scrub palmetto vs saw palmetto

scrub palmetto and saw palmetto both are nouns.

Word	Noun	Adjective	Verb	Adverb
scrub palmetto	Yes	No	No	No
saw palmetto	Yes	No	No	No

As nouns, scrub palmetto and saw palmetto are synonyms defined as:

scrub palmetto and saw palmetto: small hardy clump-forming spiny palm of southern United States

Other synonyms of scrub palmetto include Serenoa repens.

scrub palmetto (noun)	saw palmetto (noun)
small hardy clump-forming spiny palm of southern United States	small hardy clump-forming spiny palm of southern United States