involucrum

[ in-vuh-loo-kruhm ]

noun,plural in·vo·lu·cra [in-vuh-loo-kruh]. /ˌɪn vəˈlu krə/.

Origin of involucrum

1
1670–80; <New Latin, Latin involūcrum a wrap, cover, equivalent to involū- (variant stem of involvere to wrap, cover; see involute) + -crum instrumental suffix

Words Nearby involucrum

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use involucrum in a sentence

  • They have also always an involucrum below the298 calyx, but this involucrum differs in the different genera.

    Botany for Ladies | Jane Loudon
  • In the genus Malva, the involucrum consists of three leaflets, which in the common Mallow (Malva sylvestris) are oblong.

    Botany for Ladies | Jane Loudon
  • As the seeds ripen, the involucrum falls off, but the large loose-looking calyx remains on.

    Botany for Ladies | Jane Loudon
  • The involucrum is formed also of one piece, and the three leaves are laid one over the other as in the annexed flower.

  • It belongs to that section of its numerous genus having an involucrum of stalked leaflets.