Source : Webster's Revised Unabridged Dictionary (1913)

Styptic \Styp"tic\, a. [L. stypticus, Gr. ?, fr. ? to contract.]
   Producing contraction; stopping bleeding; having the quality
   of restraining hemorrhage when applied to the bleeding part;
   astringent. [Written also {stiptic}.]

   {Styptic weed} (Bot.), an American leguminous herb ({Cassia
      occidentalis}) closely related to the wild senna.

Source : WordNet®

Cassia occidentalis
     n : very leafy malodorous tropical weedy shrub whose seeds have
         been used as an adulterant for coffee; sometimes
         classified in genus Cassia [syn: {coffee senna}, {mogdad
         coffee}, {styptic weed}, {stinking weed}, {Senna
         occidentalis}]