Wild senna Meaning, Definition & Usage

  1. noun North American perennial herb; leaves are used medicinally; sometimes placed in genus Cassia
    Cassia marilandica; Senna marilandica.

WordNet

Definitions
  1. (Bot.), the Cassia Marilandica, growing in the United States, the leaves of which are used medicinally, like those of the officinal senna.

Webster 1913