This herb only has notation as an ingredient in a Jamaican tonic known as Jamaican Wood & Root Tonic which is used to help boost the immune system and increase vigour but there is no research to verify such action – its use is entirely traditional.
There are very many variants and the herb is found all over the South Americas
It is usually simmered along with the following ingredients in variable measures according to which recipe you follow:-
Chaney Root, Sarsaparilla Root, Black Wiss, Milk Wiss, African Cayenne, Sour Sop, Mango, Cloves, Pimento, Cinnamon