Pau D'Arco is a large South American rainforest tree that is also known as trumpet tree. It is a 100% natural herb that most Brazilians and other South Americans are very familiar with. The inner pith of the Pau D'Arco tree contains organic compounds, most notably lapachol and beta-lapachone. Pau D'Arco tea is certified Kosher by STAR-K. COLOR/PART/FORM: Brown/Inner bark/Bulk tea bags. It has an earthy/woody aroma, astringent and slightly bitter taste. Its latin name is Tabebuia Impetiginosa and its origin is Brazil.