sugar corn vs Zea mays rugosa

sugar corn and Zea mays rugosa both are nouns.

Word	Noun	Adjective	Verb	Adverb
sugar corn	Yes	No	No	No
Zea mays rugosa	Yes	No	No	No

As nouns, sugar corn and Zea mays rugosa are synonyms defined as:

sugar corn and Zea mays rugosa: a corn plant developed in order to have young ears that are sweet and suitable for eating

Other synonyms of sugar corn include green corn, sweet corn, sweet corn plant, Zea saccharata.

sugar corn (noun)	Zea mays rugosa (noun)
a corn plant developed in order to have young ears that are sweet and suitable for eating	a corn plant developed in order to have young ears that are sweet and suitable for eating