pycnidium

American  

[pik-nid-ee-uhm] / pɪkˈnɪd i əm /

noun

Mycology.

pycnidia plural

1. (in certain ascomycetes and fungi imperfecti) a globose or flask-shaped fruiting body bearing conidia on conidiophores.

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pycnidium British  

/ pɪkˈnɪdɪəm /

noun

1. a small flask-shaped structure containing spores that occurs in ascomycetes and certain other fungi

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Other Word Forms

Derived Forms

• pycnidial
  adjective

Inflected Forms

Nouns

• pycnidia
  plural

Etymology

Origin of pycnidium

1855–60; < New Latin < Greek pykn ( ós ) close, thick, dense + -idion diminutive suffix

Example Sentences

See Examples For:

pycnidia

Conidia, spermatia, pycnidia, &c., have been traced to and associated with some species, but the history of others is still obscure.

From Fungi: Their Nature and Uses by Cooke, M. C. (Mordecai Cubitt)

I examined the trees in company with Mr. J. H. Muncie, one of our assistants, and found all the external appearances of Chestnut Blight with, however, only a very few imperfectly developed pycnidia.

From Northern Nut Growers Association, Report of the Proceedings at the Seventh Annual Meeting Washington, D. C. September 8 and 9, 1916. by Northern Nut Growers Association

Probably the species are only pycnidia of Sphæriacei, but that is of no consequence in relation to our present inquiry.

From Fungi: Their Nature and Uses by Cooke, M. C. (Mordecai Cubitt)

Finally, there exist in the Ascomycetes certain organs of reproduction, diverse spore-bearing apparatus, pycnidia, and others, which, like the spermogonia, usually precede ascophorous fruits.

From Fungi: Their Nature and Uses by Cooke, M. C. (Mordecai Cubitt)

Similarly with the various types of conidial or oidial “fructifications,” termed pycnidia, spermogonia, aecidia, &c.

From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 3 "Frost" to "Fyzabad" by Various