An Introduction to BotanyLongman, 1839 - 594 páginas |
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Página 4
... fibres completely conso- lidated , or of molecules originally disposed in a spiral direc- tion , as Raspail supposes . ( Chim . Org . p . 85. ) In the membrane of certain plants , as in the liber of the Oleander , in Vinca minor , and ...
... fibres completely conso- lidated , or of molecules originally disposed in a spiral direc- tion , as Raspail supposes . ( Chim . Org . p . 85. ) In the membrane of certain plants , as in the liber of the Oleander , in Vinca minor , and ...
Página 15
... fibres twisted spirally . ( Fig . 3. a , p . 9. ) In November , 1827 , I described the tissue of Maurandya Bar- clayana as consisting of bladders formed of spiral threads crossing each other , interlaced from the base to the apex , and ...
... fibres twisted spirally . ( Fig . 3. a , p . 9. ) In November , 1827 , I described the tissue of Maurandya Bar- clayana as consisting of bladders formed of spiral threads crossing each other , interlaced from the base to the apex , and ...
Página 16
... Fibres twisted spirally , adhering to a spheroidal or angu- lar membrane , and often anastomosing irregularly , without the spires touching each other . ( Plate I. fig . 12. ) This is what is found in Oncidium altissimum leaves , in the ...
... Fibres twisted spirally , adhering to a spheroidal or angu- lar membrane , and often anastomosing irregularly , without the spires touching each other . ( Plate I. fig . 12. ) This is what is found in Oncidium altissimum leaves , in the ...
Página 17
... Fibres running spirally close together , except at certain places where they separate and leave between them small spaces , which appear like dots . 4. Fibres running spirally , but completely grown together , except at certain spaces ...
... Fibres running spirally close together , except at certain places where they separate and leave between them small spaces , which appear like dots . 4. Fibres running spirally , but completely grown together , except at certain spaces ...
Página 18
... Fibres short , straight , and radiating , so as to form little starlike appearances , found in the lining of the anthers of Polygala Chamæbuxus , & c . by Purkinje . ( Plate I. fig . 19. ) 3. Fibres originating in a circle , curving ...
... Fibres short , straight , and radiating , so as to form little starlike appearances , found in the lining of the anthers of Polygala Chamæbuxus , & c . by Purkinje . ( Plate I. fig . 19. ) 3. Fibres originating in a circle , curving ...
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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 cloth colour common consists containing corolla cotyledons cyclosis developement dicotyledons direction disk Dutrochet Edition embryo epidermis exist 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 Loudon 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 species specimens spiral vessels stamens stem stigma stomates structure substance surface term terminating tion tree tubes vascular vegetable veins wood woody tissue yellow