bluestem vs Andropogon furcatus

bluestem and Andropogon furcatus both are nouns.

Word	Noun	Adjective	Verb	Adverb
bluestem	Yes	No	No	No
Andropogon furcatus	Yes	No	No	No

As nouns, bluestem and Andropogon furcatus are synonyms defined as:

bluestem and Andropogon furcatus: tall grass with smooth bluish leaf sheaths grown for hay in the United States

Other synonyms of bluestem include Andropogon gerardii, blue stem.

bluestem (noun)	Andropogon furcatus (noun)
tall grass with smooth bluish leaf sheaths grown for hay in the United States	tall grass with smooth bluish leaf sheaths grown for hay in the United States