Tongkat Ali Herbal Extract Tincture, Super-Concentrated Wildcrafted Tongkat Ali (Eurycoma Longifolia) Dried Root Tongkat Ali is the common name of Eurycoma Longifolia – an evergreen flowering plant from the Simaroubaceae family native to the Southeast Asian region. It grows as a slender shrub reaching up to 10 meters in height and often remains unbranched. Known with different names across various parts of the world, Tongkat Ali has a long history of use in traditional medicine.