Pinus radiata vs pine

Pinus radiata and pine both are nouns.

Word	Noun	Adjective	Verb	Adverb
Pinus radiata	Yes	No	No	No
pine	Yes	No	Yes	No

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

Pinus radiata: tall California pine with long needles in bunches of 3, a dense crown, and dark brown deeply fissured bark
pine: a coniferous tree

Other hypernyms of Pinus radiata include pine tree, true pine.

Pinus radiata (noun)	pine (noun)
tall California pine with long needles in bunches of 3, a dense crown, and dark brown deeply fissured bark	a coniferous tree
	straight-grained durable and often resinous white to yellowish timber of any of numerous trees of the genus Pinus

Pinus radiata (verb)	pine (verb)
	have a desire for something or someone who is not present