• (n.) A Peruvian plant (Piper, / Artanthe, elongatum), allied to the pepper, the leaves of which are used as a styptic and astringent.
Ma·ti'co noun (Botany) A Peruvian plant ( Piper, or Artanthe, elongatum ), allied to the pepper, the leaves of which are used as a styptic and astringent. 
Matico (Artanthe elongata) is a Peruvian shrub belonging to the family Piperaceae. The leaves are aromatic and used in medicine for its styptic properties.