peridium

American  

[puh-rid-ee-uhm] / pəˈrɪd i əm /

noun

Mycology.

plural

peridea

1. the outer enveloping coat of the fruit body in many fungi.

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peridium British  

/ pəˈrɪdɪəm /

noun

1. the distinct outer layer of the spore-bearing organ in many fungi

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Other Word Forms

• peridial
  adjective
• peridiiform
  adjective

Etymology

Origin of peridium

1815–25; < New Latin < German pērídion, diminutive of pḗra wallet; see -idium

Example Sentences

D. trevelyani         OO Peridium breaking into but few irregular lobes; columella prominent.             i.

From The North American Slime-Moulds A Descriptive List of All Species of Myxomycetes Hitherto Reported from the Continent of North America, with Notes on Some Extra-Limital Species by MacBride, Thomas H. (Thomas Huston)

Peridium is three to five inches in diameter.

From The Mushroom, Edible and Otherwise Its Habitat and its Time of Growth by Hard, Miron Elisha

Peridium subglobose, thick, with a very short stem, or almost—sometimes entirely—sessile; hard, rough, splitting into irregular stellate limbs; frequently well buried in the ground.

From The Mushroom, Edible and Otherwise Its Habitat and its Time of Growth by Hard, Miron Elisha

Peridium irregularly globose, thick, attenuated downward into a stem-like base, opening by disintegration of its upper portion; internal mass or gleba divided into distinct sac-like cells.

From The Mushroom, Edible and Otherwise Its Habitat and its Time of Growth by Hard, Miron Elisha

L. scintillans B. Peridium not blue, silvery.     a.

From The North American Slime-Moulds A Descriptive List of All Species of Myxomycetes Hitherto Reported from the Continent of North America, with Notes on Some Extra-Limital Species by MacBride, Thomas H. (Thomas Huston)