oosphere
Example Sentences
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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
The protoplasm in one of these protuberances arranges itself into a round mass--the oosphere or female cell.
From Scientific American Supplement, No. 531, March 6, 1886 by Various
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 sexual generation is a small green thalloid structure called a prothallium, which bears antheridia and archegonia, each archegonium having a neck-canal and oosphere, which is fertilized just as in the moss.
From Scientific American Supplement, No. 531, March 6, 1886 by Various
Down this canal pass one or more antherozoids, which become absorbed into the oosphere, and this then secretes a wall, and from it grows the second or asexual generation.
From Scientific American Supplement, No. 531, March 6, 1886 by Various