sugar sumac vs Rhus ovata

sugar sumac and Rhus ovata both are nouns.

Word	Noun	Adjective	Verb	Adverb
sugar sumac	Yes	No	No	No
Rhus ovata	Yes	No	No	No

As nouns, sugar sumac and Rhus ovata are synonyms defined as:

sugar sumac and Rhus ovata: evergreen shrub of southeastern United States with spikes of reddish yellow flowers and glandular hairy fruits

Other synonyms of sugar sumac include sugar-bush.

sugar sumac (noun)	Rhus ovata (noun)
evergreen shrub of southeastern United States with spikes of reddish yellow flowers and glandular hairy fruits	evergreen shrub of southeastern United States with spikes of reddish yellow flowers and glandular hairy fruits