oosphere

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

After impregnation the fertilized oosphere immediately surrounds itself with a cell-wall and becomes the oospore which by a process of growth forms the embryo of the new plant.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Part 1, Slice 1 by Various

The subsequent behavior of the pollen cell, its division and its fertilization of the germinal vesicle or oosphere, leave no doubt as to its analogy with the microspore of vascular cryptogams.

From Scientific American Supplement, No. 531, March 6, 1886 by Various

The oogonia, unlike the Peronosporaceae, contain more than one oosphere.

From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 3 "Frost" to "Fyzabad" by Various

These are of the ordinary type of those organs, namely, a broad lower portion, containing a naked oosphere and a long narrow neck with a central canal leading to the oosphere.

From Scientific American Supplement, No. 531, March 6, 1886 by Various

Guided by the synergidae one male-cell passes into the oosphere with which it fuses, the two nuclei uniting, while the other fuses with the definitive nucleus, or, as it is also called, the endosperm nucleus.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Part 1, Slice 1 by Various