Zuckerman wiped her eyes with her handkerchief.
If she went upstairs, Wilbur would wait at the bottom step until she came down again.
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Advantages of self-fertilization are that fewer spores are wasted, no external gamete carrier is required, and organisms adapted to their environment can maintain their traits.
The egg is produced within a similar structure called an archegonium.
Fronds that do have them are called fertile fronds.
While the sporophyte consisted of fronds and rhizomes, the gametophyte has leaflets and rhizoids.
We can placate this to the expression of free-will and our species temptation towards it.