noun Etymology: New Latin, from Arabic ushna moss Date: 1597 any of a genus ( Usnea of the family Usneaceae) of widely distributed lichens (as old-man's beard) that have a grayish or yellow pendulous freely branched thallus
USNEA
Meaning of USNEA in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012