An Introduction to BotanyLongman, Orme, Brown, Green, and Longmans, 1839 - 594 sidor |
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Sida 8
... simple cell , ( according to Morren of an amylaceous granule ) however different they may be from each other in station , function , or appearance . For , in the first place , we find them all deve- loped in bodies that originally ...
... simple cell , ( according to Morren of an amylaceous granule ) however different they may be from each other in station , function , or appearance . For , in the first place , we find them all deve- loped in bodies that originally ...
Sida 18
... simple . He regards Corda's statements to the contrary ( Ueber Spiralfaserzellen , 7. and 8. ) , as formed upon imperfect observations . He says that cells always attain their full size before the fibre appears , and he regards its ...
... simple . He regards Corda's statements to the contrary ( Ueber Spiralfaserzellen , 7. and 8. ) , as formed upon imperfect observations . He says that cells always attain their full size before the fibre appears , and he regards its ...
Sida 27
... simple membranous tubes tapering to each end , but often ending abruptly , either having a fibre gener- ated spirally in the inside , or having their walls marked by transverse bars arranged more or less in a spiral direction . Such ...
... simple membranous tubes tapering to each end , but often ending abruptly , either having a fibre gener- ated spirally in the inside , or having their walls marked by transverse bars arranged more or less in a spiral direction . Such ...
Sida 30
... simple , in the latter compound . The simple is the most common . ( Plate II . fig . 9. ) Kieser finds from two to nine fibres in the Ba- De la Chesnaye as many as twenty - two in the same plant . There are four in Nepenthes ( Plate II ...
... simple , in the latter compound . The simple is the most common . ( Plate II . fig . 9. ) Kieser finds from two to nine fibres in the Ba- De la Chesnaye as many as twenty - two in the same plant . There are four in Nepenthes ( Plate II ...
Sida 38
... simple intercellular pas- sages are dilated by the secretions they receive , and either increase unusually in size , or rupture the coats of the neigh- bouring tissue ; by which means cavities are formed , replete with the sap altered ...
... simple intercellular pas- sages are dilated by the secretions they receive , and either increase unusually in size , or rupture the coats of the neigh- bouring tissue ; by which means cavities are formed , replete with the sap altered ...
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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
Populära avsnitt
Sida 593 - Dr. Ure's Dictionary of Arts, Manufactures, and Mines : Containing a clear Exposition of their Principles and Practice.