What is the meaning of Involucre?

Conspicuous bract, bract pair or ring of bracts at the base of an inflorescence.

involucre

involucre

inflection of involucrar:

  1. first/third-person singular present subjunctive
  2. third-person singular imperative

first/third-person singular present subjunctive

third-person singular imperative

Source: wiktionary.org