pycnidium

== English == === Etymology === From New Latin pycnidium, from pycno- (“dense”) +‎ -idium. === Noun === pycnidium (plural pycnidia) In certain fungi, a flask-shaped cavity from the surface of the inner walls of which spores are produced. Synonym: pycnid ==== Derived terms ==== === References === “pycnidium”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.