Grammatophyllum scriptum (Grammatophyllum)
Botanical names: Grammatophyllum scriptum, Epidendrum scriptum
Common name: Grammatophyllum
Family: Orchidaceae
Origin: Southeast Asia
Due to their large size, plants are rarely found in cultivation outside botanical institutions.
Require plenty of water and high humidity during the growing season. Less water is required during the cooler months.
Similar plants: Grammatophyllum scriptum (Grammatophyllum)
Link to this plant:
https://toptropicals.com/catalog/uid/grammatophyllum_scriptum.htm