lesser burdock vs Arctium minus

lesser burdock and Arctium minus both are nouns.

Word	Noun	Adjective	Verb	Adverb
lesser burdock	Yes	No	No	No
Arctium minus	Yes	No	No	No

As nouns, lesser burdock and Arctium minus are synonyms defined as:

lesser burdock and Arctium minus: a plant that is ubiquitous in all but very acid soil; found in most of Europe and North Africa

Other synonyms of lesser burdock include common burdock.

lesser burdock (noun)	Arctium minus (noun)
a plant that is ubiquitous in all but very acid soil; found in most of Europe and North Africa	a plant that is ubiquitous in all but very acid soil; found in most of Europe and North Africa