An Introduction to BotanyLongman, Orme, Brown, Green, and Longmans, 1839 - 594 páginas |
No interior do livro
Resultados 1-5 de 44
Página 3
... lines upon its section which are represented so uniformly by the German anatomists . There can , however , be no doubt that the membrane of the woody tubes of the fig . 1 . liber is in many plants thickened successively by the deposit ...
... lines upon its section which are represented so uniformly by the German anatomists . There can , however , be no doubt that the membrane of the woody tubes of the fig . 1 . liber is in many plants thickened successively by the deposit ...
Página 4
... lines , some of which turn to the right , others to the left , thus dividing the surface into a number of minute rhomboidal spaces . Mohl , however , who has made this observation , does not therefore consider with Grew that the ...
... lines , some of which turn to the right , others to the left , thus dividing the surface into a number of minute rhomboidal spaces . Mohl , however , who has made this observation , does not therefore consider with Grew that the ...
Página 12
... line of insertion , which contraction is directed towards the interior of the cell , and chokes up the green matter ... lines per hour , and even as much as from four to five inches per day . But the most remarkable instances of this ...
... line of insertion , which contraction is directed towards the interior of the cell , and chokes up the green matter ... lines per hour , and even as much as from four to five inches per day . But the most remarkable instances of this ...
Página 13
... line in diameter , he found the larger cells of a line broad , which , in an older branch of the same plant , 2 lines in diameter , the larger cells were of a line broad ; hence it was evident that the growth of the branch depended upon ...
... line in diameter , he found the larger cells of a line broad , which , in an older branch of the same plant , 2 lines in diameter , the larger cells were of a line broad ; hence it was evident that the growth of the branch depended upon ...
Página 17
... lines round three of the sides of prismatical right - angled cells , in the anthers of Nymphæaceæ , & c . 7. Fibres ... line the anther of the common gourd are continuous membranes till just before the expansion of the flower , when they ...
... lines round three of the sides of prismatical right - angled cells , in the anthers of Nymphæaceæ , & c . 7. Fibres ... line the anther of the common gourd are continuous membranes till just before the expansion of the flower , when they ...
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.