Akademik

North American perennial herb; leaves are used medicinally; sometimes placed in genus Cassia

: any of various plants of the genus Cassia; especially : a No. American perennial herb (C. marilandica) the leaves of which are used medicinally in the same manner as the officinal senna

a subshrubby senna, Cassia marilandica, of the eastern U.S., having yellow flowers. Also called American senna.

wild senna,

a plant growing in the eastern United States that is three or four feet high, has yellow flowers, and whose dried leaves are used as a laxative.