1. A tree of exceptional size, age, or historical significance that is officially recognized and protected as a natural heritage or landmark
The ancient oak in the town square is a monumental tree that has stood for over 500 years.
O carvalho antigo na praça da cidade é uma árvore monumental que está de pé há mais de 500 anos.
2. A tree designated by government or cultural institutions for its outstanding botanical, ecological, or cultural value
Brazil has catalogued several monumental trees in the Atlantic Forest.
O Brasil catalogou várias árvores monumentais na Mata Atlântica.