hedge maple vs maple

hedge maple and maple both are nouns.

Word	Noun	Adjective	Verb	Adverb
hedge maple	Yes	No	No	No
maple	Yes	No	No	No

As nouns, maple is a hypernym of hedge maple; that is, maple is a word with a broader meaning than hedge maple:

hedge maple: shrubby Eurasian maple often used as a hedge
maple: any of numerous trees or shrubs of the genus Acer bearing winged seeds in pairs; north temperate zone

hedge maple (noun)	maple (noun)
shrubby Eurasian maple often used as a hedge	any of numerous trees or shrubs of the genus Acer bearing winged seeds in pairs; north temperate zone
	wood of any of various maple trees; especially the hard close-grained wood of the sugar maple; used especially for furniture and flooring