Virginia pine vs true pine

Virginia pine and true pine both are nouns.

Word	Noun	Adjective	Verb	Adverb
Virginia pine	Yes	No	No	No
true pine	Yes	No	No	No

As nouns, true pine is a hypernym of Virginia pine; that is, true pine is a word with a broader meaning than Virginia pine:

Virginia pine: common small shrubby pine of the eastern United States having straggling often twisted or branches and short needles in bunches of 2
true pine: a coniferous tree

Other hypernyms of Virginia pine include pine, pine tree.

Virginia pine (noun)	true pine (noun)
common small shrubby pine of the eastern United States having straggling often twisted or branches and short needles in bunches of 2	a coniferous tree