a perennial, ornamental alumroot (Heuchera sanguinea) native to SW North America, with racemes of drooping pink or white flowers
also written cor′al-bells·
plural noun(used with a sing. or pl. verb)
A species of alumroot (Heuchera sanguinea) native to the southwest United States and Mexico, widely cultivated in gardens for its clusters of small, bell-shaped, red to white flowers.