wire grass vs Andropogon scoparius

wire grass and Andropogon scoparius both are nouns.

Word	Noun	Adjective	Verb	Adverb
wire grass	Yes	No	No	No
Andropogon scoparius	Yes	No	No	No

As nouns, wire grass and Andropogon scoparius are synonyms defined as:

wire grass and Andropogon scoparius: handsome hardy North American grass with foliage turning pale bronze in autumn

Other synonyms of wire grass include broom beard grass, prairie grass, Schizachyrium scoparium.

wire grass (noun)	Andropogon scoparius (noun)
coarse annual grass having fingerlike spikes of flowers; native to Old World tropics; a naturalized weed elsewhere	handsome hardy North American grass with foliage turning pale bronze in autumn
handsome hardy North American grass with foliage turning pale bronze in autumn