ghost gum vs snow gum

ghost gum and snow gum both are nouns.

Word	Noun	Adjective	Verb	Adverb
ghost gum	Yes	No	No	No
snow gum	Yes	No	No	No

As nouns, ghost gum and snow gum are synonyms defined as:

ghost gum and snow gum: small to medium-sized tree of Australia and Tasmania having smooth white to light-grey bark shedding in patches or strips

Other synonyms of ghost gum include Eucalyptus coriacea, Eucalyptus pauciflora, white ash.

ghost gum (noun)	snow gum (noun)
small to medium-sized tree of Australia and Tasmania having smooth white to light-grey bark shedding in patches or strips	small to medium-sized tree of Australia and Tasmania having smooth white to light-grey bark shedding in patches or strips