Capsicum frutescens vs red pepper

Capsicum frutescens and red pepper both are nouns.

Word	Noun	Adjective	Verb	Adverb
Capsicum frutescens	Yes	No	No	No
red pepper	Yes	No	No	No

Capsicum frutescens (noun)	red pepper (noun)
plant bearing very hot medium-sized oblong red peppers; grown principally in the Gulf Coast states for production of hot sauce	ground pods and seeds of pungent red peppers of the genus Capsicum
	very hot red peppers; usually long and thin; some very small