juncáceo , a . ( Of the lat. )( iuncus , junco, and -áceo ). 1. adj. Bot. Says of the grasses Angiosperms monocotyledons, similar to the grasses, moist, usually lively land with Rhizome, long, filiform or cylindrical stems, leaves alternate envainadoras, little apparent flowers and fruit capsule, containing albumen starchy seeds; e.g., Reed mats. U t. c. s. f. 2. f. pl. Bot. These plant family. O RTOGR. ESCR. with may. initial. v >