noun
: a nearly cosmopolitan rush ( Juncus effusus ) common in marshy areas and having furrowed or striate usually soft culms — called also round rush
noun
: a nearly cosmopolitan rush ( Juncus effusus ) common in marshy areas and having furrowed or striate usually soft culms — called also round rush
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012