Genipa americana

Genipa americana L. is a dye plant.

Colors
You can achieve blue-black colour.

Parts used
Juice from mature fruits changes from a clear liquid to a blue-black onwhen exposed to air.

Methods
Soukup (1970) comments that it's used to rub on clothes or as a body paint.

Synonyms
Genipa brasiliana, Genipa oblongifolia

Local names are: in Colombia it's called jagua in spanish, and huitoc among Machigüengas, Amarahaire, Yaguas, and Shipibos.