Botanical name: Mitrephora wangii
Common name: Mitrephora
Family: Annonaceae
Origin: South East Asia
Small to medium size tree with highly fragrant unusual shaped flowers. This rare plant has showy flowers that change color from pinkish-white to yellow with age. The genus is widely found in southern India and Southeast Asia. It reaches a maximum of diversity in Borneo and the Philippines.
Similar plants: Mitrephora wangii (Mitrephora)
Link to this plant:
https://toptropicals.com/catalog/uid/mitrephora_wangii.htm