Arctostaphylos uva-ursi vs red bearberry

Arctostaphylos uva-ursi and red bearberry both are nouns.

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

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

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

Arctostaphylos uva-ursi (noun)	red bearberry (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