The knowledge and practice of traditional medicine in North America is as diverse as its cultural diversity.

The knowledge and practice of traditional medicine in South America is as diverse as its cultural heritage and botanical diversity. In an area that is not just home to more species of plants than most other regions on earth, but is equally rich in cultural diversity, the number of plants used for medicines in different ways by different peoples is sheer endless.

The knowledge and practice of traditional medicine in Central America is as diverse as its cultural heritage and botanical diversity. In an area that is not just home to more species of plants than most other regions on earth, but is equally rich in cultural diversity, the number of plants used for medicines in different ways by different peoples is sheer endless.

Hundreds of medicinal plants are at risk of extinction, threatening the discovery of future cures for disease, experts warn.

Biodiversity hotspots were first identified as areas rich in endemic plants and containing a high diversity of species. Their ecosystem was suffering the threats of outsiders and with time, lost most of their original habitat. Today, we are more specific with the identification of hotspots as we apply two specific criteria in their definition.