Botanical name: Napoleonaea vogelii
Common name: Napoleons Hat
Family: Lecythidaceae
Origin: Africa
Napoleona is an interesting group of trees and shrubs found in the understorey of tropical rainforests. Esteemed for the exquisite, vividly colored, saucer shaped flowers that grow from leaf axils, or directly from trunk and stem. They are mostly grown as greenhouse specimens by collectors, but can be used as landscaping ornamentals where conditions are suited.
Similar plants: Napoleonaea vogelii (Napoleons Hat)
Link to this plant:
https://toptropicals.com/catalog/uid/napoleonaea_vogelii.htm