dwarf mountain pine vs Pinus mugo

dwarf mountain pine and Pinus mugo both are nouns.

Word	Noun	Adjective	Verb	Adverb
dwarf mountain pine	Yes	No	No	No
Pinus mugo	Yes	No	No	No

As nouns, dwarf mountain pine and Pinus mugo are synonyms defined as:

dwarf mountain pine and Pinus mugo: low shrubby pine of central Europe with short bright green needles in bunches of two

Other synonyms of dwarf mountain pine include mountain pine, mugho pine, mugo pine, Swiss mountain pine.

dwarf mountain pine (noun)	Pinus mugo (noun)
low shrubby pine of central Europe with short bright green needles in bunches of two	low shrubby pine of central Europe with short bright green needles in bunches of two