stone pine vs true pine

stone pine and true pine both are nouns.

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

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

stone pine: medium-sized two-needled pine of southern Europe having a spreading crown; widely cultivated for its sweet seeds that resemble almonds
true pine: a coniferous tree

Other hypernyms of stone pine include pine, pine tree.

stone pine (noun)	true pine (noun)
medium-sized two-needled pine of southern Europe having a spreading crown; widely cultivated for its sweet seeds that resemble almonds	a coniferous tree