pencil cedar vs pencil cedar tree

pencil cedar and pencil cedar tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
pencil cedar	Yes	No	No	No
pencil cedar tree	Yes	No	No	No

As nouns, pencil cedar and pencil cedar tree are synonyms defined as:

pencil cedar and pencil cedar tree: any of several junipers with wood suitable for making pencils

pencil cedar (noun)	pencil cedar tree (noun)
any of several junipers with wood suitable for making pencils	any of several junipers with wood suitable for making pencils
wood of a pencil cedar tree; used for making pencils