Yaupon \Yau"pon\, n. (Bot.)
A shrub ({Ilex Cassine}) of the Holly family, native from
Virginia to Florida. The smooth elliptical leaves are used as
a substitute for tea, and were formerly used in preparing the
black drink of the Indians of North Carolina. Called also
{South-Sea tea}. [Written also {yapon}, {youpon}, and
{yupon}.]