oriental plane vs plane tree

oriental plane and plane tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
oriental plane	Yes	No	No	No
plane tree	Yes	No	No	No

As nouns, plane tree is a hypernym of oriental plane; that is, plane tree is a word with a broader meaning than oriental plane:

oriental plane: large tree of southeastern Europe to Asia Minor
plane tree: any of several trees of the genus Platanus having thin pale bark that scales off in small plates and lobed leaves and ball-shaped heads of fruits

Other hypernyms of oriental plane include platan, sycamore.

oriental plane (noun)	plane tree (noun)
large tree of southeastern Europe to Asia Minor	any of several trees of the genus Platanus having thin pale bark that scales off in small plates and lobed leaves and ball-shaped heads of fruits