![Soap bark tree (Quillaja saponaria) is an evergreen tree endemic to central Chile. Its bark contains saponin used in pharmacy, cosmetics and Stock Photo - Alamy Soap bark tree (Quillaja saponaria) is an evergreen tree endemic to central Chile. Its bark contains saponin used in pharmacy, cosmetics and Stock Photo - Alamy](https://c8.alamy.com/comp/2WAK06F/soap-bark-tree-quillaja-saponaria-is-an-evergreen-tree-endemic-to-central-chile-its-bark-contains-saponin-used-in-pharmacy-cosmetics-and-industry-2WAK06F.jpg)
Soap bark tree (Quillaja saponaria) is an evergreen tree endemic to central Chile. Its bark contains saponin used in pharmacy, cosmetics and Stock Photo - Alamy
![Soap bark tree (Quillaja saponaria) is an evergreen tree endemic to central Chile. Its bark contains saponin used in pharmacy, cosmetics and Stock Photo - Alamy Soap bark tree (Quillaja saponaria) is an evergreen tree endemic to central Chile. Its bark contains saponin used in pharmacy, cosmetics and Stock Photo - Alamy](https://c8.alamy.com/comp/2WKYC4P/soap-bark-tree-quillaja-saponaria-is-an-evergreen-tree-endemic-to-central-chile-its-bark-contains-saponin-used-in-cosmetics-pharmacy-and-industry-2WKYC4P.jpg)
Soap bark tree (Quillaja saponaria) is an evergreen tree endemic to central Chile. Its bark contains saponin used in pharmacy, cosmetics and Stock Photo - Alamy
![Soap bark tree (Quillaja saponaria) is an evergreen tree endemic to central Chile. Its bark contains saponin used in pharmacy, cosmetics and Stock Photo - Alamy Soap bark tree (Quillaja saponaria) is an evergreen tree endemic to central Chile. Its bark contains saponin used in pharmacy, cosmetics and Stock Photo - Alamy](https://c8.alamy.com/comp/2WAK06B/soap-bark-tree-quillaja-saponaria-is-an-evergreen-tree-endemic-to-central-chile-its-bark-contains-saponin-used-in-pharmacy-cosmetics-and-industry-2WAK06B.jpg)