An Introduction to BotanyLongman, Orme, Brown, Green, and Longmans, 1839 - 594 páginas |
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Página v
... distinct idea of the nature of that evidence . Another and not less important purpose has been to demonstrate , by a series of well - connected proofs , that in no department of natural history are the sim- plicity and harmony that ...
... distinct idea of the nature of that evidence . Another and not less important purpose has been to demonstrate , by a series of well - connected proofs , that in no department of natural history are the sim- plicity and harmony that ...
Página 1
... distinct bodies . These bodies constitute what is called Vegetable Tissue , or Elementary 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 ...
... distinct bodies . These bodies constitute what is called Vegetable Tissue , or Elementary 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 ...
Página 5
... distinct rim to them ; but this idea , which originated in imperfect observation with illcon- structed glasses , is now generally abandoned . Different ex- planations have been given of the nature of the supposed pores . Dutrochet ...
... distinct rim to them ; but this idea , which originated in imperfect observation with illcon- structed glasses , is now generally abandoned . Different ex- planations have been given of the nature of the supposed pores . Dutrochet ...
Página 9
... distinct in their origin . SECT . I. Of Cellular Tissue , or Parenchyma . CELLULAR , UTRICULAR , or VESICULAR tissue , generally consists of little bladders or vesicles of various figures , ad- hering together in masses . It is ...
... distinct in their origin . SECT . I. Of Cellular Tissue , or Parenchyma . CELLULAR , UTRICULAR , or VESICULAR tissue , generally consists of little bladders or vesicles of various figures , ad- hering together in masses . It is ...
Página 18
... distinct from its neigh- bour , and having its point hooked , so that the whole has some resemblance to the teeth of a currycomb , in the anthers of Campanula ; first noticed by Purkinje . ( Plate I. fig . 18. ) 5. Fibres forming ...
... distinct from its neigh- bour , and having its point hooked , so that the whole has some resemblance to the teeth of a currycomb , in the anthers of Campanula ; first noticed by Purkinje . ( Plate I. fig . 18. ) 5. Fibres forming ...
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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
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