Uva Ursi, also commonly known as Bearberry, is found in northern, cooler climates. It has red berries as well as red flowers but it is the leaves that are thought to be beneficial. Historically both the leaves and berries were used by different indigenous people from northern areas such as Native Americans. Uva Ursi was also used as a tea in some places in Russia. Uva Ursi, also commonly known as Bearberry, is found in northern, cooler climates. It has red berries as well as red flowers but it is the leaves that are thought to be beneficial. Historically both the leaves and berries were used by different indigenous people from northern areas such as Native Americans. Uva Ursi was also used as a tea in some places in Russia.