wild cotton vs Arizona wild cotton

wild cotton and Arizona wild cotton both are nouns.

Word	Noun	Adjective	Verb	Adverb
wild cotton	Yes	No	No	No
Arizona wild cotton	Yes	No	No	No

As nouns, wild cotton and Arizona wild cotton are synonyms defined as:

wild cotton and Arizona wild cotton: shrub of southern Arizona and Mexico

Other synonyms of wild cotton include Gossypium thurberi.

wild cotton (noun)	Arizona wild cotton (noun)
shrub of southern Arizona and Mexico	shrub of southern Arizona and Mexico