 | John Lindley - History - 1853 - 1076 pages
...coiled up in the interior. At a certain epoch the globular cell bursts and discharges the vesicles, and the spiral filaments moving within the vesicles at...their way out of them and swim about in the water, displaying a spiral or heliacal form, and consisting of a delicate filament with a thickened clavate... | |
 | John Lindley - 1853 - 1066 pages
...coiled up in the interior. At a certain epoch the globular cell bursts and discharges the vesicles, and the spiral filaments moving within the vesicles at...their way out of them and swim about in the water, displaying a spiral or heliacal form, and consisting of a delicate filament with a thickened clavate... | |
 | Asa Gray - Botany - 1858 - 566 pages
...cells elevated on the surface of the germinating frond, in the cavity of which are formed other cells, filled with minute vesicles containing each a spiral...their way out of them and swim about in the water. These filaments, or spcrmatozoids, resemble those of Mosses, but are flat and ribbon-like, as in Chara,... | |
 | Encyclopedias and dictionaries - 1858 - 810 pages
...coiled up in the interior. At a certain epoch the globular cell bursts, and discharges the vesicles, and the spiral filaments moving within the vesicles, at...their way out of them, and swim about in the water, displaying a spiral or heliacal form, and consisting of a delicate filament with a thickened clavate... | |
 | Asa Gray - Botany - 1866 - 582 pages
...cells elevated on the surface of the germinating frond, in the cavity of which are formed other cells, filled with minute vesicles containing each a spiral...a mucilaginous mass ; the spiral filaments moving w'itliin the vesicles at length make their way out of them and swim about in the water. These filaments,... | |
 | Asa Gray - Botany - 1871 - 568 pages
...cells elevated on the surface of the germinating frond, in the cavity of which are formed other cells, filled with minute vesicles containing each a spiral...mucilaginous mass ; the spiral filaments moving within the vesieles at length make their way out of them and swim about in the water. These filaments, or spermatozoids,... | |
 | 1852 - 960 pages
...globular cell bursts and discharges the vesicles, and the spiral filaments moving within the vpsicles at length make their way out of them and swim about in the water, displaying a spiral or heliacal form, and consisting of a delicate filament with a thickened clavate... | |
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... cellular Marchantia-like frond. The globular cell produces in its interior a number of minute vesicles, in each of which is developed a spiral filament, coiled up in the interior. At a certain epoch the globular cell bursts and discharges the vesicles,... 