- the membranous envelope that encloses the base of various mushrooms formed when the velum ruptures.
Origin of volva
Examples from the Web for volva
Historical Examples of volva
The genus has neither a volva nor a ring and the spores are white.The Mushroom, Edible and Otherwise
M. E. Hard
In Lepiota naucinoides, as in all the Lepiotas, the volva is wanting.
The volva and ring, or annulus, are not always present in mushrooms.
A part of the volva 145 remains as a sheath at the base of the stem.
In the brown variety the stem and ring are often tinged with brown, as also the volva.
- botany a cup-shaped structure that sheathes the base of the stalk of certain mushrooms
Word Origin for volva
- A cuplike structure around the base of the stalk of certain basidiomycete fungi.