n. - The root of Spigelia Marilandica, used as a powerful
vermifuge; also, that of S. Anthelmia. See definition 2 (below).
n. - A perennial North American herb (Spigelia Marilandica),
sometimes cultivated for its showy red blossoms. Called also Carolina
pink, Maryland pinkroot, and worm grass.
n. - An annual South American and West Indian plant (Spigelia
Anthelmia).