coumarin

Tonka trees are renowned for their impressive size, often reaching up to 100 feet in height. They feature tall trunks with dark brown bark and lush, vibrant foliage. The leaves are pinnately compound and glossy, with a deep green color. The tree produces small, fragrant, and delicate white flowers with a subtle hint of purple. These flowers eventually give way to the star of the show—the Tonka bean. read more ›