Gossypium hirsutum vs upland cotton

Gossypium hirsutum and upland cotton both are nouns.

Word	Noun	Adjective	Verb	Adverb
Gossypium hirsutum	Yes	No	No	No
upland cotton	Yes	No	No	No

As nouns, Gossypium hirsutum and upland cotton are synonyms defined as:

Gossypium hirsutum and upland cotton: native tropical American plant now cultivated in the United States yielding short-staple cotton

Gossypium hirsutum (noun)	upland cotton (noun)
native tropical American plant now cultivated in the United States yielding short-staple cotton	native tropical American plant now cultivated in the United States yielding short-staple cotton