Glossary

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Term Definition
amphigynous

The antheridium is said to be amphigynous when it encircles the oogonial stalk, a condition brought on by the growth of the oogonial initial through the antheridial initial. Compare with paragynous.
antheridium

The male gametangium; a multinucleate, swollen hyphal tip affixed firmly to the basal side of the oogonium.
aplerotic

Not filled up. Refers to species of the Pythiaceae in which the oospore does not fill the oogonium. Compare with plerotic.