Pinus virginiana vs scrub pine

Pinus virginiana and scrub pine both are nouns.

Word	Noun	Adjective	Verb	Adverb
Pinus virginiana	Yes	No	No	No
scrub pine	Yes	No	No	No

As nouns, Pinus virginiana and scrub pine are synonyms defined as:

Pinus virginiana and scrub pine: common small shrubby pine of the eastern United States having straggling often twisted or branches and short needles in bunches of 2

Other synonyms of Pinus virginiana include Jersey pine, Virginia pine.

Pinus virginiana (noun)	scrub pine (noun)
common small shrubby pine of the eastern United States having straggling often twisted or branches and short needles in bunches of 2	common small shrubby pine of the eastern United States having straggling often twisted or branches and short needles in bunches of 2