Angraecum vs genus Angraecum

Angraecum and genus Angraecum both are nouns.

Word	Noun	Adjective	Verb	Adverb
Angraecum	Yes	No	No	No
genus Angraecum	Yes	No	No	No

As nouns, Angraecum and genus Angraecum are synonyms defined as:

Angraecum and genus Angraecum: genus of tropical Old World epiphytic orchids with showy flowers sometimes grotesque

Other synonyms of Angraecum include genus Angrecum.

Angraecum (noun)	genus Angraecum (noun)
genus of tropical Old World epiphytic orchids with showy flowers sometimes grotesque	genus of tropical Old World epiphytic orchids with showy flowers sometimes grotesque