red bearberry vs Arctostaphylos uva-ursi

red bearberry and Arctostaphylos uva-ursi both are nouns.

Word	Noun	Adjective	Verb	Adverb
red bearberry	Yes	No	No	No
Arctostaphylos uva-ursi	Yes	No	No	No

As nouns, red bearberry and Arctostaphylos uva-ursi are synonyms defined as:

red bearberry and Arctostaphylos uva-ursi: evergreen mat-forming shrub of North America and northern Eurasia having small white flowers and red berries; leaves turn red in autumn

red bearberry (noun)	Arctostaphylos uva-ursi (noun)
evergreen mat-forming shrub of North America and northern Eurasia having small white flowers and red berries; leaves turn red in autumn	evergreen mat-forming shrub of North America and northern Eurasia having small white flowers and red berries; leaves turn red in autumn