Definition of ringworm bush in English:

ringworm bush

noun

  • A tropical American leguminous shrub, Senna alata (formerly Cassia alata) (family Caesalpiniaceae (Leguminosae)), having leaves which have been used as a remedy for various skin conditions including ringworm.

Origin

Mid 18th century; earliest use found in Patrick Browne (c1720–1790), physician and botanist.