An Introduction to BotanyLongman, 1839 - 594 psl. |
Knygos viduje
Rezultatai 1–5 iš 80
19 psl.
... centre of some of the bladders of the cellular tissue of many plants there is a roundish nucleus , apparently consisting of granular matter , the nature of which is unknown . It was originally remarked by Francis Bauer , in the vesicles ...
... centre of some of the bladders of the cellular tissue of many plants there is a roundish nucleus , apparently consisting of granular matter , the nature of which is unknown . It was originally remarked by Francis Bauer , in the vesicles ...
25 psl.
... centre ( Plate II . fig . 3. ) , which last is what has been described as a pore , the vesicle itself being considered a thickened rim . O ( 0 ) G ( o fig . 8 . O O O O O Kieser figures the glands as pores in Pine- wood ( fig . 8 ...
... centre ( Plate II . fig . 3. ) , which last is what has been described as a pore , the vesicle itself being considered a thickened rim . O ( 0 ) G ( o fig . 8 . O O O O O Kieser figures the glands as pores in Pine- wood ( fig . 8 ...
26 psl.
... centre being the youngest . I have not suc- ceeded in obtaining any section which will show this structure . It has been imagined that this glandular Pleurenchyma is confined to Gymnosperms , but Dr. Brown long since remarked it in ...
... centre being the youngest . I have not suc- ceeded in obtaining any section which will show this structure . It has been imagined that this glandular Pleurenchyma is confined to Gymnosperms , but Dr. Brown long since remarked it in ...
28 psl.
... centre of spiral vessels , and then it is manifest that the fibre is internal , because it projects beyond the inside of the vessel , at every turn . It is more difficult to determine whether the fibre is solid , or tubular , or flat ...
... centre of spiral vessels , and then it is manifest that the fibre is internal , because it projects beyond the inside of the vessel , at every turn . It is more difficult to determine whether the fibre is solid , or tubular , or flat ...
42 psl.
... centre of cells . The same circumstance is particularly visible in the oval cells found in the leaves of Caladium esculentum , Dieffen- bachia Seguina , and some other Araceæ . Here the acicular raphides are not only collected in ...
... centre of cells . The same circumstance is particularly visible in the oval cells found in the leaves of Caladium esculentum , Dieffen- bachia Seguina , and some other Araceæ . Here the acicular raphides are not only collected in ...
Kiti leidimai - Peržiūrėti viską
Pagrindiniai terminai ir frazės
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