Stilpnophyllum grandifolium is a species of tree

Tree

A tree is a perennial woody plant. It is most often defined as a woody plant that has many secondary branches supported clear of the ground on a single main stem or trunk with clear apical dominance. A minimum height specification at maturity is cited by some authors, varying from 3 m to...

 in the Rubiaceae

Rubiaceae

The Rubiaceae is a family of flowering plants, variously called the coffee family, madder family, or bedstraw family. The group contains many commonly known plants, including the economically important coffee , quinine , and gambier , and the horticulturally valuable madder , west indian jasmine ,...

 family. It is endemic to southeastern Ecuador

Ecuador

Ecuador , officially the Republic of Ecuador is a representative democratic republic in South America, bordered by Colombia on the north, Peru on the east and south, and by the Pacific Ocean to the west. It is one of only two countries in South America, along with Chile, that do not have a border...

, where it is known from two subpopulations in the Nangaritza Canton

Nangaritza Canton

Nangaritza Canton is a canton of Ecuador, located in the Zamora-Chinchipe Province. Its capital is the town of Nangaritza. Its population at the 2001 census was 4,797....

, and is expected in Peru

Peru

Peru , officially the Republic of Peru , is a country in western South America. It is bordered on the north by Ecuador and Colombia, on the east by Brazil, on the southeast by Bolivia, on the south by Chile, and on the west by the Pacific Ocean....

. It is not confirmed inside Ecuador’s protected areas network, but collected near Podocarpus National Park

Podocarpus National Park

Podocarpus National Park is a national park located in the provinces of Zamora Chinchipe and Loja, in the south-east of Ecuador. It was created in 1982....

. It is considered Endangered by habitat destruction related to disorganized colonization, mining, and deforestation.