Nauclea diderrichii vs Sarcocephalus diderrichii

Nauclea diderrichii and Sarcocephalus diderrichii both are nouns.

Word	Noun	Adjective	Verb	Adverb
Nauclea diderrichii	Yes	No	No	No
Sarcocephalus diderrichii	Yes	No	No	No

As nouns, Nauclea diderrichii and Sarcocephalus diderrichii are synonyms defined as:

Nauclea diderrichii and Sarcocephalus diderrichii: large African forest tree yielding a strong hard yellow to golden brown lumber; sometimes placed in genus Sarcocephalus

Other synonyms of Nauclea diderrichii include opepe.

Nauclea diderrichii (noun)	Sarcocephalus diderrichii (noun)
large African forest tree yielding a strong hard yellow to golden brown lumber; sometimes placed in genus Sarcocephalus	large African forest tree yielding a strong hard yellow to golden brown lumber; sometimes placed in genus Sarcocephalus