senna

/ˈsɛnə/

/ˈsɛnə/

Other forms: sennas

Definitions of senna

1. noun

   any of various plants of the genus Senna having pinnately compound leaves and showy usually yellow flowers; many are used medicinally
   types:

   Cassia alata, Senna alata, ringworm bush, ringworm cassia, ringworm shrub

   tropical shrub (especially of Americas) having yellow flowers and large leaves whose juice is used as a cure for ringworm and poisonous bites; sometimes placed in genus Cassia

   Cassia auriculata, Senna auriculata, avaram, tanner's cassia

   evergreen Indian shrub with vivid yellow flowers whose bark is used in tanning; sometimes placed in genus Cassia

   Alexandria senna, Alexandrian senna, Cassia acutifolia, Cassia augustifolia, Indian senna, Senna alexandrina, tinnevelly senna, true senna

   erect shrub having racemes of tawny yellow flowers; the dried leaves are used medicinally as a cathartic; sometimes placed in genus Cassia

   Cassia occidentalis, Senna occidentalis, coffee senna, mogdad coffee, stinking weed, styptic weed

   very leafy malodorous tropical weedy shrub whose seeds have been used as an adulterant for coffee; sometimes classified in genus Cassia

   type of:

   bush, shrub

   a low woody perennial plant usually having several major stems