from The Century Dictionary.
- noun In botany, the brown cell-contents in Diatomaceæ, colored by diatomin. The term has also been applied generally to the coloring matter, other than green, of flowers, etc.
- noun In zoology, the highly colored endoplasm of a cell.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Bot.) The coloring matter within the cells of plants, whether green, red, yellow, or any other color.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun botany Any
colouring matterwithin the cellsof plants.
from Wiktionary, Creative Commons Attribution/Share-Alike License
Soon the densely congregated granules at the extreme end will be seen to separate from the endochrome of the filament, a clear space sometimes, but not always, marking the point of division.
The threads adhere to each other laterally, containing only a single spiral endochrome, and the articulations are very long.
Soane River, also, is an interesting Alga, belonging to the curious genus _Thwaitesia, _ in which the division of the endochrome in the fertile cells into four distinct masses, sometimes entirely free, is beautifully marked.
In the latter case, however, there is no external swelling, but a lateral endochrome is formed, which, as it grows, makes its way through an aperture, whose sides are regularly inflected.
In Silhet, again, is a magnificent _Zygnema, _ allied to _Z. nitidum, _ with large oval spores, about 1/285 part of an inch long, and a dark golden brown colour, and containing a spiral green endochrome.