Pycnidium vs Perithecium - What's the difference?
pycnidium | perithecium |
In certain fungi, a flask-shaped cavity from the surface of the inner walls of which spores are produced.
(Webster 1913)
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An ascocarp shaped like a skittle or ball, distinguished by a small pore, the ostiole, through which the spores are released one by one when ripe.
