noun Etymology: French, from New Latin involucrum Date: 1785 one or more whorls of bracts situated below and close to a flower, flower cluster, or fruit, involucral adjective involucrate adjective
INVOLUCRE
Meaning of INVOLUCRE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012