mountain swamp gum vs Eucalyptus camphora

mountain swamp gum and Eucalyptus camphora both are nouns.

Word	Noun	Adjective	Verb	Adverb
mountain swamp gum	Yes	No	No	No
Eucalyptus camphora	Yes	No	No	No

As nouns, mountain swamp gum and Eucalyptus camphora are synonyms defined as:

mountain swamp gum and Eucalyptus camphora: medium-sized swamp gum of New South Wales and Victoria

mountain swamp gum (noun)	Eucalyptus camphora (noun)
medium-sized swamp gum of New South Wales and Victoria	medium-sized swamp gum of New South Wales and Victoria