Tabernaemontana sananho, Bonafousia sanangoFamily: ApocynaceaeSanango, Uchu Sanango, Shiric SanagoOrigin: Brazil, French GuianaCalled Kunapip in Ecuador. Rare tropical species with large leaves, fragrant flowers and edible fruit. Different parts of plant are used in S. American folk medicine. It grows as a tall evergreen dense shrub, the leaves are the largest of all tabernaemontanas and can reach 12" in length and 5" in width. White flowers are 2-3" wide with pinwheeled petals and intense fragrance. This plant can be also trimmed into a small srub and grown in a pot. Very tropical looking.See picture with buds.
Link to this plant: http://toptropicals.com/catalog/uid/tabernaemontana_sananho.htm