Ceylon cinnamon tree vs Cinnamomum zeylanicum

Ceylon cinnamon tree and Cinnamomum zeylanicum both are nouns.

Word	Noun	Adjective	Verb	Adverb
Ceylon cinnamon tree	Yes	No	No	No
Cinnamomum zeylanicum	Yes	No	No	No

As nouns, Ceylon cinnamon tree and Cinnamomum zeylanicum are synonyms defined as:

Ceylon cinnamon tree and Cinnamomum zeylanicum: tropical Asian tree with aromatic yellowish-brown bark; source of the spice cinnamon

Other synonyms of Ceylon cinnamon tree include Ceylon cinnamon, cinnamon.

Ceylon cinnamon tree (noun)	Cinnamomum zeylanicum (noun)
tropical Asian tree with aromatic yellowish-brown bark; source of the spice cinnamon	tropical Asian tree with aromatic yellowish-brown bark; source of the spice cinnamon