wild cotton vs Gossypium thurberi

wild cotton and Gossypium thurberi both are nouns.

Word	Noun	Adjective	Verb	Adverb
wild cotton	Yes	No	No	No
Gossypium thurberi	Yes	No	No	No

As nouns, wild cotton and Gossypium thurberi are synonyms defined as:

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

Other synonyms of wild cotton include Arizona wild cotton.

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