volva

American  

[vol-vuh] / ˈvɒl və /

noun

Mycology.

1. the membranous envelope that encloses the base of various mushrooms formed when the velum ruptures.

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volva British  

/ ˈvɒlvə, ˈvɒlvɪt, -veɪt /

noun

1. botany a cup-shaped structure that sheathes the base of the stalk of certain mushrooms

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volva Scientific  

/ vŏl′və,vôl′- /

1. A cuplike structure around the base of the stalk of certain basidiomycete fungi.

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Other Word Forms

• volvate adjective

Etymology

Origin of volva

1745–55; < Latin: covering, akin to volvere to roll, wrap

Example Sentences

Fungi with red caps or stems; mushrooms with white gills, skirts or rings on their stems; and any ’shrooms with a bulbous sack or volva are all worth avoiding.

From Los Angeles Times • Feb. 1, 2023

P. 9-12 cm. soon plane, viscid, brownish-grey, warts greyish, soon disappearing; g. free, white; s. 10-12 cm. squamose up to the imperfect ring, and base bulbous, no free edge to volva; sp. 8-9 � 5-6.

From European Fungus Flora: Agaricaceae by Massee, George

P. 3-5 cm.; g. narrowed behind, broad, dark grey then blackish; s. elongated fibroso-striate, hollow, tawny, volva fleshy, persistent.

From European Fungus Flora: Agaricaceae by Massee, George

P. 5-8 cm. umb. even, blackish with white squamules; g. free; s. 10-15 cm. pale tawny; margin of volva free; sp.

From European Fungus Flora: Agaricaceae by Massee, George

Gills free; veil appendiculate; volva and ring absent.

From European Fungus Flora: Agaricaceae by Massee, George