Coffea robusta vs robusta coffee

Coffea robusta and robusta coffee both are nouns.

Word	Noun	Adjective	Verb	Adverb
Coffea robusta	Yes	No	No	No
robusta coffee	Yes	No	No	No

As nouns, Coffea robusta and robusta coffee are synonyms defined as:

Coffea robusta and robusta coffee: native to West Africa but grown in Java and elsewhere; resistant to coffee rust

Other synonyms of Coffea robusta include Coffea canephora, Rio Nunez coffee.

Coffea robusta (noun)	robusta coffee (noun)
native to West Africa but grown in Java and elsewhere; resistant to coffee rust	native to West Africa but grown in Java and elsewhere; resistant to coffee rust