patchouli vs Pogostemon cablin

patchouli and Pogostemon cablin both are nouns.

Word	Noun	Adjective	Verb	Adverb
patchouli	Yes	No	No	No
Pogostemon cablin	Yes	No	No	No

As nouns, patchouli and Pogostemon cablin are synonyms defined as:

patchouli and Pogostemon cablin: small East Indian shrubby mint; fragrant oil from its leaves is used in perfumes

Other synonyms of patchouli include pachouli, patchouly.

patchouli (noun)	Pogostemon cablin (noun)
a heavy perfume made from the patchouli plant	small East Indian shrubby mint; fragrant oil from its leaves is used in perfumes
small East Indian shrubby mint; fragrant oil from its leaves is used in perfumes