manner in which they are combined into those masses which constitute the external or compound organs , or in other words the parts which present themselves to us under the form of roots , stems , leaves , flowers , and fruit , and which ...
Outras edições - Ver tudo
Palavras e frases frequentes
Adolphe Brongniart anther apex appears arranged axis bark base become bladders body botanists bracts branches brown buds bundles called calyx Candolle carbonic acid carpels cavity cells cellular tissue centre chalaza colour colourless common considered consists corolla cotyledons dehiscence developement dicotyledons direction disk dissepiments distinct Dutrochet elongated embryo Endogens epidermis exist Exogens external extremity fibres fleshy flowers fluid fruit glands grains granules green growing hairs hilum indehiscent inflorescence integument kind layers leaf leaflets leaves Linnæus lobes margin matter medullary rays membrane midrib Mirb Mirbel modifications Mohl monocotyledons nature nucleus observations organs ovary ovule oxygen parenchyma peculiar pericarp petals petiole pistil pith placenta plants Plate pollen produced quantity radicle receptacle remarkable roots round seeds separate side sometimes species spiral vessels sporangium stamens stem stigma stomates structure substance surface term terminating tion tree tubes valves vascular vegetable veins wood woody tissue yellow
Passagens conhecidas
Página 597 - Howitt. — VISITS TO REMARKABLE PLACES. Old Halls, Battle-Fields, Scenes, illustrative of Striking Passages in English History and Poetry. By WILLIAM HOWITT. With 80 Illustrations.
Página 597 - Boy's Country Book: Being the Real Life of a Country Boy, written by himself; exhibiting all the Amusements, Pleasures, and Pursuits of Children in the Country. New Edition ; with 40 Woodcuts. Fcp. 8vo. price 6s. Howitt. -The Rural Life of England.